Hytera PD70X Series Service Manual Download Page 59

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BAT+

R5V

5VRT

BAT+

DISCHARGE-SW-TX

APC/TV1

1,11

PS-APC

ANT-GPS

PS-RX

TEM-LEV-DET-TC 13

PS-TX

PD780 UHF Schematic Diagram(TX/RX Circuit)

D9007

MA2S077

D9007

MA2S077

C9090

0.01u

C9090

0.01u

R9096
3.3K

R9029

330

R9029

330

R9025

270

R9025

270

C9104

0.1U
C9104

0.1U

R9094

C9064

1000p

C9064

1000p

R9054

0.39

R9054

0.39

C9041

C9050

470P

C9050

470P

C9101

15p

C9101

15p

R9099

1nH

R9099

1nH

C9071

0.1u

C9071

0.1u

R9037

R9059

100K-F

R9059

100K-F

C9021

3.6P

C9021

3.6P

C9113

C9051

22u/10v

C9051

22u/10v

Q9018

PBR941

Q9018

PBR941

C9040

C9118

27p

C9118

27p

R9086

DTC114EE

Q9007

DTC114EE

Q9007

L9011

C9002

100P

C9002

100P

R9021

R9018

680

R9018

680

C9139

R9034

R9098

3.3K

R9098

3.3K

R9067

6.8k

R9067

6.8k

C9016

C9053

C9085

1000P

C9085

1000P

C9035

22P

C9035

22P

C9008

C9059

1000p

C9059

1000p

R9011

100

R9011

100

D9015

HVC350B

D9015

HVC350B

R9046

470K-F

R9046

470K-F

R9095

3.3K

R9095

3.3K

L9010

22n

L9010

22n

C9079

15p

C9079

15p

C9091

0.1u

C9091

0.1u

C9128

L9039

L9025

39NH

L9025

39NH

L9015

BLM15PD121SN1

L9015

BLM15PD121SN1

R9041

4.7K

R9041

4.7K

R9048

150K-F

R9048

150K-F

R9089

5.6k

R9089

5.6k

R9026

L9009

22nH

L9009

22nH

C9004

R9004

4.4nH

R9004

4.4nH

C9012

D9014

HVC350B

D9014

HVC350B

C9130

C9048

470P

C9048

470P

C9037

470P

C9037

470P

C9039

470P

C9039

470P

C9106

20p

C9106

20p

R9056

L9034

C9140

R9008

1.5K

R9008

1.5K

C9049

0.1u

C9049

0.1u

R9015

330

R9015

330

L9026

100n

L9026

100n

L9029

R9003

270

R9003

270

C9031

L9002

82n

L9002

82n

C9007

L9020

BLM15PD121SN1

L9020

BLM15PD121SN1

C9100

2.7p

C9100

2.7p

GND

OUT

Z9001
73.35M

GND

OUT

Z9001
73.35M

DTC114EE

Q9008

DTC114EE

Q9008

C9043

0.1u

C9043

0.1u

C9141

47pF

C9141

47pF

C9045

470P

C9045

470P

R9028

270

R9028

270

C9069

470P

C9069

470P

R9080

47P

R9080

47P

C9095

1uF

C9095

1uF

Q9006

2SA1745

Q9006

2SA1745

C9137

R9090

C9025

10P

C9025

10P

R9057

150K-F

R9057

150K-F

R9097

3.3K

R9097

3.3K

C9133

C9063

1000p

C9063

1000p

R9091

D9017

HSMS-2827

D9017

HSMS-2827

C9119

R9050

47K

R9050

47K

C9026

C9116

3.6p

C9116

3.6p

C9029

470P

C9029

470P

C9097

0.1u

C9097

0.1u

C9017

C9111

2.4p

C9111

2.4p

L9013

18nH

L9013

18nH

C9028

C9124

C9117

TP9005

R9072

100K

R9072

100K

C9112

18p

C9112

18p

C9014

C9107

Q9019

EMD22

Q9019

EMD22

R9058

1M-F

R9058

1M-F

L9036

U9003

LM45

U9003

LM45

+VS

GND

R9023

3.9K

R9023

3.9K

R9073

100K

R9073

100K

R9027

8.2k

R9027

8.2k

L9033

C9066

0.01u

C9066

0.01u

L9022

270nH

L9022

270nH

L9016

3.3n

L9016

3.3n

Q9004

2SC4988

Q9004

2SC4988

C9081

470P

C9081

470P

C9030

2.4p

C9030

2.4p

D9002

1SS356

D9002

1SS356

C9105

15p

C9105

15p

C9086

0.1u

C9086

0.1u

C9089

1000P

C9089

1000P

D9010

EDZ3.6B

D9010

EDZ3.6B

C9087

0.047u

C9087

0.047u

T9002

XFMR

T9002

XFMR

R9038

D9013

HSM88AS

D9013

HSM88AS

R9077

100K

R9077

100K

C9009

C9046

0.1u

C9046

0.1u

L9003

18nH

L9003

18nH

C9073

C9121

1000P

C9121

1000P

C9070

R9079

33K

R9079

33K

C9075

470p

C9075

470p

ANT1

R9014

C9018

470P

C9018

470P

C9013

470P

C9013

470P

C9088

1000p

C9088

1000p

R9084

56K

R9084

56K

L9004

18nH

L9004

18nH

L9038

C9034

470P

C9034

470P

C9099

10p

C9099

10p

C9129

TP9004

R9093

R9045

1M-F

R9045

1M-F

R9009

C9058

C9074

L9006

10n

L9006

10n

U9002

AD8566ARMZ

U9002

AD8566ARMZ

A OUTPUT

A -INPUT

A +INPUT

V+

B +INPUT

B -INPUT

B OUTPUT

GND

C9123

L9014

BLM18SG121TN1

L9014

BLM18SG121TN1

L9005

18nH

L9005

18nH

C9092

0.1uF

C9092

0.1uF

C9057

0.1u

C9057

0.1u

C9126

TP9003

C9011

100P

C9011

100P

R9033

L9012

220n

L9012

220n

L9035

R9066

1.5k

R9066

1.5k

C9134

R9002

47K

R9002

47K

R9063
10K

C9027

12P

C9027

12P

C9022

C9138

0.047u

C9138

0.047u

C9033

470P

C9033

470P

C9096

470pF

C9096

470pF

C9094

D9008
MA2S077

L9027

820nH

L9027

820nH

R9047

33K

R9047

33K

C9132

C9044

0.01u

C9044

0.01u

C9038

0.1u

C9038

0.1u

TP9001

APC-out

TP9001

APC-out

C9122
27p

D9001

HVC350B

D9001

HVC350B

C9077

10p

C9077

10p

R9036

10k

R9036

10k

Q9017

PBR941

Q9017

PBR941

C9135

4pF

C9135

4pF

R9017

100

R9017

100

C9020

43p

C9020

43p

R9007

D9006

MA2S077

D9006

MA2S077

C9131

C9067

1000p

C9067

1000p

C9047

470P

C9047

470P

C9098

470pF

C9098

470pF

C9110

0.01u

C9110

0.01u

C9042

470P

C9042

470P

R9016

150

R9016

150

Q9001

AT-41511

Q9001

AT-41511

R9101

150K-F

R9101

150K-F

C9019

R9069

C9015

Q9020

EMD22

Q9020

EMD22

C9065

1500p

C9065

1500p

R9024

6.8K

R9024

6.8K

L9031

R9032

L9030

3.3nH

L9030

3.3nH

C9023

C9061

1000P

C9061

1000P

C9062

L9001

82n

L9001

82n

R9074

10k

R9074

10k

R9039

100

R9039

100

T9001

XFMR

T9001

XFMR

TP9002

R9085

100K

R9085

100K

R9013

3.3K

R9013

3.3K

C9136

4pF

C9136

4pF

C9001

1000P

C9001

1000P

C9006

D9012

HVC350B

D9012

HVC350B

C9003

L9008

47nH

L9008

47nH

R9006

10k

R9006

10k

Q9002

2SC3356

Q9002

2SC3356

R9075

C9114

5.6K

C9114

5.6K

R9083
330

C9115

C9032

R9068

3.3K

R9068

3.3K

R9012

100

R9012

100

R9043

3.3K

R9043

3.3K

L9018

15n(high Q)

L9018

15n(high Q)

Q9005

RD01MUS2

Q9005

RD01MUS2

L9017

22n(high Q)

L9017

22n(high Q)

R9100

150K-F

R9100

150K-F

L9007

10n

L9007

10n

C9024

L9024

220N

L9024

220N

R9071

330

R9071

330

C9060

1000P

C9060

1000P

L9037

R9092

D9016

D9005

MA2S077

D9005

MA2S077

R9081

10K

R9081

10K

Q9003

RD07MUS2B

Q9003

RD07MUS2B

C9120

12P

C9120

12P

R9022

C9078

20p

C9078

20p

R9053

0.39

R9053

0.39

L9032

470n

L9032

470n

C9080

0.1u

C9080

0.1u

C9109

15p

C9109

15p

C9093

1000P

C9093

1000P

R9078

5.6K

R9078

5.6K

L9028

22n
L9028

22n

C9005

C9103

1000P

C9103

1000P

R9076

100K

R9076

100K

R9055

0.39

R9055

0.39

PD70X/PD70XG/PD78X/PD78XG/HD705/HD705G/HD785/HD785G Schematic Diagram (Transmitter/Receiver)

7.6 Schematic Diagram

Summary of Contents for PD70X Series

Page 1: ......

Page 2: ...e to the following model PD70X X may indicate 2 5 6 or 8 PD70XG X may indicate 2 5 6 or 8 PD78X X may indicate 2 5 6 or 8 PD78XG X may indicate 2 5 6 or 8 HD705 HD705G HD785 HD785G In this manual the description related to GPS is applicable to PD70XG PD78XG HD705G HD785G only while the description related to the LCD is applicable to PD78X PD78XG HD785 HD785G ...

Page 3: ...ty rights including patent rights copyrights and trade secrets of Digital Voice Systems Inc This voice coding technology is licensed solely for use within this product The user of this technology is explicitly prohibited from attempting to decompile reverse engineer or disassemble the Object Code or in any other way convert the Object Code into a human readable form U S Patent Nos 6 912 495 B2 6 1...

Page 4: ...ory 9 3 2 3 Clock 10 3 2 4 Reset signal 11 3 2 5 SPI 11 3 2 6 MCBSP 11 3 2 7 USB 12 3 2 8 UART 13 3 2 9 I2C 13 3 2 10 MICROWIRE 14 3 2 11 MCSI1 14 3 3 Audio Section 14 3 3 1 Audio Diagram 14 3 3 2 Diagram of Signal Flow 15 3 3 3 Audio Amplifier 16 3 4 Troubleshooting Flow Chart 17 3 5 PCB Difference 18 4 GPS Circuit 19 4 1 Circuit Description 19 4 2 Schematic Diagram 20 4 3 Parts List 20 4 4 Troub...

Page 5: ...ormation 121 8 1 Transmitter Circuit 121 8 1 1 RF Power Amplifier Circuit 121 8 1 2 Low pass Filter Circuit 122 8 1 3 Auto Power Control Circuit 122 8 2 Receiver Circuit 122 8 2 1 Receiver Front end 123 8 2 2 Receiver Back end 124 8 3 Frequency Generation Unit FGU 124 8 3 1 Working Principle of PLL 125 8 3 2 Working Principle of VCO 125 8 3 3 Two point Modulation 126 8 4 PCB View 127 8 5 Block Dia...

Page 6: ...trol Circuit 302 10 2 Receiver Circuit 302 10 2 1 Receiver Front end 303 10 2 2 Receiver Back end 304 10 3 Frequency Generation Unit FGU 304 10 3 1 Working Principle of PLL 305 10 3 2 Working Principle of VCO 305 10 3 3 Two point Modulation 306 10 4 PCB View 307 10 5 Block Diagram 315 10 6 Schematic Diagram 318 10 7 Parts List 334 10 8 Troubleshooting Flow Chart 388 11 VHF 136 174MHz Information 3...

Page 7: ...1 5 Block Diagram 410 11 6 Schematic Diagram 413 11 7 Parts List 429 11 8 Troubleshooting Flow Chart 482 12 Disassembly and Assembly 488 12 1 Disassembling the Chassis 488 12 2 Disassembling the TX and RX Units 488 12 3 Assembly 489 13 Exploded View 490 14 Packing Guide 496 15 Specifications 497 16 Appendix 500 ...

Page 8: ...ction 15 Figure 3 16 Diagram of Audio Signal Flow 16 Figure 4 1 Diagram of GPS Circuit 19 Figure 4 2 Schematic Diagram 20 Figure 7 1 Diagram of Transmitter Circuit 32 Figure 7 2 Diagram of Receiver Circuit 34 Figure 7 3 Diagram of IF Processor 35 Figure 7 4 Diagram of FGU 36 Figure 8 1 Diagram of Transmitter Circuit 121 Figure 8 2 Diagram of Receiver Circuit 123 Figure 8 3 Diagram of IF Processor ...

Page 9: ...Figures Service Manual vi Figure 11 3 Diagram of IF Processor 399 Figure 11 4 Diagram of FGU 400 ...

Page 10: ...le 6 3 Definition of Channel Board Interface 28 Table 6 4 Definition of 20 Pin Option Board Interface 30 Table 6 5 Definition of 16 Pin Accessory Interface 30 Table 6 6 Definition of Accessory Identifiers 31 Table 16 1 UHF1 Blind Spot 501 Table 16 2 UHF2 Blind Spot 501 Table 16 3 UHF3 Blind Spot 502 Table 16 5 VHF Blind Spot 502 ...

Page 11: ...on Indicates situations that could cause data loss or equipment damage Warning Indicates situations that could cause minor injury Danger Indicates situations that could cause major injury or even death Revision History Version Release Date Description R2 0 September 1st 2010 Initial release R3 5 October 31st 2011 Add descriptions on VHF UHF2 and UHF3 Update the battery life Update the template Add...

Page 12: ...Introduction Service Manual 2 1 Introduction Intended User This manual is intended for use by qualified technicians only ...

Page 13: ...G HD705 HD705G No Part Name No Part Name 1 SK1 Side Key 1 8 Radio On Off Volume Control Knob 2 PTT Key 9 Microphone 3 SK2 Side Key 2 10 Accessory Jack 4 TK Top Key 11 Battery Latch 5 Channel Selector Knob 12 Antenna 6 Speaker 13 Belt Clip 7 LED Indicator 14 Battery ...

Page 14: ...Part Name 1 SK1 Side Key 1 12 LED Indicator 2 PTT Key 13 Antenna 3 SK2 Side Key 2 14 Radio On Off Volume Control Knob 4 TK Top Key 15 Accessory Jack Group Call Selector Knob trunking mode 5 Volume Control Channel Selector Knob conventional mode 16 Back Group Call Management Key ...

Page 15: ... Home Screen Key trunking mode 6 Microphone 17 Programmable Key conventional mode 7 LCD Display 18 Up Key 8 OK Menu Key 19 Down Key Answer Redial Call Key trunking mode 9 Programmable Key conventional mode 20 Battery Latch 10 Speaker 21 Belt Clip 11 Numeric Keypad 22 Battery ...

Page 16: ...seband Section 3 1 Power Section 3 1 1 Diagram of Power Control Figure 3 1 Diagram of Power Control 3 1 2 Radio On Off Figure 3 2 Diagram of Radio On Off Control The radio on signal POWER SW satisfies the equation POWER SW PWR SW POWER CTL ...

Page 17: ...vel and the power is cut off 3 1 3 Power Protection Power protection includes over current reverse voltage and ESD protection 3 1 4 Power Consumption Control OMAP can control and configure the power supply and working mode of the peripheral modules RF section and baseband section via the I O interface and serial bus so as to reduce power consumption 3 2 Control Section 3 2 1 OMAP5912 Dual core Pro...

Page 18: ...Baseband Section Service Manual 8 Figure 3 3 Diagram of OMAP5912 Figure 3 4 Diagram of Overall Scheme ...

Page 19: ... RST_OUT SDRAM CKE SDRAM CLK SDRAM CS SDRAM WE SDRAM DQML SDRAM DQMU A 0 12 D 0 15 BA0 BA1 CAS RAS CKE CLK CS WE LDQM ULQM TV00570002CDGB A 23 0 DQ 15 0 OE WE Cef RESET WP ACC RY Byf FLASH WP FLASH RDY FLASH OE FLASH WE MT48H8M16LFB4 75 Figure 3 5 Diagram of External Memory EMIFS EMIFS is a 16 bit interface and provides four 64MB chip selects CS0 CS3 The interface supports memories such as NAND Fl...

Page 20: ...z 32kHz CLK32K_IN VSS Y13 VCC VCC OUT VCONT GND X203 TCXO 19 2MHz 1 2 3 4 Figure 3 6 Diagram of Baseband Clock Input Clock 32K Clock It is also called sleep clock and is mainly used for timing and sleeping of the system 19 2MHz Clock It is mainly used to provide input clock for APLL and DPLL Output Clock Three output clocks are provided MCLK BCLK and CLK32K_OUT MCLK provides 19 2MHz clock to the a...

Page 21: ... Figure 3 8 Diagram of SPI Connection 3 2 6 MCBSP OMAP5912 provides 3 MCBSP interfaces MCBSP1 MCBSP2 and MCBSP3 MCBSP1 is connected with the I2S interface of the audio codec to realize two way transmission of digital voice and data MCBSP2 uses independent clock and frame synchronization for transmission and reception AD9864 SSI is connected to the RX end of OMAP5912 MCBSP2 AD9864 works in master m...

Page 22: ...iagram of MCBSP Connection 3 2 7 USB OMAP5912 provides 3 USB interfaces One interface integrates a USB transceiver which is connected to the accessory jack and is used for program downloading and data application Figure 3 10 Diagram of USB Interface ...

Page 23: ...connected with the accessory jack and is used for updating and programming UART2 is for GPS and UART3 is for the option board Figure 3 11 Diagram of UART Interface Connection 3 2 9 I2C OMAP5912 provides one I2C interface and supports communication rate of up to 400Kbps The I2C interface is connected with the acceleration sensor and works in slave mode The connection of I2C is shown below Figure 3 ...

Page 24: ... 11 MCSI1 OMAP5912 has two MCSI interfaces MCSI1 is used for PLL configuration and data transmission The connection of MCSI1 is shown below Figure 3 14 Diagram of MCSI1 Connection 3 3 Audio Section 3 3 1 Audio Diagram The audio module is mainly for audio input and output TLV320AIC29 is used as the audio codec to convert and process audio signal and digital signal The audio amplifier TDA8547TS is u...

Page 25: ...sampling After digital audio processing the signal is output to DSP for processing Then the signal is sent to DAC TLV5614 which converts the signal to modulation signal After modulated and amplified in the RF module the signal is sent out from the antenna The RF signal received by the RF module is converted to digital signal by ADC AD9864 and is then sent to DSP for modulating and processing Then ...

Page 26: ...nput APA TDA8547TS Gain 31dB Internal external speaker output RX TX MIC gain 22dB TX TX RX RX Figure 3 16 Diagram of Audio Signal Flow 3 3 3 Audio Amplifier Main parameters of TDA8547TS are listed in the table below Rated Power Po 0 5W R L 16Ω Maximum Power Pmax 1 2W R L 16Ω The operation status of the audio amplifier is controlled via GPIO of OMAP See the table below Mode Amp SEL SPK MODE SELECT ...

Page 27: ...01 and U609 Reset Check the power on circuit and U611 Check U610 Yes No Yes No Yes Yes No No Yes No No 19 2MHz crystal works normally 3 1V6D voltage is normal 1V8D voltage is normal The control circuit works normally The RF circuit is driven normally 2 Yes No Yes Completed Description of Normal Situations 1 The radio shows normal power on screen and the backlight is normal 2 The RF power supply ou...

Page 28: ...with 1206 and 0805 The following changes are made for Version K Add test points P609 and P610 for the GPS power supply Add capacitors C301 C302 C303 C304 and C305 Add R208 Remove the board border C802 is compatible with 1206 and 0805 For VHF PCB Version B is made on the basis of Version A However some changes are made for Version B Add test points P609 and P610 for the GPS power supply Add R208 C8...

Page 29: ...ignals used for transmission and reception Step 2 The signal goes to BPF to further remove in band signals as well as harmonic and spurious signals Step 3 The weak GPS signal goes to a low noise amplifier LNA for amplification Step 4 After amplified the signal goes to the GPS module for further amplification and filtering and is then sent to the baseband section for calculation Step 5 The calculat...

Page 30: ...o Part No Description 1 C512 B4E 3101054710010 470P 2 C513 B2C 3101055600000 56P 3 C514 B3C 3101051210000 120P 4 C515 B2C 3101051050000 1UF 5 C516 B3C 3101051590070 1 5P 6 C517 B3C 3101051800010 18P 7 C518 B2C 3101051590000 2 7P 8 C519 B2C 3199050758000 1P 9 C520 B2C 3101050100030 1P 10 C521 B3C 3101051210000 120P ...

Page 31: ...Chip capacitor 30P 18 L501 B2C 3297106339000 3 3nH 19 L502 B3C 322150660108 Bead 20 L503 B2C 3297106339000 3 3nH 21 L504 B2C 3297106339000 3 3nH 22 L505 B2C 322150660108 Bead 23 L506 B3C 3210106390000 39nH 24 L507 B3C 3210305180000 18nH 25 L508 B3C 3210305829000 8 2nH 26 L509 B3C 3210305829000 8 2nH 27 L9034 B2C 3210105100000 Multi layer chip inductor 10nH 28 R501 B3C 3001054710000 470Ώ 29 R502 B3...

Page 32: ...GPS Circuit Service Manual 22 No Ref No Print No Part No Description 32 U501 B3C 3609999000300 GPS low noise amplifier 33 U502 B3D 1615000001720 GPS module 34 Z501 B3C 3804157560000 GPS filter ...

Page 33: ... Replace the GPS module Replace U501 Replace Z501 No Yes Yes No Yes Yes No No Yes No No L506 outputs 2 8V voltage U501 is normal 3 Z501 is normal 4 Replace the GPS module The power supply for GPS is normal 2 Yes No Description of Normal Situations 1 Detect with a multimeter The voltage of TP502 changes within the range 1 2V 2 8V 2 Voltage at L502 and L505 about 3 3V 3 Gain for U501 1 57542GHz 15dB...

Page 34: ...Tuning Description Service Manual 24 5 Tuning Description For details about tuning please refer to the help file of the tuning software supplied by the Company ...

Page 35: ...EC Analog audio signal output input 4 6 EXT MIC EXT MIC External MIC interface 8 10 12 14 16 IO5 OPT IO4 OPT IO3 OPT IO2 OPT IO1 OPT GPIO pin of the option board L H 7 3V6D Power supply 3 6V 9 11 USB D USB D USB data cable 13 EMERGENCY Emergency key L 32 43 DGND Power supply ground digital 18 GPIO GPIO 20 LED K KEY LED indication for key operation L 15 17 19 21 KB R1 KB R2 KB R3 KB R4 Keyboard row...

Page 36: ...S UART1 38 40 42 44 UART3 TX OPT UART3 RX OPT UART3 CTS IO30 OPT UART3 RTS IO29 OPT UART3 31 33 35 37 MCBSP3 FSX OPT MCBSP3 DX OPT MCBSP3 WCLK OPT MCBSP3 DR OPT MCBSP3 39 IIC SCL Acce CLK 32K OUT IIC SDA Acce for Version K of UHF1 UHF2 UHF3 Version F of UHF5 and Version B of VHF CLK 32K OUT for Version F H of UHF1 41 IIC SDA Acce CLK OPT IIC SCL Acce for Version K of UHF1 UHF2 UHF3 Version F of UH...

Page 37: ...erface Pin No Name Function Valid Level 1 26 Ground digital 2 17 M D0 M D15 LCD data 18 CS LCD LCD chip select L 19 RST OUT Reset signal 20 M A1 Data and command 21 WE Write signal L 22 OE Read signal L 23 IMO 16 8 bit LCD data selection 24 3V3D Power supply 3 3V 25 VFLASH Power supply for IO 27 3V6D Power supply for backlight 28 29 30 Backlight control L Table 6 2 Definition of 30 Pin LCD Interfa...

Page 38: ...one 11 INT MIC 780 Microphone 12 NC GND NC for Version K of UHF1 UHF2 UHF3 Version F of UHF5 and Version B of VHF GND for Version F H of UHF1 13 PWR SW Power on enable input 14 PWR SW Power on enable output 15 3V3DRF 3 3V power supply 16 NC GND NC for Version K of UHF1 UHF2 UHF3 Version F of UHF5 and Version B of VHF GND for Version F H of UHF1 Table 6 3 Definition of Channel Board Interface J2 20...

Page 39: ...F2 UHF3 Version F of UHF5 and Version B of VHF CLK 32K OUT for Version F H of UHF1 4 IIC SCL Acce CLK OPT IIC SCL Acce for Version K of UHF1 UHF2 UHF3 Version F of UHF5 and Version B of VHF CLK 32K OUT for Version F H of UHF1 6 8 10 12 MCBSP3 DR OPT MCBSP3 WCLK OPT MCBSP3 DX OPT MCBSP3 FSX OPT MCBSP3 14 Ground analog 16 AF 50PIN TO CODEC Analog audio signal 18 AF CODEC TO 50PIN Analog audio signal...

Page 40: ... USB RTS USB RTS 8 USB CTS USB CTS 9 SWB Power supply for the interface 10 MIC External MIC 11 GPIO GPIO 12 MIC External MIC 13 SEL3 Accessory Accessory identifier 3 or 1 wire communication interface L 14 TX TX end of serial port communication 15 RX RX end of serial port communication 16 PTT TX control L Table 6 5 Definition of 16 Pin Accessory Interface Definition of Accessory Identifiers No OPT_...

Page 41: ..._SEL1 OPT_SEL2 OPT_SEL3 Definition 5 1 0 0 For connecting MODEM 6 1 0 1 For connecting remote speaker microphones 7 1 1 0 Programming cable serial port USB slave mode for the radio 8 1 1 1 No accessory Table 6 6 Definition of Accessory Identifiers ...

Page 42: ... signal generated by the TX VCO is modulated and amplified and then feeds to the transmitter circuit via the following steps Step 1 The signal passes through a π type attenuator first allowing interstage isolation between the RF power amplifier circuit and the TX VCO Step 2 The signal goes to a pre driver amplifier 2SC3356 for pre amplification providing further interstage isolation Step 3 The sig...

Page 43: ...tage via the sampling resistor and subtraction circuit composed of the first operational amplifier This voltage is compared with the APC control voltage output by DAC at the second operational amplifier Then the error voltage which is output by the second operational amplifier controls TX power by controlling the bias voltage at the gates of the amplifiers including the driver amplifier and the fi...

Page 44: ...nal passes through the RF band pass filter and low noise amplifier and goes to the mixer D9017 Meanwhile the first local oscillator LO signal generated by VCO passes through the low pass filter and also goes to the mixer D9017 In the mixer the wanted signal and the first LO signal are mixed to generate the first IF signal 73 35MHz Then the signal passes through a π type attenuator 2dB and the LC t...

Page 45: ...sent to DSP OMAP5912 for demodulation AD9864 employs reference frequency of 19 2MHz and shares the crystal with the OMAP The second LO VCO comprises an oscillator a varactor and some other components to provide the 71 1 75 6MHz LO signal The 18MHz clock frequency is generated by the LC resonance loop 7 3 Frequency Generation Unit FGU The FGU is composed of VCO and PLL It is the core module of the ...

Page 46: ... frequency f2 through the frequency divider in PLL Then frequencies f1 and f2 are compared in the phase detector PD to generate continuous pulse current The current goes to the loop filter for RC integration and is then converted to CV voltage Then the CV voltage is sent to the varactor of VCO It adjusts the output frequency of VCO directly until the CV voltage becomes constant Then the PLL is loc...

Page 47: ...VCO TX VCO and RX VCO Both types control EMD22 to switch operating status via OMAP RX VCO is composed of the oscillator loop and Q104 to provide LO signal TX VCO is composed of the oscillator loop and Q108 to provide carrier for TX signal 7 3 3 Two point Modulation In TX mode the two point modulation technology is employed to obtain higher modulation accuracy and lower 4FSK bit error rate MOD VCO ...

Page 48: ...PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G PCB View Main Board Top Layer 38 7 4 PCB View ...

Page 49: ...PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G PCB View Main Board Bottom Layer 39 ...

Page 50: ...PD70X PD70XG HD705 HD705G PCB View Channel Board Top Layer 40 ...

Page 51: ...PD70X PD70XG HD705 HD705G PCB View Channel Board Bottom Layer 41 ...

Page 52: ...PD78X PD78XG HD785 HD785G PCB View Channel Board Top Layer 42 ...

Page 53: ...PD78X PD78XG HD785 HD785G PCB View Channel Board Bottom Layer 43 ...

Page 54: ...PD78X PD78XG HD785 HD785G PCB View Keyboard Top Layer 44 ...

Page 55: ...PD78X PD78XG HD785 HD785G PCB View Keyboard Bottom Layer 45 ...

Page 56: ...DAC GPS module BPF HPF ANT Microstrip Matcher TV1 APC LPF RX TX VCO amplifier TO omap TV1 APC From OMAP TV1 APC Reference OSC signal CV Buffer Pi Attenuator 1 2 BATT Stop band filter Adapt SW Adapt control APC module Low Noise Amp OP Pre driver1 RX TX VCO buffer LPF LPF Pi Attenuator 1 2 CV SW CV read control CV out 1 2 Pi Attenuator Pi Attenuator 46 PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD...

Page 57: ...PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G Block Diagram Baseband Section 47 ...

Page 58: ... buffers McBSP3 MCSI1 UART USB1 I O buffers Camera I F and ETM I O buffers GPIO MPUIO Microwire I O buffers RTC I O DDR SDRAM interface I O buffers Low voltage range 1 65V 1 8V 1 95V High voltage range 2 5V 2 75Vor 3 3V 3 6V DVDD2 Not use transceiver 1 65V 1 8V 1 95V Internal USB transceiver buffers Use transceiver 3V 3 3V 3 6V VDDF Positive supply for ADC back end VDDA Positive supply for ADC fro...

Page 59: ...9087 0 047u C9087 0 047u T9002 XFMR T9002 XFMR 6 1 2 4 3 R9038 1k R9038 1k D9013 HSM88AS D9013 HSM88AS 3 2 1 R9077 100K R9077 100K C9009 4P C9009 4P C9046 0 1u C9046 0 1u L9003 18nH L9003 18nH C9073 nc C9073 nc C9121 1000P C9121 1000P C9070 NC C9070 NC R9079 33K R9079 33K C9075 470p C9075 470p ANT1 ANT1 1 R9014 nc R9014 nc C9018 470P C9018 470P C9013 470P C9013 470P C9088 1000p C9088 1000p R9084 5...

Page 60: ...O2 4 GPIO1 5 AVDD2 6 AVSS2 7 AVDD1 8 NC 9 NC 10 NC 11 NC 12 AVSS1 13 VREF 14 VBAT 15 AUX2 16 AUX1 17 BUZZ_IN CP_INN 18 CP_OUTP 19 CP_INP 20 MICIN_HND 21 MICBIAS_HND 22 MICIN_HED 23 MICBIAS_HED 24 MIC_DET 25 OUT32N 26 SPK1 27 SPK2 28 DRVDD 29 SPKFC 30 VGND CP_OUTN 31 DRVSS1 32 OUT8N 33 BVDD 34 OUT8P 35 DRVSS2 36 DAV 37 SS 38 MOSI 39 MISO 40 SCLK 41 MCLK 42 SDOUT 43 SDIN 44 WCLK 45 BCLK 46 DVDD 47 D...

Page 61: ... 8 OUT2 13 NC 2 NC 7 NC 9 NC 12 NC 19 C805 100p C805 100p L803 L803 R801 10 R801 10 L802 BLM18PG181SN1 L802 BLM18PG181SN1 L804 L804 R804 10K R804 10K DTC114EE Q802 DTC114EE Q802 3 1 2 C807 270P C807 270P R802 330K R802 330K TP802 TP802 1 R807 20K R807 20K C811 270P C811 270P DTC114EE Q801 DTC114EE Q801 3 1 2 C802 22u 10V C802 22u 10V C808 3900p C808 3900p C818 270P C818 270P C804 270P C804 270P C8...

Page 62: ...C708 100p C703 470P C703 470P U701 TLV5614IPW U701 TLV5614IPW DVDD 1 PD 2 LDAC 3 DIN 4 SCLK 5 CS 6 FS 7 DGND 8 REFINCD 10 AGND 9 REFINAB 15 OUTA 14 OUTB 13 OUTC 12 OUTD 11 AVDD 16 C701 1u 10v C701 1u 10v C705 1000P C705 1000P C706 1u C706 1u R704 100 R704 100 R709 100k R709 100k C710 0 1u C710 0 1u C712 1u C712 1u C711 1u C711 1u R702 68k R702 68k R706 10K F R706 10K F R710 100k R710 100k TP701 MO...

Page 63: ... C648 1uF C648 1uF C678 0 22uF 10V C678 0 22uF 10V D602 D602 2 1 U609 RP102N331B U609 RP102N331B VDD 1 GND 2 CE 3 NC 4 VOUT 5 C625 0 1uF C625 0 1uF C618 0 1uF 16V C618 0 1uF 16V C681 270P C681 270P C646 C646 1 1 2 2 3 3 C638 0 01uF 16V C638 0 01uF 16V R617 470K F R617 470K F C687 0 01uF C687 0 01uF C686 1500P C686 1500P C676 0 22uF 10V C676 0 22uF 10V C601 2 2uF C601 2 2uF C682 0 1uF 16V C682 0 1u...

Page 64: ... 0 1u R414 2 7k R414 2 7k C471 270P C471 270P C472 2 2uF C472 2 2uF C437 5600P C437 5600P R416 820R R416 820R C425 18p C425 18p C422 0 1u C422 0 1u TP404 CV2 TP404 CV2 1 C420 12P C420 12P TP401 2FLO TP401 2FLO 1 R404 680R R404 680R C439 100P C439 100P R401 51 R401 51 D401 HVC350B D401 HVC350B 2 1 R413 1 8k R413 1 8k C454 0 01u C454 0 01u C444 470P C444 470P C426 0 01u C426 0 01u L411 3 3u L411 3 3...

Page 65: ...20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 D302 1N4148WS D302 1N4148WS 1 2 U316 U316 X1 A1 X2 A2 X3 A3 X4 A4 X5 A5 X6 A6 Y1 C1 Y2 C2 Y3 C3 Y4 C4 Y5 C5 Y6 C6 GND1 B1 GND2 B2 GND3 B3 L303 BLM18PG181SN1 L303 BLM18PG181SN1 C319 270p C319 270p R328 NC R328 NC R324 33 R324 33 R321 3 01 R321 3 01 L304 BLM18AG601SN1 L304 BLM18AG601SN1 J311 DF23C 30DS 0 5V ...

Page 66: ...P5912ZZG 1 U201B OMAP5912ZZG 1 U201B MCBSP1 CLKX GPIO54 G21 MCBSP1 FSX GPIO53 H15 MCBSP1 DX GPIO52 H18 MCBSP1 DR GPIO51 H20 SPIF DIN GPIO47 uWIRE SDI U18 SPIF DOUT GPIO46 uWIRE SDO W21 MCBSP3 DX GPIO43 MCSI1 CLK P14 MCBSP3 CLKX GPIO42 W16 MCSI1 DOUT GPIO18 W14 MCBSP3 FSX GPIO12 TIMER EXTCLK N18 MCSI1 SYNC GPIO9 W8 MCSI1 CLK GPIO7 M15 SPIF CS2 MPUIO4 uWIRE CS2 LED2 T19 SPIF SCK MPUIO1 U19 MCBSP3 DR...

Page 67: ...C14 B5 NC16 G5 NC17 K5 NC18 L5 NC19 B6 NC22 G7 NC23 L7 NC24 A8 VSS1 G2 VSS2 J8 NC25 B8 NC21 B7 NC20 L6 NC26 H8 NC27 L8 NC28 M8 R250 10K R250 10K R249 10 R249 10 RN242 10K 4 RN242 10K 4 1 2 3 4 5 6 7 8 C245 0 022u C245 0 022u C247 1u C247 1u C251 0 01u C251 0 01u C252 1000p C252 1000p C242 0 022u C242 0 022u OMAP5912ZZG 1 U201A OMAP5912ZZG 1 U201A FLASH A1 J8 FLASH A2 D3 FLASH A3 C1 FLASH A4 E4 FLA...

Page 68: ...PUIO11 W10 GPIO25 MCSI2 DOUT W9 GPIO0 USB VBUS R18 MPUIO5 MPUIO12 W5 MPUIO3 MMC2 DAT1 V8 GPIO7 MCSI2 SYNC V9 MPUIO10 MPUIO7 V10 GPIO57 MMC CLK V11 GPIO8 TRST Y8 GPIO26 MCSI2 DIN AA9 GPIO27 Y10 GPIO55 MMC CMD P11 MPUIO9 MPUIO6 W11 GPIO58 R11 GPIO6 MCSI1 DIN TIMER EVENT3 P19 GPIO4 SPIF DIN TIMER EVENT4 P20 GPIO29 LCD P8 D17 GPIO30 LCD P9 D16 GPIO31 LCD P10 C17 GPIO32 LCD P11 B17 GPIO33 LCD P12 G13 G...

Page 69: ...NF V18 RTC_ON_NOFF Y12 OSC32K_OUT AA13 OSC32K_IN V13 CLK32K_IN P13 OSC1_OUT W3 OSC1_IN Y2 MPU_RST U20 PWRON_RESET R12 MCLK GPIO24 V5 BCLK GPIO17 Y15 CLK32K_OUT GPIO36 MPUIO0 UART1 TX R13 BFAIL EXT_FIQ UART3 CTS W19 RST_OUT GPIO41 AA20 SYS_CLK_IN UART2 BCLK Y4 R210 33 R210 33 C214 270P C214 270P R206 10 R206 10 C206 1000P C206 1000P C232 270P C232 270P C228 270P C228 270P C236 1u C236 1u R209 10 R2...

Page 70: ... C116 9P C116 9P Q107 EMD22 Q107 EMD22 1 2 4 3 6 5 C151 47P C151 47P C169 0 1u C169 0 1u TP106 PLLCS TP106 PLLCS 1 R128 2 7K F R128 2 7K F L111 12nH L111 12nH R102 10K R102 10K L106 390nH L106 390nH Q104 NE68519 Q104 NE68519 2 3 1 R108 3 3K R108 3 3K R127 10K F R127 10K F R120 10K R120 10K C119 10p C119 10p D108 1SV305 D108 1SV305 2 1 R118 8 2K R118 8 2K R104 1K R104 1K R113 470R R113 470R TP105 P...

Page 71: ...309 100 RN301 100 4 RN301 100 4 1 2 3 4 5 6 7 8 S302 S302 1 2 C306 0 1u C306 0 1u R301 100K R301 100K R304 100K R304 100K D301 KPT 1608SURC D301 KPT 1608SURC 1 2 J304 NC JTAG J304 NC JTAG 1 2 3 4 5 6 7 8 9 10 11 12 13 14 C307 270p C307 270p R305 100K R305 100K R306 4 7K R306 4 7K J302 nc CON6 J302 nc CON6 1 2 3 4 5 6 L301 BLM15PD121SN1 L301 BLM15PD121SN1 R308 4 7K R308 4 7K PD70X PD70XG PD78X PD78...

Page 72: ...270P C1006 270P 1 C C 4 2 8 S1001 1 C C 4 2 8 S1001 1 2 3 4 5 6 D1003 D1003 2 1 U1002 RP102N181D U1002 RP102N181D VDD 1 GND 2 CE 3 NC 4 VOUT 5 C1016 0 1uF C1016 0 1uF D1006 D1006 2 1 Q1001 UMG3N Q1001 UMG3N 1 2 3 4 5 D1004 D1004 2 1 U1001 CM1418 02CS U1001 CM1418 02CS A1 A2 A3 B1 B2 B3 C1008 270P C1008 270P D1002 12 22RG TR8 D1002 12 22RG TR8 1 2 3 D1009 D1009 2 1 R1002 120 R1002 120 C1015 0 1uF C...

Page 73: ...270P C1006 270P 1 C C 4 2 8 S1001 1 C C 4 2 8 S1001 1 2 3 4 5 6 D1003 D1003 2 1 U1002 RP102N181D U1002 RP102N181D VDD 1 GND 2 CE 3 NC 4 VOUT 5 C1016 0 1uF C1016 0 1uF D1006 D1006 2 1 Q1001 UMG3N Q1001 UMG3N 1 2 3 4 5 D1004 D1004 2 1 U1001 CM1418 02CS U1001 CM1418 02CS A1 A2 A3 B1 B2 B3 C1008 270P C1008 270P D1002 12 22RG TR8 D1002 12 22RG TR8 1 2 3 D1009 D1009 2 1 R1002 120 R1002 120 C1015 0 1uF C...

Page 74: ... 9 10 11 12 13 14 15 16 17 18 19 20 S1702 S1702 1 2 D1710 PESD5V0S1UB D1710 PESD5V0S1UB 2 1 D1707 PESD12VS1UB D1707 PESD12VS1UB 2 1 D1712 PESD5V0S1UB D1712 PESD5V0S1UB 2 1 S1701 S1701 1 2 S1707 S1707 1 2 D1718 19 213 W1D ANPHY 3T D1718 19 213 W1D ANPHY 3T 1 2 D1705 PESD12VS1UB D1705 PESD12VS1UB 2 1 R1707 100 R1707 100 R1704 100 R1704 100 C1701 2 2uF C1701 2 2uF S1706 S1706 1 2 S1711 S1711 1 2 S170...

Page 75: ... B2H 3101050300000 3PF 5 C104 T1G 3101054710010 470PF 6 C105 B1I 3101051040060 0 1UF 7 C106 B2G 3101050500010 5PF 8 C107 T1F 3101050800000 8PF 9 C108 B2H 3101050700010 7PF 10 C109 B2H 3101050700010 7PF 11 C110 B2H 3101050900000 9PF 12 C111 T1F 3101050300000 3PF 13 C112 T1F 3101050300000 3PF 14 C114 T1F 3101050700010 7PF 15 C115 T2F 3101050700010 7PF 16 C116 T1F 3101050900000 9PF 17 C117 T1G 310105...

Page 76: ... 26 C126 T2G 3101051040060 0 1UF 27 C127 T2G 3101054710010 470PF 28 C128 T1H 3101060600010 6PF 29 C129 T1H 3101063690000 3 6PF 30 C130 T1H 3101062700010 27PF 31 C132 T1G 3101054700010 47PF 32 C133 T1H 3101060700020 7PF 33 C134 T2H 3101061500010 15PF 34 C136 B1F 3101054710010 470PF 35 C137 T2H 3101051020010 1000PF 36 C138 B1G 3101051040060 0 1UF 37 C139 B1G 3101054710010 470PF 38 C140 B1F 310106225...

Page 77: ... B1H 3101061590010 1 5PF 48 C151 B1G 3101054700010 47PF 49 C152 B1H 3101064590010 4 5PF 50 C153 B1G 3101061300000 13PF 51 C154 B1H 3101051050000 1UF 52 C156 B1H 3101051020010 1000PF 53 C157 B1H 3101062250000 2 2UF 54 C158 B1H 3101062250000 2 2UF 55 C159 B1H 3101052220010 2200PF 56 C160 B1H 3101052220010 2200PF 57 C161 B1H 3101051020010 1000PF 58 C162 B1I 3101051020010 1000PF 59 C163 T1H 3101051020...

Page 78: ... C173 T1H 3101051010030 100PF 69 C174 B1I 3101051030020 0 01UF 70 C175 T1I 3101052710000 270PF 71 C176 T1I 3101053310030 330PF 72 C177 T1H 3101073340000 0 33UF 73 C178 T1I 3101073340010 0 33UF 74 C179 T2I 3101051040060 0 1UF 75 C180 T1I 3101051020010 1000PF 76 C182 B1I 3101051040060 0 1UF 77 C183 T1I 3101051020010 1000PF 78 C184 B1I 3101051020010 1000PF 79 C185 T1I 3104072250060 2 2UF 80 C201 B4H ...

Page 79: ...12 B5J 3101052240010 0 22UF 90 C213 B5K 3101051520000 1500PF 91 C214 B3I 3101052710000 270PF 92 C215 T5J 3101051030020 0 01UF 93 C216 B3J 3101052240010 0 22UF 94 C218 B3J 3101052240010 0 22UF 95 C219 B3J 3101051520000 1500PF 96 C220 B4K 3101052710000 270PF 97 C221 B4K 3101052240010 0 22UF 98 C222 B4K 3101051050000 1UF 99 C223 B5J 3101054710010 470PF 100 C224 B5J 3101054710010 470PF 101 C225 B4K 31...

Page 80: ...35 B3I 3101051520000 1500PF 111 C236 B4I 3101051050000 1UF 112 C242 B4H 3101052230000 0 022UF 113 C243 B3I 3101052710000 270PF 114 C244 B3I 3101051520000 1500PF 115 C245 B2I 3101052230000 0 022UF 116 C246 B2I 3101052240010 0 22UF 117 C247 B3I 3101051050000 1UF 118 C251 B5I 3101051030020 0 01UF 119 C252 B4I 3101051020010 1000PF 120 C254 B4H 3101051050000 1UF 121 C267 B4E 3101051200020 12PF 122 C274...

Page 81: ... C286 T1K 3101052710000 270PF 132 C287 B2I 3101052710000 270PF 133 C288 B4F 3101051010030 100PF 134 C289 B2J 3101051520000 1500PF 135 C310 B2K 3101051040060 0 1UF 136 C311 B1K 3101051040060 0 1UF 137 C312 B4G 3101051050000 1UF 138 C313 B4I 3101052710000 270PF 139 C314 B4G 3101051050000 1UF 140 C315 B4G 3101052710000 270PF 141 C316 B4F 3101052710000 270PF 142 C317 B4F 3101052710000 270PF 143 C318 B...

Page 82: ...C334 B3L 3101052710000 270PF 153 C420 B2H 3101051200020 12PF 154 C422 T2G 3101051040060 0 1UF 155 C423 T2F 3101051050000 1UF 156 C425 T3G 3101051800010 18PF 157 C426 T3G 3101051030020 0 01UF 158 C427 T2H 3101052210010 220PF 159 C428 T2H 3101051010030 100PF 160 C429 T2G 3101051010030 100PF 161 C430 T2G 3101051040060 0 1UF 162 C431 T2H 3101052220010 2200PF 163 C432 T3F 3101052200010 22PF 164 C433 T2...

Page 83: ...42 T3H 3101061030010 0 01UF 174 C443 T3H 3101063900000 39PF 175 C444 T2F 3101054710010 470PF 176 C445 T3G 3101051040060 0 1UF 177 C446 T3G 3101051040060 0 1UF 178 C447 T3G 3101051030020 0 01UF 179 C448 T3G 3101053300000 33PF 180 C449 T3G 3101051030020 0 01UF 181 C450 T3G 3101061230000 0 012UF 182 C452 T3H 3101060700020 7PF 183 C453 T3G 3101051030020 0 01UF 184 C454 T3H 3101051030020 0 01UF 185 C45...

Page 84: ...C464 T2F 3101051040060 0 1UF 195 C465 T2G 3101051040060 0 1UF 196 C466 T3H 3101051040060 0 1UF 197 C467 T2F 3101062250000 2 2UF 198 C468 T3I 3104076840020 0 68UF 199 C469 T4I 3101052710000 270PF 200 C470 T4I 3101052710000 270PF 201 C471 T4I 3101052710000 270PF 202 C472 B2H 3101062250000 2 2UF 203 C512 B4E 3101054700010 47PF 204 C513 B2C 3101055600000 56PF 205 C514 B3C 3101051210000 120PF 206 C515 ...

Page 85: ...0 0 1UF 215 C524 B2C 3101055600000 56PF 216 C525 B2C 3101051040060 0 1UF 217 C526 B2C 3101051050000 1UF 218 C527 B2C 3101050200010 2PF 219 C601 T3K 3101062250000 2 2UF 220 C602 B3E 3101051010030 100PF 221 C603 NC NC 222 C604 B2F 3101051040060 0 1UF 223 C605 B2F 3101061050020 1UF 224 C606 B2F 3101062250000 2 2UF 225 C607 B2F 3101051040060 0 1UF 226 C608 B1J 3101051040060 0 1UF 227 C609 B1J 31010610...

Page 86: ... 236 C619 T4G 3101061030010 0 01UF 237 C620 B2E 3101051010030 100PF 238 C621 NC NC 239 C622 B2E 3101051040060 0 1UF 240 C623 B2E 3101061050020 1UF 241 C624 B2E 3101062250000 2 2UF 242 C625 B2E 3101051040060 0 1UF 243 C626 B2F 3101051040060 0 1UF 244 C627 T5G 3110081040000 Capacitor 245 C628 T4F 3101062240000 0 22UF 246 C630 T5F 3101051040060 0 1UF 247 C635 T3J 3101051040060 0 1UF 248 C636 T4H 3110...

Page 87: ...46 T3J 3110061050000 1uF 258 C647 T2I 3101051040060 0 1UF 259 C648 T2I 3101061050020 1UF 260 C649 T3J 3101062250000 2 2UF 261 C650 T3J 3101051040060 0 1UF 262 C652 T5K 3101052710000 270PF 263 C654 T5H 3110081040000 Capacitor 264 C655 T4H 3101062240000 0 22UF 265 C656 T2J 3101051040060 0 1UF 266 C657 T3I 3110061050000 1uF 267 C658 T5H 3101051040060 0 1UF 268 C660 T3I 3101062250000 2 2UF 269 C661 T4...

Page 88: ...2 T4I 3101052000020 20PF 279 C674 T4H 3101052210010 220PF 280 C675 T3J 3101061050020 1UF 281 C676 T3J 3101062240000 0 22UF 282 C677 B4E 3101061050020 1UF 283 C678 B4E 3101062240000 0 22UF 284 C679 T4I 3101051040060 0 1UF 285 C680 T4I 3101052710000 270PF 286 C681 T5H 3101052710000 270PF 287 C682 T4H 3101051040060 0 1UF 288 C683 B1K 3101051030020 0 01UF 289 C684 B1K 3101051520000 1500PF 290 C685 B3E...

Page 89: ... C707 T1J 3101051050000 1UF 300 C708 T1J 3101051010030 100PF 301 C709 T1J 3101052710000 270PF 302 C710 T1K 3101051040060 0 1UF 303 C711 T1J 3101051050000 1UF 304 C712 T1J 3101051050000 1UF 305 C801 T4L 3101051040060 0 1UF 306 C802 T3K 3101082260020 22UF 307 C803 T3K 3101052240030 220nF 308 C804 T3K 3101052710000 270PF 309 C805 T3L 3101051010030 100PF 310 C806 T3K 3101051010030 100PF 311 C807 T3L 3...

Page 90: ...17 T4K 3101051040060 0 1UF 321 C818 T4K 3101052710000 270PF 322 C819 T4K 3101051030020 0 01UF 323 C821 T2J 3101052240010 0 22UF 324 C822 T2K 3101051030020 0 01UF 325 C824 T2J 3101052240010 0 22UF 326 C825 T3K 3101062250000 2 2UF 327 C826 T3K 3101051030020 0 01UF 328 C827 T2K 3101051030020 0 01UF 329 C828 T2K 3101062250000 2 2UF 330 C829 T3K 3101052710000 270PF 331 C830 T3K 3101051010030 100PF 332 ...

Page 91: ...C840 B2K 3101051050000 1UF 342 C841 T2K 3101051520000 1500PF 343 C842 T3L 3101051010030 100PF 344 C843 T2L 3101051040060 0 1UF 345 C845 T3L 3101052710000 270PF 346 C846 B2K 3101052710000 270PF 347 C847 T2K 3101051050000 1UF 348 C848 T2L 3101051010030 100PF 349 C849 B3K 3101052710000 270PF 350 C850 T2K 3101051040060 0 1UF 351 C851 T2L 3101052710000 270PF 352 C852 T2L 3101051040060 0 1UF 353 C853 T2...

Page 92: ...2 C9009 T3C 3101060400010 4PF 363 C9011 T3C 3101061010010 100PF 364 C9013 B3B 3101064710000 470PF 365 C9014 T1D 3101050900000 9PF 366 C9015 T2C 3101060800010 8PF 367 C9018 T2F 3101054710010 470PF 368 C9019 T2C 3101060900010 9PF 369 C9020 T2C 3101064300000 43PF 370 C9021 T2C 3101063690000 3 6PF 371 C9023 B3B 3101060700020 7PF 372 C9024 B2B 3101060800010 8PF 373 C9025 T2F 3101051000020 10PF 374 C902...

Page 93: ...T1D 3101052200010 22PF 384 C9037 T1E 3101054710010 470PF 385 C9038 T2D 3101051040060 0 1UF 386 C9039 T2D 3101054710010 470PF 387 C9041 T1E 3101051050000 1UF 388 C9042 T3C 3101054710010 470PF 389 C9043 T3C 3101051040060 0 1UF 390 C9044 T1D 3101051030020 0 01UF 391 C9045 T1E 3101054710010 470PF 392 C9046 T1E 3101051040060 0 1UF 393 C9047 T1D 3101054710010 470PF 394 C9048 T1D 3101054710010 470PF 395 ...

Page 94: ... B1E 3101051520000 1500PF 405 C9066 B1D 3101051030020 0 01UF 406 C9067 B1E 3101051020010 1000PF 407 C9069 B1D 3101054710010 470PF 408 C9071 B1D 3101051040060 0 1UF 409 C9075 T3F 3101054710010 470PF 410 C9077 T3F 3101051000020 10PF 411 C9078 T3F 3101052000020 20PF 412 C9079 T3E 3101051500020 15PF 413 C9080 T4D 3101051040060 0 1UF 414 C9081 T4D 3101054710010 470PF 415 C9085 B2G 3101051020010 1000PF ...

Page 95: ...096 T2F 3101054710010 470PF 426 C9097 B3G 3101051040060 0 1UF 427 C9098 T3F 3101054710010 470PF 428 C9099 B3H 3101051000020 10PF 429 C9100 T4D 3101052790000 2 7PF 430 C9101 B3F 3101051500020 15PF 431 C9103 B3H 3101051020010 1000PF 432 C9104 B3G 3101051040060 0 1UF 433 C9105 B2G 3101051500020 15PF 434 C9106 T4C 3101052000020 20PF 435 C9107 B3G 3101050700010 7PF 436 C9109 T4D 3101051500020 15PF 437 ...

Page 96: ...6 C9120 T4D 3101051200020 12PF 447 C9121 B2G 3101051020010 1000PF 448 C9122 B3H 3101052700000 27PF 449 C9124 B2G 3101050800000 8PF 450 C9128 T4C 3101050400010 4PF 451 C9129 T4C 3101050800000 8PF 452 C9131 T4C 3101050700010 7PF 453 C9132 T4C 3001050000000 0Ω 454 C9133 T4C 3101050400010 4PF 455 C9134 T4C 3101050600010 6PF 456 C9135 T4D 3101050400010 4PF 457 C9136 T4E 3101050400010 4PF 458 C9137 T4E ...

Page 97: ...actor 469 D109 B1H 3304010100220 Varactor 470 D110 B1H 3304010100220 Varactor 471 D111 B1H 3304010100890 Varactor 472 D112 B1I 3303020100020 Switching diode 473 D302 B4C 3303990000010 Switching diode 474 D303 B3L 3310040000000 ESD protection diode 475 D304 B3L 3310040000000 ESD protection diode 476 D305 B3K 3399040600000 ESD protection diode 477 D306 B3K 3399040600000 ESD protection diode 478 D307...

Page 98: ...3030800040 Switching diode 490 D9005 B3B 3303020100080 Switching diode 491 D9006 B3B 3303020100080 Switching diode 492 D9007 T2F 3303020100080 Switching diode 493 D9008 T2F 3303020100080 Switching diode 494 D9010 B1F 3399990000080 Zener diode 495 D9012 T4D 3304060300050 Varactor 496 D9013 T4C 3399990000260 Rectifier diode 497 D9014 T4C 3304060300050 Varactor 498 D9015 T4C 3304060300050 Varactor 49...

Page 99: ...2H 3212106120000 12nH 509 L104 T1F 3290106120000 12nH 510 L105 T1F 3290106120000 12nH 511 L106 T1G 3210106391000 390nH 512 L107 T2G 3210306330000 33nH 513 L108 T1G 3210106391000 390nH 514 L109 B1G 3221505121010 Bead 515 L110 T1H 3210106391000 390nH 516 L111 T1H 3217107120000 12nH 517 L112 T1H 3217107180010 18nH 518 L113 T2G 3210106391000 390nH 519 L114 B1G 3210106391000 390nH 520 L115 B1G 32101063...

Page 100: ...30 L201 B3H 3210406471000 470nH 531 L202 B3J 3221506181000 Bead 532 L203 B5I 3212206471000 470nH 533 L204 B4K 3221506181000 Bead 534 L302 B4C 3221506601000 Bead 535 L303 B2K 3221506181000 Bead 536 L304 B4D 3221506601000 Bead 537 L305 B4D 3221506601000 Bead 538 L401 T2H 3217107103010 10uH 539 L402 B3H 3210406271000 270nH 540 L403 T3G 3221505121010 Bead 541 L404 T2G 3217107103010 10uH 542 L405 T2F 3...

Page 101: ...51 L501 B2C 3297106339000 3 3nH 552 L502 B3C 3221506601080 Bead 553 L503 B2C 3297106339000 3 3nH 554 L504 B2C 3297106339000 3 3nH 555 L505 B2C 3221506601080 Bead 556 L506 B3C 3210106390000 39nH 557 L507 B3C 3210305180000 18nH 558 L508 B3C 3210305829000 8 2nH 559 L509 B3C 3210305829000 8 2nH 560 L601 B1J 3221506181000 Bead 561 L602 B3E 3221506181000 Bead 562 L603 B2F 3221506181000 Bead 563 L604 B1J...

Page 102: ...572 L614 T5I 3217099153000 15uH 573 L615 T3J 3290299220000 Inductor 574 L616 B4E 3290299220000 Inductor 575 L702 B1K 3221505121010 Bead 576 L801 T4L 3221505121010 Bead 577 L802 T3K 3221506181000 Bead 578 L803 T3L 3221505121010 Bead 579 L804 T4L 3221505121010 Bead 580 L805 T4L 3221505121010 Bead 581 L820 T2K 3221506601000 Bead 582 L821 T2J 3221505121010 Bead 583 L822 T2K 3221505121010 Bead 584 L823...

Page 103: ...L9007 T1E 3215006100010 10nH 594 L9008 T1D 3233099470000 47nH 595 L9009 T2F 3210306220000 22nH 596 L9010 T1E 3210306220000 22nH 597 L9011 T1D 3210209102010 1uH 598 L9012 T3C 3210107221000 220nH 599 L9013 B3B 3233099185900 18 5nH 600 L9014 T2D 3221506121000 Bead 601 L9015 B1F 3221505121010 Bead 602 L9016 T1D 3210306339000 3 3nH 603 L9017 T3E 3210106220000 22nH 604 L9018 T3E 3210106150000 15nH 605 L...

Page 104: ...nH 615 L9034 T4C 3101060400010 4PF 616 L9035 T4E 3237199170000 17nH 617 L9036 T4C 3237199170000 17nH 618 L9037 T4C 3237199170000 17nH 619 L9038 B2G 3001060000000 0Ω 620 L9039 T4E 3001060000000 0Ω 621 Q101 T2G 3401002000990 NPN transistor 622 Q102 T1G 3408002000000 NPN transistor 623 Q103 B1G 3403999000000 Transistor 624 Q104 T1G 3408002000080 NPN transistor 625 Q105 B1F 3403003000060 NPN transisto...

Page 105: ...tor 636 Q604 B4D 3503020000030 N MOSFET 637 Q605 T5K 3410001000020 PNP transistor 638 Q606 T4K 3401001000490 PNP transistor 639 Q607 T4K 3403008000010 Transistor 640 Q801 T4K 3403008000010 Transistor 641 Q802 T4K 3403008000010 Transistor 642 Q9001 T4D 3418001000010 NPN transistor 643 Q9002 T2E 3408002000000 NPN transistor 644 Q9003 T1C 3504990000040 MOSFET 645 Q9004 T1F 3406001000090 NPN transisto...

Page 106: ...51030000 10KΩ 656 R103 T1G 3001051000000 10Ω 657 R104 T2F 3001051020010 1KΩ 658 R105 B1I 3001051030000 10KΩ 659 R106 T1G 3001055620000 5 6KΩ 660 R107 B1G 3001053310000 330Ω 661 R108 T1G 3001053320000 3 3KΩ 662 R109 B1I 3001053320000 3 3KΩ 663 R110 T1G 3001058220000 8 2KΩ 664 R111 T1G 3001051010000 100Ω 665 R112 T2G 3001051840000 180KΩ 666 R113 T2G 3001054710000 470Ω 667 R114 T2G 3001053320000 3 3K...

Page 107: ...KΩ 677 R124 B1H 3001052720010 2 7KΩ 678 R125 B1H 3001052720010 2 7KΩ 679 R127 B1H 3001051030050 10KΩ 680 R128 B1H 3001052720010 2 7KΩ 681 R129 B1H 3001051030000 10KΩ 682 R130 B1I 3001051000000 10Ω 683 R131 T2I 3001051000000 10Ω 684 R132 B2H 3001055100020 51Ω 685 R133 B1I 3001051030000 10KΩ 686 R134 T2I 3001051000000 10Ω 687 R135 B1I 3001050000000 0Ω 688 R136 T1H 3001055600000 56Ω 689 R138 T1I 3001...

Page 108: ...33KΩ 698 R203 B3I 3001051000000 10Ω 699 R204 B3J 3001050000000 0Ω 700 R205 B5J 3001051010000 100Ω 701 R206 B3J 3001051000000 10Ω 702 R207 B5J 3001063300000 33Ω 703 R208 B5J 3001063300000 33Ω 704 R209 B4K 3001051000000 10Ω 705 R210 B4K 3001063300000 33Ω 706 R212 B4F 3001061010000 100Ω 707 R213 B3I 3001050000000 0Ω 708 R214 B4F 3001061010000 100Ω 709 R215 B4F 3001061010000 100Ω 710 R216 B4F 30010610...

Page 109: ...19 R244 B2K 3001061010000 100Ω 720 R246 B3J 3001051030000 10KΩ 721 R249 B2K 3001051000000 10Ω 722 R250 B3J 3001051030000 10KΩ 723 R251 B5I 3001051040000 100KΩ 724 R252 B3J 3001051030000 10KΩ 725 R254 T3I 3001050000000 0Ω 726 R256 B3K 3001051030000 10KΩ 727 R257 B4E 3001051010000 100Ω 728 R258 B5J 3001051030000 10KΩ 729 R260 B5I 3001051520000 1 5KΩ 730 R261 B5I 3001051530000 15KΩ 731 R262 B5I 30010...

Page 110: ... 740 R322 B4G 3001052220000 2 2KΩ 741 R323 B4D 3001052220000 2 2KΩ 742 R324 B4G 3001053300000 33Ω 743 R325 B4F 3001053300000 33Ω 744 R326 B4G 3001053300000 33Ω 745 R327 B4G 3001051010000 100Ω 746 R401 T2G 3001055100020 51Ω 747 R402 T3G 3001051030000 10KΩ 748 R403 T3G 3001051020000 1KΩ 749 R404 T3G 3001056810000 680Ω 750 R407 T2F 3001058220000 8 2KΩ 751 R408 T3F 3001051010000 100Ω 752 R409 T2G 3001...

Page 111: ...Ω 761 R502 B3C 3001053310010 330Ω 762 R503 B4D 3001051010000 100Ω 763 R504 B3C 3001051030050 10KΩ 764 R601 T4I 3001051040000 100KΩ 765 R602 B2E 3001060000000 0Ω 766 R604 B2E 3001060000000 0Ω 767 R607 B3E 3001051010000 100Ω 768 R611 B3E 3001051030000 10KΩ 769 R612 T5I 3001061020010 1KΩ 770 R613 T5J 3001051020000 1KΩ 771 R614 T4H 3221506181000 Bead 772 R617 T4G 3001054740010 470KΩ 773 R618 T4G 30010...

Page 112: ...Ω 782 R629 B4D 3001054720000 4 7KΩ 783 R630 B4D 3001054730010 47KΩ 784 R631 B4D 3001051530000 15KΩ 785 R632 B4E 3001051020010 1KΩ 786 R701 T1J 3001051020000 1KΩ 787 R702 T1J 3001056830000 68KΩ 788 R704 T1J 3001051010040 100Ω 789 R705 T1J 3001051030050 10KΩ 790 R706 T1J 3001051030050 10KΩ 791 R707 T1J 3001053330000 33KΩ 792 R709 T1J 3001051040000 100KΩ 793 R710 T1J 3001051040000 100KΩ 794 R712 T1J ...

Page 113: ...20KΩ 803 R820 T2L 3001052020020 2KΩ 804 R821 T3K 3001051010000 100Ω 805 R822 T3K 3001050000000 0Ω 806 R823 T2K 3001051030050 10KΩ 807 R824 T2K 3001051530010 15KΩ 808 R825 T3L 3001052020020 2KΩ 809 R826 T2K 3001054730010 47KΩ 810 R828 B2K 3001051530010 15KΩ 811 R829 B2L 3001054740010 470KΩ 812 R830 B2K 3001053330000 33KΩ 813 R832 T3L 3001052020020 2KΩ 814 R833 T2K 3001052020020 2KΩ 815 R834 T2L 300...

Page 114: ...R9006 T2B 3001051030000 10KΩ 825 R9007 T2F 3001058200000 82Ω 826 R9008 T1E 3001051520000 1 5KΩ 827 R9009 T1E 3001053300000 33Ω 828 R9011 T2F 3001051010000 100Ω 829 R9012 T2E 3001051010000 100Ω 830 R9013 T2F 3001053320000 3 3KΩ 831 R9015 T1E 3001053310010 330Ω 832 R9016 T1E 3001051510000 150Ω 833 R9017 T1D 3001051010000 100Ω 834 R9018 T1E 3001056810000 680Ω 835 R9021 T1F 3001054700000 47Ω 836 R9022...

Page 115: ...38 B1E 3001051020000 1KΩ 846 R9039 B1F 3001051010000 100Ω 847 R9041 B1F 3001054720000 4 7KΩ 848 R9043 B1E 3001053320000 3 3KΩ 849 R9045 B1D 3001051050000 1MΩ 850 R9046 B1E 3001054740010 470KΩ 851 R9047 B1E 3001053330000 33KΩ 852 R9048 B1D 3001051540000 150KΩ 853 R9050 B1E 3001054730000 47KΩ 854 R9053 B1D 3099080398010 0 39Ω 855 R9054 B1D 3099080398010 0 39Ω 856 R9055 B1D 3099080398010 0 39Ω 857 R9...

Page 116: ...R9073 T4D 3001051040000 100KΩ 867 R9074 T5D 3001051030000 10KΩ 868 R9075 B3G 3001055100020 51Ω 869 R9076 T4C 3001051040000 100KΩ 870 R9077 T4C 3001051040000 100KΩ 871 R9078 B3G 3001055620000 5 6KΩ 872 R9079 B2G 3001053330000 33KΩ 873 R9080 T4D 3101054700010 47PF 874 R9081 B3G 3001051030000 10KΩ 875 R9083 T4D 3001053310010 330Ω 876 R9084 B3G 3001055630000 56KΩ 877 R9085 B2G 3001051040000 100KΩ 878 ...

Page 117: ...00 0Ω 888 RN256 B3K 3005051030010 10KΩ 889 RN257 T4J 3005061010000 100Ω 890 RN258 T4I 3005061010000 100Ω 891 RN259 T3J 3005060000000 0Ω 892 RN260 T2J 3005061010000 100Ω 893 RN261 B4K 3001052230020 22K 2 894 RN401 T4I 3005060000000 0Ω 895 T9001 T4E 5406000000200 Transformer 896 T9002 T4F 5406000000200 Transformer 897 U101 B1I 3616059000000 Switch IC 898 U102 B1I 3605002057290 Operational amplifier ...

Page 118: ...7 B4G 3805000000030 EMI filter 910 U318 B4F 3805000000030 EMI filter 911 U319 B5D 3805000000030 EMI filter 912 U320 B3K 3805000000030 EMI filter 913 U321 B3L 3805000000030 EMI filter 914 U322 B3L 3805000000030 EMI filter 915 U401 T3H 3603999000000 IF processor 916 U501 B3C 3609999000300 GPS LNA 917 U502 B3D 1615000001650 GPS module 918 U601 T4G 3608011000050 Power management IC 919 U603 B1J 360800...

Page 119: ... T4K 3602023005740 Audio amplifier 931 U820 T2L 3616037000020 Switch IC 932 U821 T2K 3613010000000 Baseband processor 933 U9002 B1E 3605025000020 Operational amplifier 934 U9003 B1D 5404000000060 Sensor 935 X101 T1I 3701019250030 TCXO 19 2MHZ 936 X201 B5J 3701327610060 Crystal 32 768KHz 937 X203 B3H 3701019250040 TCXO 19 2MHz 938 Z501 B3C 3804157560000 GPS filter 939 Z9001 B3F 3802733540020 Crysta...

Page 120: ...05G Channel Board No Ref No Part No Description 1 R1002 3001051210010 120Ω 2 C1001 3101052710000 270PF 3 C1002 3101052710000 270PF 4 C1003 3101052710000 270PF 5 C1004 3101052710000 270PF 6 C1005 3101052710000 270PF 7 C1006 3101052710000 270PF 8 C1007 3101052710000 270PF 9 C1010 3101052710000 270PF 10 C1011 3101052710000 270PF 11 C1012 3101052710000 270PF 12 D1001 3310040000000 ESD protection diode...

Page 121: ...ESD protection diode 23 D1002 3307120100050 LED 24 Q1001 3403009000010 Compound transistor 25 U1001 3805000000040 EMI filter 26 J1001 5201016100040 Board to board connector 27 S1003 4301080000020 Momentary contact switch 28 41PD7002002B0 PCB channel board 29 R1001 3001056810000 680Ω 30 C1015 3101051040060 0 1UF 31 C1016 3101051040060 0 1UF 32 L1001 3221506181000 Bead 33 U1002 3608006000030 Power m...

Page 122: ...4 D1004 3310040000000 ESD protection diode 15 D1005 3310040000000 ESD protection diode 16 D1006 3310040000000 ESD protection diode 17 D1007 3310040000000 ESD protection diode 18 D1008 3310040000000 ESD protection diode 19 D1011 3310040000000 ESD protection diode 20 D1014 3310040000000 ESD protection diode 21 D1009 3399040600020 ESD protection diode 22 D1013 3399040600020 ESD protection diode 23 D1...

Page 123: ...Bead 33 U1002 3608006000030 Power management IC PD78X PD78XG HD785 HD785G Keyboard No Ref No Part No Description 1 R1 3001051010000 100Ω 2 R2 3001051010000 100Ω 3 R3 3001051010000 100Ω 4 R4 3001051010000 100Ω 5 R5 3001051010000 100Ω 6 R6 3001051010000 100Ω 7 R7 3001051010000 100Ω 8 D1 3307990000260 LED 9 D2 3307990000260 LED 10 D3 3307990000260 LED 11 D4 3307990000260 LED 12 D5 3307990000260 LED 1...

Page 124: ...Hz Information Service Manual 114 No Ref No Part No Description 14 D7 3307990000260 LED 15 D8 3310040000010 ESD protection diode 16 D9 3310040000010 ESD protection diode 17 J4 5201016000010 Board to board connector ...

Page 125: ... Yes No No No No No Check D401 and other appropriate components No receive No Yes Yes Check RX VCO Yes No TP9003 outputs normally 10 Yes No Check Z9001 Q9017 Q9018 and peripheral circuits No Yes R5V output is normal 1 5VRT output is normal 2 The static working point of Q9001 is normal 3 The static working point of Q9017 Q9018 is normal 4 18MHz crystal is normal 7 TP9004 outputs normally 8 TP9005 o...

Page 126: ...at TP402 to test IF sensitivity Normally the IF sensitivity is 109dBm 6 Frequency of Q403 71 1MHz 7 Frequency of L411 18MHz 8 Input a 30dBm RF signal at the antenna connector and test at TP9004 Normally gain 10dB output signal 20dBm 9 Input a 30dBm RF signal at the antenna connector and test at R9005 do not cut off the back end circuit Normally gain 1dB output signal 29dBm 10 Signal frequency RF I...

Page 127: ...Service Manual UHF1 400 470MHz Information 117 Transmitter Circuit ...

Page 128: ...ltage of D9002 about 0 7V The low pass coil must be soldered appropriately and remain in good condition The spring plate for the antenna must well fit the antenna connector 8 The match components must not be soldered inappropriately or damaged 9 Vdd about 7 3V for low power Vgg 1 1 2V for high power Vgg 1 35 1 55V 10 Vdd about 7 3V for low power Vgg 1 8 2 1V for high power Vgg 2 4 2 8V 11 Vc about...

Page 129: ... and Q107 are normal 1 Q104 and Q108 are normal 2 No No Yes Replace Q104 and Q108 No Check Q104 Q108 and peripheral components Yes No L110 and L116 are normal 4 Replace L110 and L116 No Q101 and Q102 are normal 5 Check the feedback circuit No 19 2MHz crystal oscillates Check the 19 2MHz circuit No Sky72310 clock is normal 6 Completed Yes Check the data circuit of the control circuit No Check Q101 ...

Page 130: ...about 4V During reception output voltage by Q106 PIN3 about 4V 2 During transmission voltage at Q108 E about 1 8V During reception voltage at Q104 E about 1 8V 3 The CV value varies with frequencies Generally it is within the range 0 5V 4 5V 4 L110 L116 is on 5 Voltage at Q101 Q102 B about 0 7V 6 MCSI CLK PLL outputs 960 KHz clock ...

Page 131: ...ier signal generated by the TX VCO is modulated and amplified and then feeds to the transmitter circuit via the following steps Step 1 The signal passes through a π type attenuator first allowing interstage isolation between the RF power amplifier circuit and TX VCO Step 2 The signal goes to a pre driver amplifier 2SC3356 for pre amplification providing further interstage isolation Step 3 The sign...

Page 132: ...tage via the sampling resistor and subtraction circuit composed of the first operational amplifier This voltage is compared with the APC control voltage output by DAC at the second operational amplifier Then the error voltage which is output by the second operational amplifier controls TX power by controlling the bias voltage at the gates of the amplifiers including the driver amplifier and the fi...

Page 133: ...wanted signal passes through the RF band pass filter and low noise amplifier and goes to the mixer D9017 Meanwhile the first local oscillator LO signal generated by VCO passes through the low pass filter and also goes to the mixer D9017 In the mixer the wanted signal and the first LO signal are mixed to generate the first IF signal 73 35MHz Then the signal passes through a π type attenuator 2dB an...

Page 134: ... sent to DSP OMAP5912 for demodulation AD9864 employs reference frequency of 19 2MHz and shares the crystal with the OMAP The second LO VCO comprises an oscillator a varactor and some other components to provide the 71 1 75 6MHz LO signal The 18MHz clock frequency is generated by the LC resonance loop 8 3 Frequency Generation Unit FGU The FGU is composed of VCO and PLL It is the core module of the...

Page 135: ...en the CV voltage is sent to the varactor of VCO It adjusts the output frequency of VCO directly until the CV voltage becomes constant Then the PLL is locked and the stable frequency output by VCO goes to the TX RX channel after passing through two buffer amplifiers 8 3 2 Working Principle of VCO VCO employs Colpitts oscillator circuit the RX oscillator circuit is composed of D102 D103 D106 D107 a...

Page 136: ...wo point Modulation In TX mode the two point modulation technology is employed to obtain higher modulation accuracy and lower 4FSK bit error rate MOD VCO and MOD XO send the modulation signal to the modulation end of VCO and the reference crystal oscillator of PLL respectively to modulate TX VCO and the reference crystal oscillator ...

Page 137: ...PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G PCB View Main Board Top Layer 127 8 4 PCB View ...

Page 138: ...PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G PCB View Main Board Bottom Layer 128 ...

Page 139: ...PD70X PD70XG HD705 HD705G PCB View Channel Board Top Layer 129 ...

Page 140: ...PD70X PD70XG HD705 HD705G PCB View Channel Board Bottom Layer 130 ...

Page 141: ...PD78X PD78XG HD785 HD785G PCB View Channel Board Top Layer 131 ...

Page 142: ...PD78X PD78XG HD785 HD785G PCB View Channel Board Bottom Layer 132 ...

Page 143: ...PD78X PD78XG HD785 HD785G PCB View Keyboard Top Layer 133 ...

Page 144: ...PD78X PD78XG HD785 HD785G PCB View Keyboard Bottom Layer 134 ...

Page 145: ...AC GPS module BPF HPF ANT Microstrip Matcher TV1 APC LPF RX TX VCO amplifier TO omap TV1 APC From OMAP TV1 APC Reference OSC signal CV Buffer Pi Attenuator 1 2 BATT Stop band filter Adapt SW Adapt control APC module Low Noise Amp OP Pre driver1 RX TX VCO buffer LPF LPF Pi Attenuator 1 2 CV SW CV read control CV out 1 2 Pi Attenuator Pi Attenuator PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G...

Page 146: ...PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G Block Diagram Baseband Section 136 ...

Page 147: ... buffers McBSP3 MCSI1 UART USB1 I O buffers Camera I F and ETM I O buffers GPIO MPUIO Microwire I O buffers RTC I O DDR SDRAM interface I O buffers Low voltage range 1 65V 1 8V 1 95V High voltage range 2 5V 2 75Vor 3 3V 3 6V DVDD2 Not use transceiver 1 65V 1 8V 1 95V Internal USB transceiver buffers Use transceiver 3V 3 3V 3 6V VDDF Positive supply for ADC back end VDDA Positive supply for ADC fro...

Page 148: ... 5P R9009 33 R9009 33 R9023 3 9K R9023 3 9K L9015 BLM15PD121SN1 L9015 BLM15PD121SN1 1 2 R9017 100 R9017 100 R9073 10K R9073 10K C9064 1000p C9064 1000p C9116 3p C9116 3p Q9003 RD07MUS2B Q9003 RD07MUS2B 1 3 2 C9086 0 1u C9086 0 1u C9020 43p C9020 43p C9029 470P C9029 470P R9054 0 39 R9054 0 39 C9089 1000P C9089 1000P R9041 4 7K R9041 4 7K C9097 0 1u C9097 0 1u C9069 470P C9069 470P C9007 7P C9007 7...

Page 149: ...F R826 47K F C857 470P C857 470P R824 15K F R824 15K F C852 0 1u C852 0 1u C842 470P C842 470P R838 10K R838 10K TP821 TP821 1 TLV320AIC29IRGZR U821 TLV320AIC29IRGZR U821 IOVDD 1 PWR_DN 2 RESET 3 GPIO2 4 GPIO1 5 AVDD2 6 AVSS2 7 AVDD1 8 NC 9 NC 10 NC 11 NC 12 AVSS1 13 VREF 14 VBAT 15 AUX2 16 AUX1 17 BUZZ_IN CP_INN 18 CP_OUTP 19 CP_INP 20 MICIN_HND 21 MICBIAS_HND 22 MICIN_HED 23 MICBIAS_HED 24 MIC_D...

Page 150: ...7 NC 9 NC 12 NC 19 TP801 TP801 1 L803 L803 C805 220p C805 220p TP802 TP802 1 R801 10 R801 10 R804 10K R804 10K L804 L804 L802 BLM18PG181SN1 L802 BLM18PG181SN1 R807 20K R807 20K R802 150K R802 150K C819 0 01u C819 0 01u C802 10u 10V C802 10u 10V R814 150K R814 150K C808 3900p C808 3900p C804 270P C804 270P DTC114EE Q802 DTC114EE Q802 3 1 2 R812 10K R812 10K C820 3900p C820 3900p C816 1u 16V C816 1u...

Page 151: ...3 470P U701 TLV5614IPW U701 TLV5614IPW DVDD 1 PD 2 LDAC 3 DIN 4 SCLK 5 CS 6 FS 7 DGND 8 REFINCD 10 AGND 9 REFINAB 15 OUTA 14 OUTB 13 OUTC 12 OUTD 11 AVDD 16 C701 1u 10v C701 1u 10v C705 1000P C705 1000P R711 10k R711 10k C706 1u C706 1u R704 100 R704 100 R709 100k R709 100k C710 0 1u C710 0 1u C712 1u C712 1u C711 1u C711 1u R702 68k R702 68k R706 10K F R706 10K F R710 100k R710 100k TP701 MOD2 TP...

Page 152: ...3 1 3 2 C670 2 2uF C670 2 2uF R620 100K R620 100K L614 L614 C615 0 1u 16V C615 0 1u 16V C602 100pF 16V C602 100pF 16V C649 2 2uF C649 2 2uF P606 P606 1 C646 C646 1 1 2 2 3 3 C630 0 1uF 16V C630 0 1uF 16V C662 3900P C662 3900P C635 0 1uF C635 0 1uF U604 TK11250CM U604 TK11250CM ON OFF 1 GND 2 NP VREF 3 VIN 6 GND 5 VOUT 4 C682 0 1uF 16V C682 0 1uF 16V Q606 SI1013R Q606 SI1013R 1 2 3 C609 NC C609 NC ...

Page 153: ...71 270P C437 5600P C437 5600P C472 2 2uF C472 2 2uF C425 18p C425 18p R416 820R R416 820R TP404 CV2 TP404 CV2 1 C422 0 1u C422 0 1u C420 12P C420 12P R404 1 2K R404 1 2K TP401 2FLO TP401 2FLO 1 R401 51 R401 51 C439 100P C439 100P R413 1 8k R413 1 8k D401 HVC350B D401 HVC350B 2 1 C454 0 01u C454 0 01u R406 1K R406 1K C444 470P C444 470P C426 0 01u C426 0 01u L402 270n L402 270n L411 3 3u L411 3 3u ...

Page 154: ...20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 D302 1N4148WS D302 1N4148WS 1 2 U316 U316 X1 A1 X2 A2 X3 A3 X4 A4 X5 A5 X6 A6 Y1 C1 Y2 C2 Y3 C3 Y4 C4 Y5 C5 Y6 C6 GND1 B1 GND2 B2 GND3 B3 L303 BLM18PG181SN1 L303 BLM18PG181SN1 R331 R331 R330 R330 R321 3 01 R321 3 01 R324 33 R324 33 L304 BLM18AG601SN1 L304 BLM18AG601SN1 J311 DF12E 3 0 30DP 0 5V 81 J311 DF12...

Page 155: ...1 MCBSP1 FSX GPIO53 H15 MCBSP1 DX GPIO52 H18 MCBSP1 DR GPIO51 H20 SPIF DIN GPIO47 uWIRE SDI U18 SPIF DOUT GPIO46 uWIRE SDO W21 MCBSP3 DX GPIO43 MCSI1 CLK P14 MCBSP3 CLKX GPIO42 W16 MCSI1 DOUT GPIO18 W14 MCBSP3 FSX GPIO12 TIMER EXTCLK N18 MCSI1 SYNC GPIO9 W8 MCSI1 CLK GPIO7 M15 SPIF CS2 MPUIO4 uWIRE CS2 LED2 T19 SPIF SCK MPUIO1 U19 MCBSP3 DR MCSI1 SYNC AA17 I2C SCL T18 I2C SDA GPIO48 V20 MCBSP2 CLK...

Page 156: ...0 B4 NC11 F4 NC12 G4 NC13 L4 NC14 B5 NC16 G5 NC17 K5 NC18 L5 NC19 B6 NC22 G7 NC23 L7 NC24 A8 VSS1 G2 VSS2 J8 NC25 B8 NC21 B7 NC20 L6 NC26 H8 NC27 L8 NC28 M8 R249 10K R249 10K C245 3900P C245 3900P C247 3900P C247 3900P C251 0 01u C251 0 01u C242 0 22u C242 0 22u OMAP5912ZZG 1 U201A OMAP5912ZZG 1 U201A FLASH A1 J8 FLASH A2 D3 FLASH A3 C1 FLASH A4 E4 FLASH A5 D2 FLASH A6 F4 FLASH A7 E3 FLASH A8 J7 F...

Page 157: ... MCSI2 DIN AA9 GPIO27 Y10 GPIO55 MMC CMD P11 MPUIO9 MPUIO6 W11 GPIO58 R11 GPIO6 MCSI1 DIN TIMER EVENT3 P19 GPIO4 SPIF DIN TIMER EVENT4 P20 GPIO29 LCD P8 D17 GPIO30 LCD P9 D16 GPIO31 LCD P10 C17 GPIO32 LCD P11 B17 GPIO33 LCD P12 G13 GPIO34 LCD P13 A17 GPIO35 LCD P14 C16 GPIO2 LCD P15 D15 GPIO14 LCD RED0 N21 MPUIO1 uWIRE SCLK V19 GPIO2 M14 GPIO39 UART1 IRSHDN AA15 GPIO38 UART1 IRSEL R14 GPIO62 MCBSP...

Page 158: ...0p C231 3900P C231 3900P C228 470P C228 470P C236 1u C236 1u OMAP5912ZZG 1 U201C OMAP5912ZZG 1 U201C VSS Y13 MPU_BOOT J20 VSS P12 VSS A13 VSS A21 VSS B1 VSS B5 VSS B7 VSS B16 VSS F20 VSS G1 VSS K2 VSS K20 VSS N1 VSS R21 VSS U2 VSS W20 VSS Y3 VSS AA1 VSS AA7 VSS AA21 CVDD A15 CVDD M2 CVDD Y9 CVDD Y20 CVDD1 AA3 CVDD2 A3 CVDD2 A9 CVDD2 E2 CVDD3 B13 CVDD3 B20 CVDD3 J21 CVDD3 R20 CVDDRTC W12 CVDDDLL A1...

Page 159: ...R147 1K R146 33K F R146 33K F C125 4p C125 4p Q105 2SC4617 Q105 2SC4617 2 3 1 L105 10nH 绕线 L105 10nH 绕线 L110 220nH L110 220nH R119 100 R119 100 C132 47P C132 47P R123 180K R123 180K TP106 PLLCS TP106 PLLCS 1 C146 3 6p C146 3 6p C183 1000p C183 1000p C178 0 47u C178 0 47u 1 2 C166 0 1u C166 0 1u C111 4 7P C111 4 7P C138 0 1u C138 0 1u D106 1SV305 D106 1SV305 2 1 TP107 PLLCLK TP107 PLLCLK 1 D111 1SV...

Page 160: ...2 13 14 R304 100K R304 100K J302 nc CON6 J302 nc CON6 1 2 3 4 5 6 D301 KPT 1608SURC D301 KPT 1608SURC 1 2 R309 100 R309 100 L301 BLM15PD121SN1 L301 BLM15PD121SN1 RN301 100 4 RN301 100 4 1 2 3 4 5 6 7 8 R305 100K R305 100K R301 100K R301 100K R308 4 7K R308 4 7K C306 0 1u C306 0 1u RN302 100 4 RN302 100 4 1 2 3 4 5 6 7 8 R307 4 7K R307 4 7K C325 270p C325 270p S302 S302 1 2 PD70X PD70XG PD78X PD78X...

Page 161: ...70P C1006 270P 1 C C 4 2 8 S1001 1 C C 4 2 8 S1001 1 2 3 4 5 6 D1003 D1003 2 1 U1002 RP102N181D U1002 RP102N181D VDD 1 GND 2 CE 3 NC 4 VOUT 5 C1016 0 1uF C1016 0 1uF D1006 D1006 2 1 Q1001 UMG3N Q1001 UMG3N 1 2 3 4 5 D1004 D1004 2 1 U1001 CM1418 02CS U1001 CM1418 02CS A1 A2 A3 B1 B2 B3 C1008 270P C1008 270P D1002 12 22RG TR8 D1002 12 22RG TR8 1 2 3 D1009 D1009 2 1 R1002 120 R1002 120 C1015 0 1uF C1...

Page 162: ...70P C1006 270P 1 C C 4 2 8 S1001 1 C C 4 2 8 S1001 1 2 3 4 5 6 D1003 D1003 2 1 U1002 RP102N181D U1002 RP102N181D VDD 1 GND 2 CE 3 NC 4 VOUT 5 C1016 0 1uF C1016 0 1uF D1006 D1006 2 1 Q1001 UMG3N Q1001 UMG3N 1 2 3 4 5 D1004 D1004 2 1 U1001 CM1418 02CS U1001 CM1418 02CS A1 A2 A3 B1 B2 B3 C1008 270P C1008 270P D1002 12 22RG TR8 D1002 12 22RG TR8 1 2 3 D1009 D1009 2 1 R1002 120 R1002 120 C1015 0 1uF C1...

Page 163: ... 9 10 11 12 13 14 15 16 17 18 19 20 S1702 S1702 1 2 D1710 PESD5V0S1UB D1710 PESD5V0S1UB 2 1 D1707 PESD12VS1UB D1707 PESD12VS1UB 2 1 D1712 PESD5V0S1UB D1712 PESD5V0S1UB 2 1 S1701 S1701 1 2 S1707 S1707 1 2 D1718 19 213 W1D ANPHY 3T D1718 19 213 W1D ANPHY 3T 1 2 D1705 PESD12VS1UB D1705 PESD12VS1UB 2 1 R1707 100 R1707 100 R1704 100 R1704 100 C1701 2 2uF C1701 2 2uF S1706 S1706 1 2 S1711 S1711 1 2 S170...

Page 164: ...2H 3101054790010 4 7PF 5 C104 T1G 3101054710010 470PF 6 C105 B1I 3101051040060 0 1UF 7 C106 B2G 3101050500010 5PF 8 C107 T1F 3101050800000 8PF 9 C108 B2H 3101050500010 5PF 10 C109 B2H 3101050500010 5PF 11 C110 B2H 3101051000020 10PF 12 C111 T1F 3101054790010 4 7PF 13 C112 T1F 3101054790010 4 7PF 14 C114 T1F 3101050500010 5PF 15 C115 T2F 3101050500010 5PF 16 C116 T1F 3101051000020 10PF 17 C117 T1G ...

Page 165: ...26 C126 T2G 3101051040060 0 1UF 27 C127 T2G 3101054710010 470PF 28 C128 T1H 3101060400010 4PF 29 C129 T1H 3101063690000 3 6PF 30 C130 T1H 3101062700010 27PF 31 C132 T1G 3101054700010 47PF 32 C133 T1H 3101063690000 3 6PF 33 C134 T2H 3101061500010 15PF 34 C136 B1F 3101054710010 470PF 35 C137 T2H 3101051020010 1000PF 36 C138 B1G 3101051040060 0 1UF 37 C139 B1G 3101054710010 470PF 38 C140 B1F 31010622...

Page 166: ...7 C149 B1H 3101060200010 2PF 48 C151 B1G 3101054700010 47PF 49 C152 B1H 3101060500010 5PF 50 C153 B1G 3101061300000 13PF 51 C154 B1H 3001052220010 2 2KΩ 52 C156 B1H 3101051020010 1000PF 53 C157 B1H 3101062250000 2 2UF 54 C158 B1H 3101062250000 2 2UF 55 C159 B1H 3101052220010 2200pF 56 C160 B1H 3101052220010 2200pF 57 C161 B1H 3101051020010 1000PF 58 C162 B1I 3101051020010 1000PF 59 C163 T1H 310105...

Page 167: ...C172 T1I 3101051020010 1000PF 69 C173 T1H 3101051010030 100PF 70 C174 B1I 3101051030020 0 01UF 71 C175 T1I 3101052710000 270PF 72 C176 T1I 3101053310030 330PF 73 C177 T1H 3101074740000 0 47UF 74 C178 T1I 3101074740000 0 47UF 75 C179 T2I 3101051040060 0 1UF 76 C180 T1I 3101051020010 1000PF 77 C182 B1I 3101051040060 0 1UF 78 C183 T1I 3101051020010 1000PF 79 C184 B1I 3101051020010 1000PF 80 C185 T1I ...

Page 168: ...1 B3I 3101051020010 1000PF 90 C212 B5J 3101052240010 0 22UF 91 C213 B4K 3101052240010 0 22UF 92 C214 B3I 3101054710010 470PF 93 C215 T4J 3101051030020 0 01UF 94 C216 B3J 3101052240010 0 22UF 95 C217 B5J 3101053920000 3900PF 96 C218 B3J 3101052240010 0 22UF 97 C219 B3J 3101053920000 3900PF 98 C220 B4K 3101054710010 470PF 99 C221 B4K 3101052240010 0 22UF 100 C222 B3I 3101052240010 0 22UF 101 C223 T4...

Page 169: ... B4I 3101052240010 0 22UF 111 C236 B4I 3101051050000 1UF 112 C237 B5J 3101054710010 470PF 113 C238 B5I 3101052240010 0 22UF 114 C239 B3J 3101053920000 3900PF 115 C240 B4K 3101053920000 3900PF 116 C241 B4I 3101053920000 3900PF 117 C242 B5I 3101052240010 0 22UF 118 C243 B3J 3101054710010 470PF 119 C244 T2J 3101054710010 470PF 120 C245 B3I 3101053920000 3900PF 121 C246 T2J 3101053920000 3900PF 122 C2...

Page 170: ...1 C260 T4J 3101055610000 560PF 132 C261 T4J 3101055610000 560PF 133 C262 T4J 3101052710000 270PF 134 C263 T2J 3101054710010 470PF 135 C264 T3J 3101054710010 470PF 136 C265 T2J 3101051010030 100PF 137 C266 T3J 3101054710010 470PF 138 C268 T2J 3101054710010 470PF 139 C269 T2J 3101054710010 470PF 140 C270 T2J 3101052710000 270PF 141 C271 T4J 3101054700010 47PF 142 C272 B5J 3101054700010 47PF 143 C273...

Page 171: ...C282 T4J 3101054710010 470PF 153 C283 T4J 3101054710010 470PF 154 C284 T4J 3101054710010 470PF 155 C285 T4J 3101052710000 270PF 156 C286 T4J 3101054700010 47PF 157 C287 T4J 3101054710010 470PF 158 C288 B4I 3101054710010 470PF 159 C289 T4J 3101051520000 1500PF 160 C290 T4J 3101052710000 270PF 161 C291 B4K 3101052710000 270PF 162 C292 T4J 3101052710000 270PF 163 C293 B4K 3101054710010 470PF 164 C294...

Page 172: ... C303 B4J 3101054710010 470PF 174 C304 B5J 3101051520000 1500PF 175 C305 B4J 3101054710010 470PF 176 C310 B4H 3101051040060 0 1UF 177 C311 B4H 3101051040060 0 1UF 178 C312 B4G 3101051050000 1UF 179 C313 B4G 3101054710010 470PF 180 C314 B4G 3101051050000 1UF 181 C315 B4G 3101054710010 470PF 182 C316 B4F 3101054710010 470PF 183 C317 B4F 3101054710010 470PF 184 C318 B4C 3101051040060 0 1UF 185 C319 B...

Page 173: ...C332 B4D 3101054710010 470PF 195 C333 B4D 3101054710010 470PF 196 C334 B3L 3101052710000 270PF 197 C335 B5D 3101054710010 470PF 198 C336 B5D 3101054710010 470PF 199 C420 B2H 3101051200020 12PF 200 C422 T2G 3101051040060 0 1UF 201 C423 T2F 3101051050000 1UF 202 C425 T3G 3101051800010 18PF 203 C426 T3G 3101051030020 0 01UF 204 C427 T2H 3101052210010 220PF 205 C428 T2H 3101051010030 100PF 206 C429 T2...

Page 174: ...438 T2H 3101051010030 100PF 216 C439 T2H 3101051010030 100PF 217 C440 T3H 3101051030020 0 01UF 218 C441 T3H 3101051040060 0 1UF 219 C442 T3H 3101061030010 0 01UF 220 C443 T3H 3101063900000 39PF 221 C444 T2F 3101054710010 470PF 222 C445 T3G 3101051040060 0 1UF 223 C446 T3G 3101051040060 0 1UF 224 C447 T3G 3101051030020 0 01UF 225 C448 T3G 3101053300000 33PF 226 C449 T3G 3101051030020 0 01UF 227 C45...

Page 175: ... C460 T3F 3101063000010 30PF 237 C461 T3F 3101063300000 33PF 238 C462 T3F 3101051040060 0 1UF 239 C463 T3G 3101072240000 0 22UF 240 C464 T2F 3101051040060 0 1UF 241 C465 T2G 3101051040060 0 1UF 242 C466 T3H 3101051040060 0 1UF 243 C467 T2F 3101062250000 2 2UF 244 C468 T3I 3104076840020 0 68UF 245 C469 T3H 3101052710000 270PF 246 C470 T3H 3101052710000 270PF 247 C471 T3H 3101052710000 270PF 248 C47...

Page 176: ...257 C520 B2C 3101050100030 1PF 258 C521 B3C 3101051210000 120PF 259 C522 B3C 3101051040060 0 1UF 260 C523 B2C 3101051040060 0 1UF 261 C524 B2C 3101055600000 56PF 262 C525 B2C 3101051040060 0 1UF 263 C526 B2C 3101051050000 1UF 264 C527 B2C 3101050200010 2PF 265 C601 T3K 3101062250000 2 2UF 266 C602 B3E 3101051010030 100PF 267 C604 B2F 3101051040060 0 1UF 268 C605 B2F 3101061050020 1UF 269 C606 B2F ...

Page 177: ...8 C620 B2E 3101051010030 100PF 279 C621 B2E 3101074750000 4 7UF 280 C622 B2E 3101051040060 0 1UF 281 C623 B2E 3101061050020 1UF 282 C624 B2E 3101062250000 2 2UF 283 C625 B2E 3101051040060 0 1UF 284 C626 B2F 3101051040060 0 1UF 285 C627 T5G 3110081060000 10uF 286 C628 T4F 3101062240000 0 22UF 287 C629 T3J 3101074750000 4 7UF 288 C630 T5F 3101051040060 0 1UF 289 C635 T3K 3101051040060 0 1UF 290 C636...

Page 178: ...9 C646 T5I 3001060000000 0Ω 300 C647 T4I 3101051030020 0 01UF 301 C648 T4I 3101061050020 1UF 302 C649 T5I 3101062250000 2 2UF 303 C650 T5I 3101053920000 3900PF 304 C651 T3J 3101051030020 0 01UF 305 C652 T4K 3101054710010 470PF 306 C653 T5K 3101062250000 2 2UF 307 C654 T5H 3110081060000 10uF 308 C655 T4H 3101062240000 0 22UF 309 C656 T4I 3101051040060 0 1UF 310 C657 T2J 3001060000000 0Ω 311 C658 T5...

Page 179: ...68 B2J 3101051030020 0 01UF 321 C669 B1K 3101061050020 1UF 322 C670 B1J 3101062250000 2 2UF 323 C671 B1J 3101051040060 0 1UF 324 C672 T4I 3101052000020 20PF 325 C674 T4H 3101052210010 220PF 326 C676 T3I 3101062240000 0 22UF 327 C677 B3E 3101061050020 1UF 328 C678 B4F 3101062240000 0 22UF 329 C679 T4I 3101051040060 0 1UF 330 C680 T4I 3101054710010 470PF 331 C681 T5H 3101054710010 470PF 332 C682 T4H...

Page 180: ...41 C704 T1J 3101054710010 470PF 342 C705 T1J 3101051020010 1000PF 343 C706 T1J 3101051050000 1UF 344 C707 T1J 3101051050000 1UF 345 C708 T1J 3101051010030 100PF 346 C709 T1J 3101051010030 100PF 347 C710 T1K 3101051040060 0 1UF 348 C711 T1J 3101051050000 1UF 349 C712 T1J 3101051050000 1UF 350 C801 B4K 3101051040060 0 1UF 351 C802 T4K 3101071060010 10UF 352 C803 T3K 3101052240010 0 22UF 353 C804 T4K...

Page 181: ...819 T4K 3101051030020 0 01UF 363 C820 T3K 3101053920000 3900PF 364 C821 T2J 3101052240010 0 22UF 365 C822 T2K 3101051030020 0 01UF 366 C823 T3K 3101053920000 3900PF 367 C824 T2K 3101052240010 0 22UF 368 C825 T3K 3101062250000 2 2UF 369 C826 T3K 3101051030020 0 01UF 370 C827 T2K 3101051030020 0 01UF 371 C828 T2K 3101062250000 2 2UF 372 C831 T2K 3101051050000 1UF 373 C832 T3K 3101051050000 1UF 374 C...

Page 182: ...43 T2L 3101051040060 0 1UF 384 C845 T2L 3101054710010 470PF 385 C846 B2L 3101054710010 470PF 386 C847 T2K 3101051050000 1UF 387 C848 T2L 3101054710010 470PF 388 C849 B3K 3101054710010 470PF 389 C850 T2K 3101051040060 0 1UF 390 C851 T2L 3101054710010 470PF 391 C852 T2L 3101051040060 0 1UF 392 C853 T2L 3101054710010 470PF 393 C856 B2L 3101054710010 470PF 394 C857 B2L 3101054710010 470PF 395 C858 B2K...

Page 183: ...04 C9014 T1D 3101051000020 10PF 405 C9015 T2C 3101060500010 5PF 406 C9018 T2F 3101054710010 470PF 407 C9019 T2C 3101060900010 9PF 408 C9020 T2C 3101064300000 43PF 409 C9021 T2C 3101062490000 2 4PF 410 C9023 B3B 3101060600010 6PF 411 C9024 B2B 3101060600010 6PF 412 C9025 T2F 3101051000020 10PF 413 C9026 T2E 3101050800000 8PF 414 C9027 T1D 3101061200000 12PF 415 C9028 T1E 3101050700010 7PF 416 C9029...

Page 184: ... T2D 3101051040060 0 1UF 426 C9039 T2D 3101054710010 470PF 427 C9041 T1E 3101051040060 0 1UF 428 C9042 T3C 3101054710010 470PF 429 C9043 T3C 3101051040060 0 1UF 430 C9044 T1D 3101051030020 0 01UF 431 C9045 T1E 3101054710010 470PF 432 C9046 T1E 3101051040060 0 1UF 433 C9047 T1D 3101054710010 470PF 434 C9048 T1D 3101054710010 470PF 435 C9049 T1D 3101051040060 0 1UF 436 C9051 B1D 3104082260060 22UF 4...

Page 185: ...67 B1E 3101055610000 560PF 447 C9069 B1D 3101054710010 470PF 448 C9071 B1D 3101051040060 0 1UF 449 C9075 T3F 3101054710010 470PF 450 C9077 T3F 3101051000020 10PF 451 C9078 T3F 3101052000020 20PF 452 C9079 T3E 3101051200020 12PF 453 C9080 T4D 3101051040060 0 1UF 454 C9081 T4D 3101054710010 470PF 455 C9085 B2G 3101051020010 1000PF 456 C9086 B2G 3101051040060 0 1UF 457 C9087 T4C 3101051030020 0 01UF ...

Page 186: ...7 C9098 T3F 3101054710010 470PF 468 C9099 B3H 3101051000020 10PF 469 C9100 T4D 3101050200010 2PF 470 C9101 T4E 3101050600010 6PF 471 C9103 B3H 3101051020010 1000PF 472 C9104 B3G 3101051040060 0 1UF 473 C9105 B2G 3101051000020 10PF 474 C9106 T4C 3101051500080 15PF 475 C9107 B3G 3101050800000 8PF 476 C9109 T4D 3101050600010 6PF 477 C9110 B3G 3101051030020 0 01UF 478 C9111 T4D 3101050690050 6PF 479 C...

Page 187: ...9122 B3H 3101052700000 27PF 489 C9123 T4C 3101051020010 1000PF 490 C9124 B2G 3101050600010 6PF 491 C9128 T4C 3101050500010 5PF 492 C9129 T4C 3101050800000 8PF 493 C9131 T4C 3101050600010 6PF 494 C9132 T4C 3101050400010 4PF 495 C9133 T4C 3101050500010 5PF 496 C9134 T4C 3101057590000 7 5PF 497 C9135 T4D 3101050500010 5PF 498 C9136 T4E 3101050500010 5PF 499 C9137 T4E 3101050600010 6PF 500 C9138 T4D 3...

Page 188: ...511 D110 B1H 3304010100220 Varactor 512 D111 B1H 3304010100890 Varactor 513 D112 B1I 3303990000060 Switching diode 514 D302 B4C 3303990000010 Switching diode 515 D303 B3L 3399040600000 ESD protection diode 516 D304 B3L 3399040600000 ESD protection diode 517 D305 B3K 3399040600000 ESD protection diode 518 D306 B3K 3399040600000 ESD protection diode 519 D307 B4L 3399040600020 ESD protection diode 52...

Page 189: ...005 B3B 3303990000060 Switching diode 532 D9006 B3B 3303990000060 Switching diode 533 D9007 T2F 3303990000060 Switching diode 534 D9008 T2F 3303060300010 Switching diode 535 D9010 B1F 3399990000080 Zener diode 536 D9011 B2F 3303030100010 Switching diode 537 D9012 T4D 3304010100200 Varactor 538 D9013 T4C 3399990000260 Rectifier diode 539 D9014 T4C 3304010100200 Varactor 540 D9015 T4C 3304010100200 ...

Page 190: ... connector 550 L101 T1G 3210306220000 22nH 551 L102 B2H 3212106100000 10nH 552 L103 B2H 3212106100000 10nH 553 L104 T1F 3210106100010 10nH 554 L105 T1F 3210106100010 10nH 555 L106 T1G 3210106391000 390nH 556 L107 T2G 3210306270000 27nH 557 L108 T1G 3210106391000 390nH 558 L109 B1G 3221505121000 Bead 559 L110 T1H 3210306221000 220nH 560 L111 T1H 3247107180000 18nH 561 L112 T1H 3217107160000 16nH 56...

Page 191: ...72 L123 B1I 3221505121000 Bead 573 L124 T1I 3210406471000 470nH 574 L125 T2I 3221505121000 Bead 575 L201 B3H 3210406471000 470nH 576 L302 B4C 3221506601000 Bead 577 L303 B2K 3221506181000 Bead 578 L304 B4D 3221506601000 Bead 579 L305 B4D 3221506601000 Bead 580 L401 T2H 3215099103000 10uH 581 L402 B3H 3210406271000 270nH 582 L403 T3G 3221505121000 Bead 583 L404 T2G 3215099103000 10uH 584 L405 T2F 3...

Page 192: ...93 L501 B2C 3297106339000 3 3nH 594 L502 B3C 3221506601080 Bead 595 L503 B2C 3297106339000 3 3nH 596 L504 B2C 3297106339000 3 3nH 597 L505 B2C 3221506601080 Bead 598 L506 B3C 3210106390000 39nH 599 L507 B3C 3210305180000 18nH 600 L508 B3C 3210305829000 8 2nH 601 L509 B3C 3210305829000 8 2nH 602 L601 B1J 3221506181000 Bead 603 L602 B3E 3221506181000 Bead 604 L603 B2F 3221506181000 Bead 605 L605 B2E...

Page 193: ...614 L615 T3J 3290299222000 2 2uH 615 L616 B4F 3290299222000 2 2uH 616 L617 T3I 3221506181000 Bead 617 L702 B1K 3221505121000 Bead 618 L801 B4K 3221505121010 Bead 619 L802 T4K 3221506181000 Bead 620 L803 T4L 3221505121010 Bead 621 L804 T4K 3221505121010 Bead 622 L805 T4K 3221505121010 Bead 623 L820 T2K 3001061000000 10Ω 624 L821 T2J 3221505121010 Bead 625 L822 T2J 3221505121010 Bead 626 L823 T3K 32...

Page 194: ...L9007 T1E 3212106829000 8 2nH 636 L9008 T1D 3233099470000 47nH 637 L9009 T2F 3210306150000 15nH 638 L9010 T1E 3210306150000 15nH 639 L9011 T1D 3210209102010 1uH 640 L9012 T3C 3210107221000 220nH 641 L9013 B3B 3233099185900 18 5nH 642 L9014 T2D 3221506121000 Bead 643 L9015 B2F 3221505121010 Bead 644 L9016 T1D 3210306339000 3 3nH 645 L9017 T3E 3217106180010 18nH 646 L9018 T3F 3210106150000 15nH 647 ...

Page 195: ...4 T4C 3101060400010 4PF 658 L9035 T4E 3237199170000 17nH 659 L9036 T4C 3237199170000 17nH 660 L9037 T4C 3237199170000 17nH 661 L9038 B2G 3210406331000 330nH 662 L9039 T4E 3101061020000 1000PF 663 L9040 T4D 3217105010000 1nH 664 Q101 T2G 3401002000990 NPN transistor 665 Q102 T1G 3408002000000 NPN transistor 666 Q103 B1G 3403999000000 Compound transistor 667 Q104 T1G 3408002000080 NPN transistor 668...

Page 196: ... NPN transistor 678 Q603 B4D 3414001000040 NPN transistor 679 Q604 B4E 3503020000030 N MOSFET 680 Q605 T4K 3505010000210 P MOSFET 681 Q606 B4E 3505010000210 P MOSFET 682 Q607 T4K 3503020000030 N MOSFET 683 Q608 B4E 3503020000030 N MOSFET 684 Q801 T4K 3403008000010 BRT 685 Q802 T4K 3403008000010 BRT 686 Q9001 T4D 3418001000010 NPN transistor 687 Q9002 T2E 3408002000000 NPN transistor 688 Q9003 T1C ...

Page 197: ...Compound transistor 698 Q9021 B2F 3401001000490 PNP transistor 699 R101 T2G 3001055600000 56Ω 700 R102 T1G 3001051030000 10KΩ 701 R103 T1G 3001051000000 10Ω 702 R104 T2F 3001051020000 1KΩ 703 R105 B1I 3001051030000 10KΩ 704 R106 T1G 3001055620000 5 6KΩ 705 R107 B1G 3001053310000 330Ω 706 R108 T1G 3001053320000 3 3KΩ 707 R109 B1I 3001051040000 100KΩ 708 R110 T1G 3001058220000 8 2KΩ 709 R111 T1G 300...

Page 198: ...KΩ 719 R121 B1G 3001051010000 100Ω 720 R122 B2G 3001053320010 3 3KΩ 721 R123 B1H 3001051840010 180KΩ 722 R124 B1H 3001051220090 1 2KΩ 723 R125 B1H 3001051220090 1 2KΩ 724 R127 B1H 3001051030050 10KΩ 725 R128 B1H 3001052720010 2 7KΩ 726 R129 B1H 3001051030000 10KΩ 727 R130 B1I 3001051000000 10Ω 728 R131 T2I 3001051000000 10Ω 729 R132 B2H 3001055100020 51Ω 730 R133 B1I 3001051030000 10KΩ 731 R134 T2...

Page 199: ... 33KΩ 740 R147 B1G 3001051020000 1KΩ 741 R203 B3I 3001051000000 10Ω 742 R206 B3J 3001051000000 10Ω 743 R207 T4J 3001053300000 33Ω 744 R208 B5J 3001050000000 0Ω 745 R209 B5K 3001051000000 10Ω 746 R220 T4J 3001051010000 100Ω 747 R221 T4J 3001051010000 100Ω 748 R222 T4J 3001051010000 100Ω 749 R223 T4J 3001053300000 33Ω 750 R224 B4K 3001051010000 100Ω 751 R225 B5J 3001051010000 100Ω 752 R226 T4J 30010...

Page 200: ... R258 B5J 3001051030000 10KΩ 762 R259 B5I 3001053300000 33Ω 763 R260 B5I 3001051520000 1 5KΩ 764 R261 B5I 3001051530010 15KΩ 765 R262 B5I 3001051530010 15KΩ 766 R263 B3K 3001054710000 470Ω 767 R264 B4E 3001054710000 470Ω 768 R265 T4J 3001054710000 470Ω 769 R314 B4H 3001053320000 3 3KΩ 770 R315 B4H 3001053320000 3 3KΩ 771 R316 B4H 3001051030000 10KΩ 772 R317 B4H 3001051030000 10KΩ 773 R318 B4C 3001...

Page 201: ...R403 T3G 3001051510000 150Ω 783 R404 T3G 3001051220000 1 2KΩ 784 R405 T3H 3001051030000 10KΩ 785 R406 T2G 3001051020000 1KΩ 786 R407 T3F 3001058220000 8 2KΩ 787 R408 T3F 3001051010000 100Ω 788 R409 T2G 3001054720000 4 7KΩ 789 R410 T3G 3001061030010 10KΩ 790 R411 T3F 3001053910000 390Ω 791 R412 T2H 3001051040000 100KΩ 792 R413 T3H 3001051820000 1 8KΩ 793 R414 T3I 3001052720010 2 7KΩ 794 R415 T3I 30...

Page 202: ... R612 T5J 3001061020010 1KΩ 804 R613 T4J 3001051020000 1KΩ 805 R614 T4H 3221506181000 Bead 806 R617 T4G 3001054740010 470KΩ 807 R618 T4G 3001051340000 130KΩ 808 R620 T4K 3001051040000 100KΩ 809 R621 T4H 3001054730010 47KΩ 810 R622 T4I 3221506181000 Bead 811 R623 T4H 3001051040000 100KΩ 812 R624 T4K 3001051040000 100KΩ 813 R625 B4E 3001051040000 100KΩ 814 R626 B4E 3001051040000 100KΩ 815 R627 B4D 3...

Page 203: ...4 R704 T1J 3001051010000 100Ω 825 R705 T1J 3001051030050 10KΩ 826 R706 T1J 3001051030050 10KΩ 827 R707 T1J 3001053330000 33KΩ 828 R709 T1J 3001051040000 100KΩ 829 R710 T1J 3001051040000 100KΩ 830 R711 T1K 3001051030000 10KΩ 831 R712 T1J 3221505121000 Bead 832 R713 T1J 3001051010000 100Ω 833 R714 T1K 3001051030000 10KΩ 834 R801 T4L 3001051000000 10Ω 835 R802 T3L 3001051540000 150KΩ 836 R803 T3K 300...

Page 204: ... 845 R820 T2L 3001052020020 2KΩ 846 R821 T3J 3001051010000 100Ω 847 R823 T2K 3001051030050 10KΩ 848 R824 T2K 3001051530010 15KΩ 849 R825 T3K 3001052020020 2KΩ 850 R826 T2K 3001054730010 47KΩ 851 R828 T2K 3001051530010 15KΩ 852 R829 B2K 3001054740010 470KΩ 853 R830 T2K 3001053330000 33KΩ 854 R832 T2L 3001052020020 2KΩ 855 R833 T2K 3001052020020 2KΩ 856 R838 B2L 3001051030000 10KΩ 857 R841 B2K 30010...

Page 205: ...R9009 T1E 3001053300000 33Ω 867 R9011 T2F 3001051010000 100Ω 868 R9012 T2E 3001051010000 100Ω 869 R9013 T2F 3001053320000 3 3KΩ 870 R9015 T1E 3001053310000 330Ω 871 R9016 T1E 3001051510000 150Ω 872 R9017 T1D 3001051010000 100Ω 873 R9018 T1E 3001056810000 680Ω 874 R9019 B2F 3001054720000 4 7KΩ 875 R9020 B1F 3001051030010 10KΩ 876 R9021 T1F 3001054700000 47Ω 877 R9022 T1F 3001052200000 22Ω 878 R9023...

Page 206: ...38 B1E 3001051020000 1KΩ 888 R9039 B1F 3001051010000 100Ω 889 R9040 B1F 3001051020000 1KΩ 890 R9041 B1F 3001054720000 4 7KΩ 891 R9043 B1E 3001053320000 3 3KΩ 892 R9045 B1D 3001051050000 1MΩ 893 R9046 B1E 3001054740010 470KΩ 894 R9047 B1E 3001053920010 3 9KΩ 895 R9048 B1D 3001051540000 150KΩ 896 R9050 B1E 3001054730010 47KΩ 897 R9053 B1D 3099080398010 0 39Ω 898 R9054 B1D 3099080398010 0 39Ω 899 R90...

Page 207: ...8 R9069 T4C 3001050000000 0Ω 909 R9071 B3G 3001053310000 330Ω 910 R9072 T4D 3001051030050 10KΩ 911 R9073 T4D 3001051030050 10KΩ 912 R9074 T5D 3001051030000 10KΩ 913 R9075 B3G 3001055100020 51Ω 914 R9076 T4C 3001051030050 10KΩ 915 R9077 T4C 3001051030050 10KΩ 916 R9078 B3G 3001055620000 5 6KΩ 917 R9079 B2G 3001053330000 33KΩ 918 R9080 T4D 3101052000020 20PF 919 R9081 B3G 3001051030000 10KΩ 920 R908...

Page 208: ...0 100PF 930 R9100 B1D 3101051010030 100PF 931 RN256 B3J 3005051030010 10KΩ 932 RN261 B5K 3001052230020 22K 2 933 T9001 T4E 5406000000200 Transformer 934 T9002 5406000000200 Transformer 935 U101 B1I 3616059000000 Switch IC 936 U102 B1I 3605002057290 Operational amplifier 937 U103 T1I 3604019000000 PLL IC 938 U104 B1I 3616059000000 Switch IC 939 U201 B3I 3610010000010 MCU 940 U242 B2J 3612044000010 ...

Page 209: ...B3L 3805000000030 EMI filter 952 U322 B3L 3805000000030 EMI filter 953 U401 T3H 3603999000000 IF processor 954 U501 B3C 3609999000300 GPS LNA 955 U502 B3D 1615000001720 GPS module 956 U601 T4G 3608011000050 DC DC 957 U604 B3F 3608020005750 Power management IC 958 U605 B2F 3608020005750 Power management IC 959 U606 T3J 3608006000000 Power management IC 960 U607 T5J 3609010000170 Reset IC 961 U608 B...

Page 210: ...0060 Temperature sensor 972 X101 T1I 3701019250030 TCXO 973 X201 B5J 3701327610060 Crystal 974 X203 B3H 3701019250040 TCXO 975 Z501 B3C 3804157560000 GPS filter 976 Z9001 B3F 3802733540030 Crystal filter 977 6201810000000 Shielding can for baseband processor 978 6201860000000 Shielding frame for GPS 979 6201865000000 Shielding can for crystal oscillator 980 6201915000000 Shielding can for antenna ...

Page 211: ... 10 C1011 3101052710000 270PF 11 C1012 3101052710000 270PF 12 D1001 3310040000000 ESD protection diode 13 D1003 3310040000000 ESD protection diode 14 D1004 3310040000000 ESD protection diode 15 D1005 3310040000000 ESD protection diode 16 D1006 3310040000000 ESD protection diode 17 D1007 3310040000000 ESD protection diode 18 D1008 3310040000000 ESD protection diode 19 D1011 3310040000000 ESD protec...

Page 212: ...C1015 3101051040060 0 1UF 31 C1016 3101051040060 0 1UF 32 C1017 3101051040060 0 1UF 33 L1001 3221506181000 Bead 34 U1002 3608006000030 Power management IC PD78X PD78XG HD785 HD785G Channel Board No Ref No Part No Description 1 R1002 3001051210010 120Ω 2 C1001 3101052710000 270PF 3 C1002 3101052710000 270PF 4 C1003 3101052710000 270PF 5 C1004 3101052710000 270PF 6 C1005 3101052710000 270PF 7 C1006 ...

Page 213: ...08 3310040000000 ESD protection diode 19 D1011 3310040000000 ESD protection diode 20 D1014 3310040000000 ESD protection diode 21 D1009 3399040600020 ESD protection diode 22 D1013 3399040600020 ESD protection diode 23 D1002 3307120100050 LED 24 Q1001 3403009000010 Compound transistor 25 U1001 3805000000040 EMI filter 26 J1001 5201016100040 Board to board connector 27 S1003 4301080000020 Momentary c...

Page 214: ...10000 100Ω 3 R3 3001051010000 100Ω 4 R4 3001051010000 100Ω 5 R5 3001051010000 100Ω 6 R6 3001051010000 100Ω 7 R7 3001051010000 100Ω 8 D1 3307990000260 LED 9 D2 3307990000260 LED 10 D3 3307990000260 LED 11 D4 3307990000260 LED 12 D5 3307990000260 LED 13 D6 3307990000260 LED 14 D7 3307990000260 LED 15 D8 3310040000010 ESD protection diode 16 D9 3310040000010 ESD protection diode 17 J4 5201016000010 B...

Page 215: ... Yes No No No No No Check D401 and other appropriate components No receive No Yes Yes Check RX VCO Yes No TP9003 outputs normally 10 Yes No Check Z9001 Q9017 Q9018 and peripheral circuits No Yes R5V output is normal 1 5VRT output is normal 2 The static working point of Q9001 is normal 3 The static working point of Q9017 Q9018 is normal 4 18MHz crystal is normal 7 TP9004 outputs normally 8 TP9005 o...

Page 216: ...at TP402 to test IF sensitivity Normally the IF sensitivity is 109dBm 6 Frequency of Q403 71 1MHz 7 Frequency of L411 18MHz 8 Input a 30dBm RF signal at the antenna connector and test at TP9004 Normally gain 10dB output signal 20dBm 9 Input a 30dBm RF signal at the antenna connector and test at R9005 do not cut off the back end circuit Normally gain 1dB output signal 29dBm 10 Signal frequency RF I...

Page 217: ...Service Manual UHF2 450 520MHz Information 207 Transmitter Circuit ...

Page 218: ...ltage of D9002 about 0 7V The low pass coil must be soldered appropriately and remain in good condition The spring plate for the antenna must well fit the antenna connector 8 The match components must not be soldered inappropriately or damaged 9 Vdd about 7 3V for low power Vgg 1 1 2V for high power Vgg 1 35 1 55V 10 Vdd about 7 3V for low power Vgg 1 7 2 1V for high power Vgg 2 4 2 8V 11 Vc about...

Page 219: ... and Q107 are normal 1 Q104 and Q108 are normal 2 No No Yes Replace Q104 and Q108 No Check Q104 Q108 and peripheral components Yes No L110 and L116 are normal 4 Replace L110 and L116 No Q101 and Q102 are normal 5 Check the feedback circuit No 19 2MHz crystal oscillates Check the 19 2MHz circuit No Sky72310 clock is normal 6 Completed Yes Check the data circuit of the control circuit No Check Q101 ...

Page 220: ...about 4V During reception output voltage by Q106 PIN3 about 4V 2 During transmission voltage at Q108 E about 1 8V During reception voltage at Q104 E about 1 8V 3 The CV value varies with frequencies Generally it is within the range 0 5V 4 5V 4 L110 L116 is on 5 Voltage at Q101 Q102 B about 0 7V 6 MCSI CLK PLL outputs 960 KHz clock ...

Page 221: ... GPS TEM Sensor Near To FinalPA Tem Det Level Figure 9 1 Diagram of Transmitter Circuit 9 1 1 RF Power Amplifier Circuit The carrier signal generated by the TX VCO is modulated and amplified and then feeds to the transmitter circuit via the following steps Step 1 The signal passes through a π type attenuator first allowing interstage isolation between the RF power amplifier circuit and TX VCO Step...

Page 222: ...tage via the sampling resistor and subtraction circuit composed of the first operational amplifier This voltage is compared with the APC control voltage output by DAC at the second operational amplifier Then the error voltage which is output by the second operational amplifier controls TX power by controlling the bias voltage at the gates of the amplifiers including the driver amplifier and the fi...

Page 223: ...wanted signal passes through the RF band pass filter and low noise amplifier and goes to the mixer D9017 Meanwhile the first local oscillator LO signal generated by VCO passes through the low pass filter and also goes to the mixer D9017 In the mixer the wanted signal and the first LO signal are mixed to generate the first IF signal 73 35MHz Then the signal passes through a π type attenuator 2dB an...

Page 224: ... sent to DSP OMAP5912 for demodulation AD9864 employs reference frequency of 19 2MHz and shares the crystal with the OMAP The second LO VCO comprises an oscillator a varactor and some other components to provide the 71 1 75 6MHz LO signal The 18MHz clock frequency is generated by the LC resonance loop 9 3 Frequency Generation Unit FGU The FGU is composed of VCO and PLL It is the core module of the...

Page 225: ...en the CV voltage is sent to the varactor of VCO It adjusts the output frequency of VCO directly until the CV voltage becomes constant Then the PLL is locked and the stable frequency output by VCO goes to the TX RX channel after passing through two buffer amplifiers 9 3 2 Working Principle of VCO VCO employs Colpitts oscillator circuit the RX oscillator circuit is composed of D102 D103 D106 D107 a...

Page 226: ...wo point Modulation In TX mode the two point modulation technology is employed to obtain higher modulation accuracy and lower 4FSK bit error rate MOD VCO and MOD XO send the modulation signal to the modulation end of VCO and the reference crystal oscillator of PLL respectively to modulate TX VCO and the reference crystal oscillator ...

Page 227: ...PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G PCB View Main Board Top Layer 217 9 4 PCB View ...

Page 228: ...PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G PCB View Main Board Bottom Layer 218 ...

Page 229: ...PD70X PD70XG HD705 HD705G PCB View Channel Board Top Layer 219 ...

Page 230: ...PD70X PD70XG HD705 HD705G PCB View Channel Board Bottom Layer 220 ...

Page 231: ...PD78X PD78XG HD785 HD785G PCB View Channel Board Top Layer 221 ...

Page 232: ...PD78X PD78XG HD785 HD785G PCB View Channel Board Bottom Layer 222 ...

Page 233: ...PD78X PD78XG HD785 HD785G PCB View Keyboard Top Layer 223 ...

Page 234: ...PD78X PD78XG HD785 HD785G PCB View Keyboard Bottom Layer 224 ...

Page 235: ...AC GPS module BPF HPF ANT Microstrip Matcher TV1 APC LPF RX TX VCO amplifier TO omap TV1 APC From OMAP TV1 APC Reference OSC signal CV Buffer Pi Attenuator 1 2 BATT Stop band filter Adapt SW Adapt control APC module Low Noise Amp OP Pre driver1 RX TX VCO buffer LPF LPF Pi Attenuator 1 2 CV SW CV read control CV out 1 2 Pi Attenuator Pi Attenuator PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G...

Page 236: ...PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G Block Diagram Baseband Section 226 ...

Page 237: ... buffers McBSP3 MCSI1 UART USB1 I O buffers Camera I F and ETM I O buffers GPIO MPUIO Microwire I O buffers RTC I O DDR SDRAM interface I O buffers Low voltage range 1 65V 1 8V 1 95V High voltage range 2 5V 2 75Vor 3 3V 3 6V DVDD2 Not use transceiver 1 65V 1 8V 1 95V Internal USB transceiver buffers Use transceiver 3V 3 3V 3 6V VDDF Positive supply for ADC back end VDDA Positive supply for ADC fro...

Page 238: ...009 33 R9009 33 R9023 6 2K R9023 6 2K L9015 BLM15PD121SN1 L9015 BLM15PD121SN1 1 2 R9017 100 R9017 100 R9073 10K R9073 10K C9064 1000p C9064 1000p C9116 3p C9116 3p Q9003 RD07MUS2B Q9003 RD07MUS2B 1 3 2 C9086 0 1u C9086 0 1u C9020 56p C9020 56p C9029 470P C9029 470P R9054 0 39 R9054 0 39 C9089 1000P C9089 1000P R9041 4 7K R9041 4 7K C9097 0 1u C9097 0 1u C9069 470P C9069 470P C9007 7P C9007 7P R904...

Page 239: ...T 3 GPIO2 4 GPIO1 5 AVDD2 6 AVSS2 7 AVDD1 8 NC 9 NC 10 NC 11 NC 12 AVSS1 13 VREF 14 VBAT 15 AUX2 16 AUX1 17 BUZZ_IN CP_INN 18 CP_OUTP 19 CP_INP 20 MICIN_HND 21 MICBIAS_HND 22 MICIN_HED 23 MICBIAS_HED 24 MIC_DET 25 OUT32N 26 SPK1 27 SPK2 28 DRVDD 29 SPKFC 30 VGND CP_OUTN 31 DRVSS1 32 OUT8N 33 BVDD 34 OUT8P 35 DRVSS2 36 DAV 37 SS 38 MOSI 39 MISO 40 SCLK 41 MCLK 42 SDOUT 43 SDIN 44 WCLK 45 BCLK 46 DV...

Page 240: ... 7 NC 9 NC 12 NC 19 TP801 TP801 1 L803 L803 C805 220p C805 220p TP802 TP802 1 R801 10 R801 10 R804 10K R804 10K L804 L804 L802 BLM18PG181SN1 L802 BLM18PG181SN1 R807 20K R807 20K R802 150K R802 150K C819 0 01u C819 0 01u C802 10u 10V C802 10u 10V R814 150K R814 150K C808 3900p C808 3900p C804 270P C804 270P DTC114EE Q802 DTC114EE Q802 3 1 2 R812 10K R812 10K C820 3900p C820 3900p C816 1u 16V C816 1...

Page 241: ...3 470P U701 TLV5614IPW U701 TLV5614IPW DVDD 1 PD 2 LDAC 3 DIN 4 SCLK 5 CS 6 FS 7 DGND 8 REFINCD 10 AGND 9 REFINAB 15 OUTA 14 OUTB 13 OUTC 12 OUTD 11 AVDD 16 C701 1u 10v C701 1u 10v C705 1000P C705 1000P R711 10k R711 10k C706 1u C706 1u R704 100 R704 100 R709 100k R709 100k C710 0 1u C710 0 1u C712 1u C712 1u C711 1u C711 1u R702 68k R702 68k R706 10K F R706 10K F R710 100k R710 100k TP701 MOD2 TP...

Page 242: ...00K R620 100K L614 L614 C615 0 1u 16V C615 0 1u 16V C602 100pF 16V C602 100pF 16V C649 10uF C649 10uF P606 P606 1 C646 C646 1 1 2 2 3 3 C630 0 1uF 16V C630 0 1uF 16V C662 3900P C662 3900P C635 0 1uF C635 0 1uF U604 TK11250CM U604 TK11250CM ON OFF 1 GND 2 NP VREF 3 VIN 6 GND 5 VOUT 4 C682 0 1uF 16V C682 0 1uF 16V Q606 SI1013R Q606 SI1013R 1 2 3 C609 1uF NC C609 1uF NC C628 0 22UF 10V C628 0 22UF 10...

Page 243: ...C471 270P C437 5600P C437 5600P C472 2 2uF C472 2 2uF C425 15p C425 15p R416 820R R416 820R TP404 CV2 TP404 CV2 1 C422 0 1u C422 0 1u C420 12P C420 12P R404 1 2K R404 1 2K TP401 2FLO TP401 2FLO 1 R401 51 R401 51 C439 100P C439 100P R413 1 8k R413 1 8k D401 HVC350B D401 HVC350B 2 1 C454 0 01u C454 0 01u R406 1K R406 1K C444 470P C444 470P C426 0 01u C426 0 01u L402 270n L402 270n L411 3 3u L411 3 3...

Page 244: ...2 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 D302 1N4148WS D302 1N4148WS 1 2 U316 U316 X1 A1 X2 A2 X3 A3 X4 A4 X5 A5 X6 A6 Y1 C1 Y2 C2 Y3 C3 Y4 C4 Y5 C5 Y6 C6 GND1 B1 GND2 B2 GND3 B3 L303 BLM18PG181SN1 L303 BLM18PG181SN1 R331 R331 R330 R330 R321 3 01 R321 3 01 R324 33 R324 33 L304 BLM18AG601SN1 L304 BLM18AG601SN1 J311 DF12E 3 0 30DP 0 5V 81 J311 DF12E 3 0 3...

Page 245: ...1 MCBSP1 FSX GPIO53 H15 MCBSP1 DX GPIO52 H18 MCBSP1 DR GPIO51 H20 SPIF DIN GPIO47 uWIRE SDI U18 SPIF DOUT GPIO46 uWIRE SDO W21 MCBSP3 DX GPIO43 MCSI1 CLK P14 MCBSP3 CLKX GPIO42 W16 MCSI1 DOUT GPIO18 W14 MCBSP3 FSX GPIO12 TIMER EXTCLK N18 MCSI1 SYNC GPIO9 W8 MCSI1 CLK GPIO7 M15 SPIF CS2 MPUIO4 uWIRE CS2 LED2 T19 SPIF SCK MPUIO1 U19 MCBSP3 DR MCSI1 SYNC AA17 I2C SCL T18 I2C SDA GPIO48 V20 MCBSP2 CLK...

Page 246: ...2 NC7 L2 NC8 B3 UB D3 LB C3 WE C5 CE2ps D5 VCCps J5 NC9 L3 NC10 B4 NC11 F4 NC12 G4 NC13 L4 NC14 B5 NC16 G5 NC17 K5 NC18 L5 NC19 B6 NC22 G7 NC23 L7 NC24 A8 VSS1 G2 VSS2 J8 NC25 B8 NC21 B7 NC20 L6 NC26 H8 NC27 L8 NC28 M8 R249 10K R249 10K C245 3900P C245 3900P C247 3900P C247 3900P C251 0 01u C251 0 01u C242 0 22u C242 0 22u OMAP5912ZZG 1 U201A OMAP5912ZZG 1 U201A FLASH A1 J8 FLASH A2 D3 FLASH A3 C1...

Page 247: ... MCSI2 DIN AA9 GPIO27 Y10 GPIO55 MMC CMD P11 MPUIO9 MPUIO6 W11 GPIO58 R11 GPIO6 MCSI1 DIN TIMER EVENT3 P19 GPIO4 SPIF DIN TIMER EVENT4 P20 GPIO29 LCD P8 D17 GPIO30 LCD P9 D16 GPIO31 LCD P10 C17 GPIO32 LCD P11 B17 GPIO33 LCD P12 G13 GPIO34 LCD P13 A17 GPIO35 LCD P14 C16 GPIO2 LCD P15 D15 GPIO14 LCD RED0 N21 MPUIO1 uWIRE SCLK V19 GPIO2 M14 GPIO39 UART1 IRSHDN AA15 GPIO38 UART1 IRSEL R14 GPIO62 MCBSP...

Page 248: ...Y2 MPU_RST U20 PWRON_RESET R12 MCLK GPIO24 V5 BCLK GPIO17 Y15 CLK32K_OUT GPIO36 MPUIO0 UART1 TX R13 BFAIL EXT_FIQ UART3 CTS W19 RST_OUT GPIO41 AA20 SYS_CLK_IN UART2 BCLK Y4 C214 470P C214 470P C206 1000P C206 1000P R206 10 R206 10 C228 470P C228 470P C232 470P C232 470P C236 1u C236 1u R209 10 R209 10 C215 0 01uF C215 0 01uF C230 0 22u C230 0 22u C249 0 22u C249 0 22u C207 270p C207 270p R207 33 R...

Page 249: ...C156 1000P C156 1000P U101 FSA 66 U101 FSA 66 Vin 1 OUT 2 GND 3 Vcc 5 ON OFF 4 C176 330p C176 330p C111 4 7P C111 4 7P C166 0 1u C166 0 1u C178 0 1u C178 0 1u 1 2 C183 1000p C183 1000p C146 13p C146 13p TP106 PLLCS TP106 PLLCS 1 R123 1K F R123 1K F C132 100P C132 100P R119 100 R119 100 L110 330nH L110 330nH C179 0 1u C179 0 1u C115 8P C115 8P R109 100k R109 100k C129 3 6p C129 3 6p TP102 VCOFB TP1...

Page 250: ...2 13 14 R304 100K R304 100K J302 nc CON6 J302 nc CON6 1 2 3 4 5 6 D301 KPT 1608SURC D301 KPT 1608SURC 1 2 R309 100 R309 100 L301 BLM15PD121SN1 L301 BLM15PD121SN1 RN301 100 4 RN301 100 4 1 2 3 4 5 6 7 8 R305 100K R305 100K R301 100K R301 100K R308 4 7K R308 4 7K C306 0 1u C306 0 1u RN302 100 4 RN302 100 4 1 2 3 4 5 6 7 8 R307 4 7K R307 4 7K C325 270p C325 270p S302 S302 1 2 PD70X PD70XG PD78X PD78X...

Page 251: ...70P C1006 270P 1 C C 4 2 8 S1001 1 C C 4 2 8 S1001 1 2 3 4 5 6 D1003 D1003 2 1 U1002 RP102N181D U1002 RP102N181D VDD 1 GND 2 CE 3 NC 4 VOUT 5 C1016 0 1uF C1016 0 1uF D1006 D1006 2 1 Q1001 UMG3N Q1001 UMG3N 1 2 3 4 5 D1004 D1004 2 1 U1001 CM1418 02CS U1001 CM1418 02CS A1 A2 A3 B1 B2 B3 C1008 270P C1008 270P D1002 12 22RG TR8 D1002 12 22RG TR8 1 2 3 D1009 D1009 2 1 R1002 120 R1002 120 C1015 0 1uF C1...

Page 252: ...70P C1006 270P 1 C C 4 2 8 S1001 1 C C 4 2 8 S1001 1 2 3 4 5 6 D1003 D1003 2 1 U1002 RP102N181D U1002 RP102N181D VDD 1 GND 2 CE 3 NC 4 VOUT 5 C1016 0 1uF C1016 0 1uF D1006 D1006 2 1 Q1001 UMG3N Q1001 UMG3N 1 2 3 4 5 D1004 D1004 2 1 U1001 CM1418 02CS U1001 CM1418 02CS A1 A2 A3 B1 B2 B3 C1008 270P C1008 270P D1002 12 22RG TR8 D1002 12 22RG TR8 1 2 3 D1009 D1009 2 1 R1002 120 R1002 120 C1015 0 1uF C1...

Page 253: ... 9 10 11 12 13 14 15 16 17 18 19 20 S1702 S1702 1 2 D1710 PESD5V0S1UB D1710 PESD5V0S1UB 2 1 D1707 PESD12VS1UB D1707 PESD12VS1UB 2 1 D1712 PESD5V0S1UB D1712 PESD5V0S1UB 2 1 S1701 S1701 1 2 S1707 S1707 1 2 D1718 19 213 W1D ANPHY 3T D1718 19 213 W1D ANPHY 3T 1 2 D1705 PESD12VS1UB D1705 PESD12VS1UB 2 1 R1707 100 R1707 100 R1704 100 R1704 100 C1701 2 2uF C1701 2 2uF S1706 S1706 1 2 S1711 S1711 1 2 S170...

Page 254: ...2H 3101050400010 4PF 5 C104 T1G 3101054710010 470PF 6 C105 B1I 3101051040060 0 1UF 7 C106 B2G 3101050600010 6PF 8 C107 T1F 3101050800000 8PF 9 C108 B2H 3101050800000 8PF 10 C109 B2H 3101050800000 8PF 11 C110 B2H 3101051200020 12PF 12 C111 T1F 3101054790040 4 7PF 13 C112 T1F 3101054790040 4 7PF 14 C113 T1G 3101051200020 12PF 15 C114 T1F 3101050800000 8PF 16 C115 T2F 3101050800000 8PF 17 C116 T1F 31...

Page 255: ...6 C125 T1H 3101060400010 4PF 27 C126 T2G 3101051040060 0 1UF 28 C127 T2G 3101054710010 470PF 29 C128 T1H 3101061300000 13PF 30 C129 T1H 3101063690000 3 6PF 31 C130 T1H 3101062000000 20PF 32 C132 T1G 3101051010030 100PF 33 C133 T1H 3101064790010 4 7PF 34 C134 T2H 3101062700010 27PF 35 C136 B1F 3101054710010 470PF 36 C137 T2H 3101051020010 1000PF 37 C138 B1G 3101051040060 0 1UF 38 C139 B1G 310105471...

Page 256: ... 47 C148 B1G 3101062200010 22PF 48 C149 B1H 3101060200010 2PF 49 C151 B1G 3101058200000 82PF 50 C152 B1H 3101066890020 6 8PF 51 C153 B1G 3101061200000 12PF 52 C154 B1H 3001052220000 2 2KΩ 53 C156 B1H 3101051020010 1000PF 54 C157 B1H 3001060000000 0Ω 55 C158 B1H 3001061030010 10KΩ 56 C159 B1H 3101051820000 1800PF 57 C160 B1H 3101053320010 3300PF 58 C161 B1H 3101051020010 1000PF 59 C162 B1I 31010510...

Page 257: ...171 T1I 3199050758000 0 75PF 69 C172 T1I 3101051020010 1000PF 70 C173 T1H 3101051010030 100PF 71 C174 B1I 3101051030020 0 01UF 72 C175 T1I 3101052710000 270PF 73 C176 T1I 3101053310030 330PF 74 C177 T1H 3101073940000 0 39UF 75 C178 T1I 3101071040030 0 1UF 76 C179 T2I 3101051040060 0 1UF 77 C180 T1I 3101051020010 1000PF 78 C182 B1I 3101051040060 0 1UF 79 C183 T1I 3101051020010 1000PF 80 C184 B1I 31...

Page 258: ... B3H 3101062240000 0 22UF 90 C211 B3I 3101051020010 1000PF 91 C212 B5J 3101052240010 0 22UF 92 C213 B4K 3101052240010 0 22UF 93 C214 B3I 3101054710010 470PF 94 C215 T4J 3101051030020 0 01UF 95 C216 B3J 3101052240010 0 22UF 96 C217 B5J 3101053920000 3900PF 97 C218 B3J 3101052240010 0 22UF 98 C219 B3J 3101053920000 3900PF 99 C220 B4K 3101054710010 470PF 100 C221 B4K 3101052240010 0 22UF 101 C222 B3I...

Page 259: ... B4F 3101053920000 3900PF 111 C234 B4I 3101052240010 0 22UF 112 C236 B4I 3101051050000 1UF 113 C237 B5J 3101054710010 470PF 114 C238 B5I 3101052240010 0 22UF 115 C239 B3J 3101053920000 3900PF 116 C240 B4K 3101053920000 3900PF 117 C241 B4I 3101053920000 3900PF 118 C242 B5I 3101052240010 0 22UF 119 C243 B3J 3101054710010 470PF 120 C244 T2J 3101054710010 470PF 121 C245 B3I 3101053920000 3900PF 122 C2...

Page 260: ...31 C259 T4J 3101054710010 470PF 132 C260 T4J 3101055610000 560PF 133 C261 T4J 3101055610000 560PF 134 C262 T4J 3101052710000 270PF 135 C263 T2J 3101054710010 470PF 136 C264 T3J 3101054710010 470PF 137 C265 T2J 3101051010030 100PF 138 C266 T3J 3101054710010 470PF 139 C268 T2J 3101054710010 470PF 140 C269 T2J 3101054710010 470PF 141 C270 T2J 3101052710000 270PF 142 C271 T4J 3101054700010 47PF 143 C2...

Page 261: ...C281 T4J 3101054710010 470PF 153 C282 T4J 3101054710010 470PF 154 C283 T4J 3101054710010 470PF 155 C284 T4J 3101054710010 470PF 156 C285 T4J 3101052710000 270PF 157 C286 T4J 3101058210010 820PF 158 C287 T4J 3101054710010 470PF 159 C288 B4I 3101054710010 470PF 160 C289 T4J 3101051520000 1500PF 161 C290 T4J 3101052710000 270PF 162 C291 B4K 3101052710000 270PF 163 C292 T4J 3101052710000 270PF 164 C29...

Page 262: ... C302 B4J 3101054710010 470PF 174 C303 B4J 3101054710010 470PF 175 C304 B5J 3101051520000 1500PF 176 C305 B4J 3101054710010 470PF 177 C310 B4H 3101051040060 0 1UF 178 C311 B4H 3101051040060 0 1UF 179 C312 B4G 3101051050000 1UF 180 C313 B4G 3101054710010 470PF 181 C314 B4G 3101051050000 1UF 182 C315 B4G 3101054710010 470PF 183 C316 B4F 3101054710010 470PF 184 C317 B4F 3101054710010 470PF 185 C318 B...

Page 263: ...C331 B4C 3101054710010 470PF 195 C332 B4D 3101054710010 470PF 196 C333 B4D 3101054710010 470PF 197 C334 B3L 3101052710000 270PF 198 C335 B5D 3101054710010 470PF 199 C336 B5D 3101054710010 470PF 200 C420 B2H 3101051200020 12PF 201 C422 T2G 3101051040060 0 1UF 202 C423 T2F 3101051050000 1UF 203 C425 T3G 3101051500020 15PF 204 C426 T3G 3101051030020 0 01UF 205 C427 T2H 3101052210010 220PF 206 C428 T2...

Page 264: ...437 T3F 3101065620010 5600PF 216 C438 T2H 3101051010030 100PF 217 C439 T2H 3101051010030 100PF 218 C440 T3H 3101051030020 0 01UF 219 C441 T3H 3101051040060 0 1UF 220 C442 T3H 3101061030010 0 01UF 221 C443 T3H 3101063900000 39PF 222 C444 T2F 3101054710010 470PF 223 C445 T3G 3101051040060 0 1UF 224 C446 T3G 3101051040060 0 1UF 225 C447 T3G 3101051030020 0 01UF 226 C448 T3G 3101053300000 33PF 227 C44...

Page 265: ... C459 T2F 3101054710010 470PF 237 C460 T3F 3101063000010 30PF 238 C461 T3F 3101063300000 33PF 239 C462 T3F 3101051040060 0 1UF 240 C463 T3G 3101072240000 0 22UF 241 C464 T2F 3101051040060 0 1UF 242 C465 T2G 3101051040060 0 1UF 243 C466 T3H 3101051040060 0 1UF 244 C467 T2F 3101062250000 2 2UF 245 C468 T3I 3104076840020 0 68UF 246 C469 T3H 3101052710000 270PF 247 C470 T3H 3101055610000 560PF 248 C47...

Page 266: ...57 C520 B2C 3101050100030 1PF 258 C521 B3C 3101051210000 120PF 259 C522 B3C 3101051040060 0 1UF 260 C523 B2C 3101051040060 0 1UF 261 C524 B2C 3101055600000 56PF 262 C525 B2C 3101051040060 0 1UF 263 C526 B2C 3101051050000 1UF 264 C527 B2C 3101050200010 2PF 265 C601 T3K 3101062250000 2 2UF 266 C602 B3E 3101051010030 100PF 267 C604 B2F 3101051040060 0 1UF 268 C605 B2F 3101061050020 1UF 269 C606 B2F 3...

Page 267: ...8 C621 B2E 3101074750000 4 7uF 279 C622 B2E 3101051040060 0 1UF 280 C623 B2E 3101061050020 1UF 281 C624 B2E 3101062250000 2 2UF 282 C625 B2E 3101051040060 0 1UF 283 C626 B2F 3101051040060 0 1UF 284 C627 T5G 3110081060000 10uF 285 C628 T4F 3101062240000 0 22UF 286 C629 T3J 3101074750000 4 7uF 287 C630 T5F 3101051040060 0 1UF 288 C635 T3K 3101051040060 0 1UF 289 C636 T4H 3110071060000 10uF 290 C637 ...

Page 268: ...C647 T4I 3101051030020 0 01UF 300 C648 T4I 3101061050020 1UF 301 C649 T5I 3101064750140 4 7uF 302 C650 T5I 3101053920000 3900PF 303 C651 T3J 3101051030020 0 01UF 304 C652 T4K 3101054710010 470PF 305 C653 T5K 3101062250000 2 2UF 306 C654 T5H 3110081060000 10uF 307 C655 T4H 3101062240000 0 22UF 308 C656 T4I 3101051040060 0 1UF 309 C657 T2J 3001060000000 0Ω 310 C658 T5H 3101051040060 0 1UF 311 C659 T...

Page 269: ...C669 B1K 3101061050020 1UF 321 C670 B1J 3101064750140 4 7uF 322 C671 B1J 3101051040060 0 1UF 323 C672 T4I 3101052000020 20PF 324 C674 T4H 3101052210010 220PF 325 C676 T3I 3101062240000 0 22UF 326 C677 B3E 3101061050020 1UF 327 C678 B4F 3101062240000 0 22UF 328 C679 T4I 3101051040060 0 1UF 329 C680 T4I 3101054710010 470PF 330 C681 T5H 3101054710010 470PF 331 C682 T4H 3101051040060 0 1UF 332 C683 B1...

Page 270: ...41 C705 T1J 3101051020010 1000PF 342 C706 T1J 3101051050000 1UF 343 C707 T1J 3101051050000 1UF 344 C708 T1J 3101051510000 150PF 345 C709 T1J 3101051210000 120PF 346 C710 T1K 3101051040060 0 1UF 347 C711 T1J 3101051050000 1UF 348 C712 T1J 3101051050000 1UF 349 C801 B4K 3101051040060 0 1UF 350 C802 T4K 3101071060010 10UF 351 C803 T3K 3101052240010 0 22UF 352 C804 T4K 3101052710000 270PF 353 C805 T3L...

Page 271: ...820 T3K 3101053920000 3900PF 363 C821 T2J 3101052240010 0 22UF 364 C822 T2K 3101051030020 0 01UF 365 C823 T3K 3101053920000 3900PF 366 C824 T2K 3101052240010 0 22UF 367 C825 T3K 3101062250000 2 2UF 368 C826 T3K 3101051030020 0 01UF 369 C827 T2K 3101051030020 0 01UF 370 C828 T2K 3101062250000 2 2UF 371 C831 T2K 3101051050000 1UF 372 C832 T3K 3101051050000 1UF 373 C833 T3K 3101051040060 0 1UF 374 C8...

Page 272: ...845 T2L 3101054710010 470PF 384 C846 B2L 3101054710010 470PF 385 C847 T2K 3101051050000 1UF 386 C848 T2L 3101054710010 470PF 387 C849 B3K 3101054710010 470PF 388 C850 T2K 3101051040060 0 1UF 389 C851 T2L 3101054710010 470PF 390 C852 T2L 3101051040060 0 1UF 391 C853 T2L 3101054710010 470PF 392 C856 B2L 3101054710010 470PF 393 C857 B2L 3101054710010 470PF 394 C858 B2K 3101053920000 3900PF 395 C9001 ...

Page 273: ... C9015 T2C 3101061200000 12PF 405 C9018 T2F 3101054710010 470PF 406 C9019 T2C 3101060900010 9PF 407 C9020 T2C 3101065600000 56PF 408 C9021 T2C 3101061200000 12PF 409 C9023 B3B 3101060800010 8PF 410 C9024 B2B 3101060800010 8PF 411 C9025 T2F 3101051000020 10PF 412 C9026 T2E 3101050800000 8PF 413 C9027 T1D 3101061200000 12PF 414 C9028 T1E 3101051000020 10PF 415 C9029 T1E 3101054710010 470PF 416 C9030...

Page 274: ...T2D 3101054710010 470PF 426 C9041 T1E 3101056830040 0 068uF 427 C9042 T3C 3101054710010 470PF 428 C9043 T3C 3101051040060 0 1UF 429 C9044 T1D 3101051030020 0 01UF 430 C9045 T1E 3101054710010 470PF 431 C9046 T1E 3101051040060 0 1UF 432 C9047 T1D 3101054710010 470PF 433 C9048 T1D 3101054710010 470PF 434 C9049 T1D 3101051040060 0 1UF 435 C9051 B1D 3104082260060 22UF 436 C9052 T2F 3101051050000 1UF 43...

Page 275: ...67 B1E 3101055610000 560PF 447 C9069 B1D 3101054710010 470PF 448 C9071 B1D 3101051040060 0 1UF 449 C9075 T3F 3101054710010 470PF 450 C9077 T3F 3101051500020 15PF 451 C9078 T3F 3101053300000 33PF 452 C9079 T3E 3101052000020 20PF 453 C9080 T4D 3101051040060 0 1UF 454 C9081 T4D 3101054710010 470PF 455 C9085 B2G 3101051020010 1000PF 456 C9086 B2G 3101051040060 0 1UF 457 C9087 T4C 3101053330000 0 033UF...

Page 276: ...7 C9098 T3F 3101054710010 470PF 468 C9099 B3H 3101051000020 10PF 469 C9100 T4D 3101050500010 5PF 470 C9101 T4E 3101050700010 7PF 471 C9103 B3H 3101051020010 1000PF 472 C9104 B3G 3101051040060 0 1UF 473 C9105 B2G 3101051000020 10PF 474 C9106 T4C 3101052200010 22PF 475 C9107 B3G 3101050800000 8PF 476 C9109 T4D 3101050700010 7PF 477 C9110 B3G 3101051030020 0 01UF 478 C9111 T4D 3101050300000 3PF 479 C...

Page 277: ...22 B3H 3101052700000 27PF 489 C9124 B2G 3101050600010 6PF 490 C9128 T4C 3101050400010 4PF 491 C9129 T4C 3101050500010 5PF 492 C9131 T4C 3101051800070 18PF 493 C9133 T4C 3101050400010 4PF 494 C9134 T4C 3101055690020 5 6PF 495 C9135 T4D 3101050400010 4PF 496 C9136 T4E 3101050400010 4PF 497 C9137 T4E 3101050600010 6PF 498 C9138 T4D 3101053330000 0 033UF 499 C9141 T4E 3101054700010 47PF 500 D101 B1H 3...

Page 278: ...511 D112 B1I 3303990000060 Switching diode 512 D302 B4C 3303990000010 Switching diode 513 D303 B3L 3399040600000 ESD protection diode 514 D304 B3L 3399040600000 ESD protection diode 515 D305 B3K 3399040600000 ESD protection diode 516 D306 B3K 3399040600000 ESD protection diode 517 D307 B4L 3399040600020 ESD protection diode 518 D308 B4L 3399040600020 ESD protection diode 519 D309 B4K 3399040600020...

Page 279: ...31 D9007 T2F 3303990000060 Switching diode 532 D9008 T2F 3303990000060 Switching diode 533 D9010 B1F 3399990000080 Zener diode 534 D9011 B2F 3303030100010 Switching diode 535 D9012 T4D 3304010100180 Varactor 536 D9013 T4C 3399990000260 Rectifier diode 537 D9014 T4C 3304010100180 Varactor 538 D9015 T4C 3304010100180 Varactor 539 D9016 T4C 3304010100220 Varactor 540 D9017 T4F 3301250300000 Schottky ...

Page 280: ...210306150000 15nH 551 L104 T1F 3210106150000 15nH 552 L105 T1F 3210106150000 15nH 553 L106 T1G 3217106471000 470nH 554 L107 T2G 3210106470000 47nH 555 L108 T1G 3217106471000 470nH 556 L109 B1G 3221505121000 Bead 557 L110 T1H 3217106331000 330nH 558 L111 T1H 3217107220000 22nH 559 L112 T1H 3217107390010 39nH 560 L113 T2G 3217106471000 470nH 561 L114 B1G 3217106471000 470nH 562 L115 B1G 321710647100...

Page 281: ...72 L125 T2I 3221505121000 Bead 573 L201 B3H 3210406471000 470nH 574 L302 B4C 3221506601000 Bead 575 L303 B2K 3221506181000 Bead 576 L304 B4D 3221506601000 Bead 577 L305 B4D 3221506601000 Bead 578 L401 T2H 3215099103000 10uH 579 L402 B3H 3210406271000 270nH 580 L403 T3G 3221505121000 Bead 581 L404 T2G 3215099103000 10uH 582 L405 T2F 3221505121000 Bead 583 L406 T3G 3217107221020 220nH 584 L407 T3H 3...

Page 282: ...93 L503 B2C 3297106339000 3 3nH 594 L504 B2C 3297106339000 3 3nH 595 L505 B2C 3221506601080 Bead 596 L506 B3C 3210106390000 39nH 597 L507 B3C 3210305180000 18nH 598 L508 B3C 3210305829000 8 2nH 599 L509 B3C 3210305829000 8 2nH 600 L601 B1J 3221506181000 Bead 601 L602 B3E 3221506181000 Bead 602 L603 B2F 3221506181000 Bead 603 L604 B1J 3221506181000 Bead 604 L605 B2E 3221506181000 Bead 605 L606 B2F ...

Page 283: ...614 L616 B4F 3290299222000 2 2uH 615 L617 T3I 3221506181000 Bead 616 L702 B1K 3221505121000 Bead 617 L801 B4K 3221505121010 Bead 618 L802 T4K 3221506181000 Bead 619 L803 T4L 3221505121010 Bead 620 L804 T4K 3221505121010 Bead 621 L805 T4K 3221505121010 Bead 622 L820 T2K 3221506601000 Bead 623 L821 T2J 3221505121010 Bead 624 L822 T2J 3221505121010 Bead 625 L823 T3K 3221506601000 Bead 626 L827 T3L 32...

Page 284: ...nH 635 L9008 T1D 3233099470000 47nH 636 L9009 T2F 3210306220000 22nH 637 L9010 T1E 3210306330000 33nH 638 L9011 T1D 3210209102010 1uH 639 L9012 T3C 3210107221000 220nH 640 L9013 B3B 3233099185900 Air core coil 641 L9014 T2D 3221506121000 Bead 642 L9015 B2F 3221505121010 Bead 643 L9016 T1D 3212106689000 6 8nH 644 L9017 T3E 3210106220000 22nH 645 L9018 T3F 3290106120000 12nH 646 L9020 B2F 3221505121...

Page 285: ...7 L9035 T4E 3237199170000 Air core coil 658 L9036 T4C 3237199170000 Air core coil 659 L9037 T4C 3237199170000 Air core coil 660 L9038 B2G 3210406331000 330nH 661 L9039 T4E 3001060000000 0Ω 662 L9040 T4D 3217105010000 1nH 663 Q101 T2G 3401002000990 NPN transistor 664 Q102 T1G 3408002000000 NPN transistor 665 Q103 B1G 3403999000000 PNP NPN 666 Q104 T1G 3408002000080 NPN transistor 667 Q105 B1F 34030...

Page 286: ...0030 N MOSFET 678 Q605 T4K 3505010000210 P MOSFET 679 Q606 B4E 3505010000210 P MOSFET 680 Q607 T4K 3503020000030 N MOSFET 681 Q608 B4E 3503020000030 N MOSFET 682 Q801 T4K 3403008000010 BRT 683 Q802 T4K 3403008000010 BRT 684 Q9001 T4D 3418001000010 NPN transistor 685 Q9002 T2E 3408002000000 NPN transistor 686 Q9003 T1C 3504990000040 PA MOSFET 687 Q9004 T1F 3406001000090 NPN transistor 688 Q9005 T1D...

Page 287: ...5600000 56Ω 698 R102 T1G 3001051030000 10KΩ 699 R103 T1G 3001051000000 10Ω 700 R104 T2F 3001051020000 1KΩ 701 R105 B1I 3001051030000 10KΩ 702 R106 T1G 3001055620000 5 6KΩ 703 R107 B1G 3001053910000 390Ω 704 R108 T1G 3001053320000 3 3KΩ 705 R109 B1I 3001051040000 100KΩ 706 R110 T1G 3001058220000 8 2KΩ 707 R111 T1G 3001051010000 100Ω 708 R112 T2G 3001051840000 180KΩ 709 R113 T2G 3001054710000 470Ω 7...

Page 288: ...KΩ 719 R123 B1H 3001051020000 1KΩ 720 R124 B1H 3001053320000 3 3KΩ 721 R125 B1H 3001053320000 3 3KΩ 722 R127 B1H 3001051220000 1 2KΩ 723 R128 B1H 3001053920000 3 9KΩ 724 R129 B1H 3001051030000 10KΩ 725 R130 B1I 3001051000000 10Ω 726 R131 T2I 3001051000000 10Ω 727 R132 B2H 3001052210000 220Ω 728 R133 B1I 3001051030000 10KΩ 729 R134 T2I 3001051000000 10Ω 730 R136 T1H 3001056800010 68Ω 731 R138 T1I 3...

Page 289: ...0Ω 740 R206 B3J 3001051000000 10Ω 741 R207 T4J 3001053300000 33Ω 742 R208 B5J 3001050000000 0Ω 743 R209 B5K 3001051000000 10Ω 744 R220 T4J 3001051010000 100Ω 745 R221 T4J 3001051010000 100Ω 746 R222 T4J 3001051010000 100Ω 747 R223 T4J 3001053300000 33Ω 748 R224 B4K 3001051010000 100Ω 749 R225 B5J 3001051010000 100Ω 750 R226 T4J 3221505121010 Bead 751 R241 T4J 3001051030000 10KΩ 752 R242 B4K 300105...

Page 290: ...260 B5I 3001051520000 1 5KΩ 762 R261 B5I 3001051530010 15KΩ 763 R262 B5I 3001051530010 15KΩ 764 R263 B3K 3001054710000 470Ω 765 R264 B4E 3001054710000 470Ω 766 R265 T4J 3001054710000 470Ω 767 R314 B4H 3001053320000 3 3KΩ 768 R315 B4H 3001053320000 3 3KΩ 769 R316 B4H 3001051030000 10KΩ 770 R317 B4H 3001051030000 10KΩ 771 R318 B4C 3001051040000 100KΩ 772 R321 B4C 3099063018000 3 01Ω 773 R322 B4G 300...

Page 291: ... R405 T3H 3001051030000 10KΩ 783 R406 T2G 3001051020000 1KΩ 784 R407 T3F 3001058220000 8 2KΩ 785 R408 T3F 3001051010000 100Ω 786 R409 T2G 3001054720000 4 7KΩ 787 R410 T3G 3001061030010 10KΩ 788 R411 T3F 3001053910000 390Ω 789 R412 T2H 3001051040000 100KΩ 790 R413 T3H 3001055620000 5 6KΩ 791 R414 T3I 3001053320000 3 3KΩ 792 R415 T3I 3001061030010 10KΩ 793 R416 T3H 3001058210000 820Ω 794 R501 B3C 30...

Page 292: ...614 T4H 3221506181000 Bead 804 R617 T4G 3001054740010 470KΩ 805 R618 T4G 3001051340000 130KΩ 806 R620 T4K 3001051040000 100KΩ 807 R621 T4H 3001054730010 47KΩ 808 R622 T4I 3221506181000 Bead 809 R623 T4H 3001051040000 100KΩ 810 R624 T4K 3001051040000 100KΩ 811 R625 B4E 3001051040000 100KΩ 812 R626 B4E 3001051040000 100KΩ 813 R627 B4D 3001054730010 47KΩ 814 R628 B4D 3001054730010 47KΩ 815 R629 B4D 3...

Page 293: ...24 R706 T1J 3001051030050 10KΩ 825 R707 T1J 3001053330000 33KΩ 826 R709 T1J 3001051040000 100KΩ 827 R710 T1J 3001051040000 100KΩ 828 R711 T1K 3001051030000 10KΩ 829 R712 T1J 3221505121000 Bead 830 R713 T1J 3001051010000 100Ω 831 R714 T1K 3001051030000 10KΩ 832 R801 T4L 3001051000000 10Ω 833 R802 T3L 3001051540000 150KΩ 834 R803 T3K 3001051540000 150KΩ 835 R804 T3K 3001051030000 10KΩ 836 R805 T3K 3...

Page 294: ...823 T2K 3001051030050 10KΩ 846 R824 T2K 3001051530010 15KΩ 847 R825 T3K 3001052020020 2KΩ 848 R826 T2K 3001054730010 47KΩ 849 R828 T2K 3001051530010 15KΩ 850 R829 B2K 3001054740010 470KΩ 851 R830 T2K 3001053330000 33KΩ 852 R832 T2L 3001052020020 2KΩ 853 R833 T2K 3001052020020 2KΩ 854 R838 B2L 3001051030000 10KΩ 855 R841 B2K 3001051030000 10KΩ 856 R9001 T4E 3001052710010 270Ω 857 R9002 T2F 30010547...

Page 295: ...012 T2E 3001051010000 100Ω 867 R9013 T2F 3001053320000 3 3KΩ 868 R9015 T1E 3001053310000 330Ω 869 R9016 T1E 3001051510000 150Ω 870 R9017 T1D 3001051010000 100Ω 871 R9018 T1E 3001056810000 680Ω 872 R9019 B2F 3001054720000 4 7KΩ 873 R9020 B1F 3001051030010 10KΩ 874 R9021 T1F 3001054700000 47Ω 875 R9022 T1F 3001052200000 22Ω 876 R9023 T1E 3001056220000 6 2KΩ 877 R9024 T1D 3001056820000 6 8KΩ 878 R902...

Page 296: ...039 B1F 3001051010000 100Ω 888 R9040 B1F 3001051020000 1KΩ 889 R9041 B1F 3001054720000 4 7KΩ 890 R9042 T1D 3001053310000 330Ω 891 R9043 B1E 3001053330000 33KΩ 892 R9045 B1D 3001051050000 1MΩ 893 R9046 B1E 3001054740010 470KΩ 894 R9047 B1E 3001053330000 33KΩ 895 R9048 B1D 3001051540000 150KΩ 896 R9050 B1E 3001054730010 47KΩ 897 R9053 B1D 3099080398010 0 39Ω 898 R9054 B1D 3099080398010 0 39Ω 899 R90...

Page 297: ...9071 B3G 3001053310000 330Ω 909 R9072 T4D 3001051030050 10KΩ 910 R9073 T4D 3001051030050 10KΩ 911 R9074 T5D 3001051030000 10KΩ 912 R9075 B3G 3001055100020 51Ω 913 R9076 T4C 3001051030050 10KΩ 914 R9077 T4C 3001051030050 10KΩ 915 R9078 B3G 3001055620000 5 6KΩ 916 R9079 B2G 3001053330000 33KΩ 917 R9080 T4D 3101051010030 100PF 918 R9081 B3G 3001051030000 10KΩ 919 R9083 T4D 3001053310000 330Ω 920 R908...

Page 298: ...0 220PF 930 RN256 B3J 3005051030010 10KΩ 931 RN261 B5K 3001052230020 22K 2 932 T9001 T4E 5406000000200 Transformer 933 T9002 T4F 5406000000200 Transformer 934 U101 B1I 3616059000000 Switch IC 935 U102 B1I 3605002057290 Operational amplifier 936 U103 T1I 3604019000000 PLL IC 937 U104 B1I 3616059000000 Switch IC 938 U201 B3I 3610010000010 MCU 939 U242 B2J 3612044000010 Memory 940 U244 B4I 3612002000...

Page 299: ...1 B3L 3805000000030 EMI filter 952 U322 B3L 3805000000030 EMI filter 953 U401 T3H 3603999000000 IF processor 954 U501 B3C 3609999000300 LNA 955 U502 B3D 1615000001720 GPS module 956 U601 T4G 3608011000050 DC DC 957 U604 B3F 3608020005750 Power management IC 958 U605 B2F 3608020005750 Power management IC 959 U606 T3J 3608006000000 Power management IC 960 U607 T5J 3609010000170 Reset IC 961 U608 B3E...

Page 300: ...0060 Temperature sensor 972 X101 T1I 3701019250030 TCXO 973 X201 B5J 3701327610060 Crystal 974 X203 B3H 3701019250040 TCXO 975 Z501 B3C 3804157560000 GPS filter 976 Z9001 B3F 3802733540030 Crystal filter 977 6201810000000 Shielding can for baseband processor 978 6201859000000 Shielding frame for lowpass filter 979 6201860000000 Shielding frame for GPS 980 6201862000000 Shielding can for TX VCO 981...

Page 301: ... 10 C1011 3101052710000 270PF 11 C1012 3101052710000 270PF 12 D1001 3310040000000 ESD protection diode 13 D1003 3310040000000 ESD protection diode 14 D1004 3310040000000 ESD protection diode 15 D1005 3310040000000 ESD protection diode 16 D1006 3310040000000 ESD protection diode 17 D1007 3310040000000 ESD protection diode 18 D1008 3310040000000 ESD protection diode 19 D1011 3310040000000 ESD protec...

Page 302: ...C1015 3101051040060 0 1UF 31 C1016 3101051040060 0 1UF 32 C1017 3101051040060 0 1UF 33 L1001 3221506181000 Bead 34 U1002 3608006000030 Power management IC PD78X PD78XG HD785 HD785G Channel Board No Ref No Part No Description 1 R1002 3001051210010 120Ω 2 C1001 3101052710000 270PF 3 C1002 3101052710000 270PF 4 C1003 3101052710000 270PF 5 C1004 3101052710000 270PF 6 C1005 3101052710000 270PF 7 C1006 ...

Page 303: ...08 3310040000000 ESD protection diode 19 D1011 3310040000000 ESD protection diode 20 D1014 3310040000000 ESD protection diode 21 D1009 3399040600020 ESD protection diode 22 D1013 3399040600020 ESD protection diode 23 D1002 3307120100050 LED 24 Q1001 3403009000010 Compound transistor 25 U1001 3805000000040 EMI filter 26 J1001 5201016100040 Board to board connector 27 S1003 4301080000020 Momentary c...

Page 304: ...10000 100Ω 3 R3 3001051010000 100Ω 4 R4 3001051010000 100Ω 5 R5 3001051010000 100Ω 6 R6 3001051010000 100Ω 7 R7 3001051010000 100Ω 8 D1 3307990000260 LED 9 D2 3307990000260 LED 10 D3 3307990000260 LED 11 D4 3307990000260 LED 12 D5 3307990000260 LED 13 D6 3307990000260 LED 14 D7 3307990000260 LED 15 D8 3310040000010 ESD protection diode 16 D9 3310040000010 ESD protection diode 17 J4 5201016000010 B...

Page 305: ... Yes No No No No No Check D401 and other appropriate components No receive No Yes Yes Check RX VCO Yes No TP9003 outputs normally 10 Yes No Check Z9001 Q9017 Q9018 and peripheral circuits No Yes R5V output is normal 1 5VRT output is normal 2 The static working point of Q9001 is normal 3 The static working point of Q9017 Q9018 is normal 4 18MHz crystal is normal 7 TP9004 outputs normally 8 TP9005 o...

Page 306: ... at TP402 to test IF sensitivity Normally the IF sensitivity is 109dBm 6 Frequency of Q403 71 1MHz 7 Frequency of L411 18MHz 8 Input 30dBm RF signal at the antenna connector and test at TP9004 Normally gain 10dB output signal 20dBm 9 Input 30dBm RF signal at the antenna connector and test at R9005 do not cut off the back end circuit Normally gain 1dB output signal 29dBm 10 Signal frequency RF IF s...

Page 307: ...Service Manual UHF3 350 400MHz Information 297 Transmitter Circuit ...

Page 308: ...ltage of D9002 about 0 7V The low pass coil must be soldered appropriately and remain in good condition The spring plate for the antenna must well fit the antenna connector 8 The match components must not be soldered inappropriately or damaged 9 Vdd about 7 3V for low power Vgg 1 1 2V for high power Vgg 1 35 1 55V 10 Vdd about 7 3V for low power Vgg 1 7 2 1V for high power Vgg 2 4 2 8V 11 Vc about...

Page 309: ... and Q107 are normal 1 Q104 and Q108 are normal 2 No No Yes Replace Q104 and Q108 No Check Q104 Q108 and peripheral components Yes No L110 and L116 are normal 4 Replace L110 and L116 No Q101 and Q102 are normal 5 Check the feedback circuit No 19 2MHz crystal oscillates Check the 19 2MHz circuit No Sky72310 clock is normal 6 Completed Yes Check the data circuit of the control circuit No Check Q101 ...

Page 310: ...about 4V During reception output voltage by Q106 PIN3 about 4V 2 During transmission voltage at Q108 E about 1 8V During reception voltage at Q104 E about 1 8V 3 The CV value varies with frequencies Generally it is within the range 0 5V 4 5V 4 L110 L116 is on 5 Voltage at Q101 Q102 B about 0 7V 6 MCSI CLK PLL outputs 960 KHz clock ...

Page 311: ...ted and amplified and then feeds to the transmitter circuit via the following steps Step 1 The signal passes through a RX TX switch UPG2012TK which switches the signal to the TX channel Step 2 The signal passes through a π type attenuator allowing interstage isolation between the RF power amplifier circuit and the VCO Step 3 The signal goes to a pre driver amplifier BFG425W for pre amplification p...

Page 312: ...sistor and subtraction circuit composed of the first operational amplifier This voltage is compared with the APC control voltage output by DAC at the second operational amplifier Then the error voltage which is output by the second operational amplifier controls TX power by controlling the bias voltage at the gates of the amplifiers including the driver amplifier and the final stage amplifier The ...

Page 313: ...e wanted signal passes through the RF band pass filter and low noise amplifier and goes to the mixer U1007 Meanwhile the first local oscillator LO signal generated by VCO passes through the low pass filter and also goes to the mixer U1007 In the mixer the wanted signal and the first LO signal are mixed to generate the first IF signal 73 35 MHz Then the signal passes through a π type attenuator 2dB...

Page 314: ...the DSP OMAP5912 for demodulation AD9864 employs reference frequency of 19 2MHz and shares the crystal with OMAP The second LO VCO comprises an oscillator a varactor and some other components to provide the 71 1 75 6MHz LO signal The sampling frequency of AD9864 is18MHz and is generated by the LC resonance loop 10 3 Frequency Generation Unit FGU The FGU is composed of VCO and PLL It is the core mo...

Page 315: ...s f1 and f2 are compared in the phase detector PD to generate continuous pulse current The current goes to the loop filter for RC integration and is then converted to CV voltage Then the CV voltage is sent to the varactor of VCO It adjusts the output frequency of VCO directly until the CV voltage becomes constant Then the PLL is locked and the stable frequency output by VCO goes to the TX RX chann...

Page 316: ...tor loop and Q108 to provide carrier for the LO signal and TX signal 10 3 3 Two point Modulation In TX mode the two point modulation technology is employed to obtain higher modulation accuracy and lower 4FSK bit error rate MOD VCO and MOD XO send the modulation signal to the modulation end of VCO and the reference crystal oscillator of PLL respectively to modulate TX VCO and the reference crystal ...

Page 317: ...10 4 PCB View PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G PCB View Main Board Top Layer 307 ...

Page 318: ...PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G PCB View Main Board Bottom Layer 308 ...

Page 319: ...PD70X PD70XG HD705 HD705G PCB View Channel Board Top Layer 309 ...

Page 320: ...PD70X PD70XG HD705 HD705G PCB View Channel Board Bottom Layer 310 ...

Page 321: ...PD78X PD78XG HD785 HD785G PCB View Channel Board Top Layer 311 ...

Page 322: ...PD78X PD78XG HD785 HD785G PCB View Channel Board Bottom Layer 312 ...

Page 323: ...PD78X PD78XG HD785 HD785G PCB View Keyboard Top Layer 313 ...

Page 324: ...PD78X PD78XG HD785 HD785G PCB View Keyboard Bottom Layer 314 ...

Page 325: ... GPS module BPF HPF ANT Microstrip Matcher LPF TO omap From OMAP Reference OSC signal CV Buffer Pi Attenuator 1 2 BATT Stop band filter Adapt SW Adapt control APC module Low Noise Amp OP Pre driver1 LPF Pi Attenuator 1 2 CV SW CV read control CV out 1 2 Pi Attenuator Pi Attenuator PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G Block Diagram RF Section 315 10 5 Block Diagram APC APC Low VCO Hi...

Page 326: ...PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G Block Diagram Baseband Section 316 ...

Page 327: ... buffers McBSP3 MCSI1 UART USB1 I O buffers Camera I F and ETM I O buffers GPIO MPUIO Microwire I O buffers RTC I O DDR SDRAM interface I O buffers Low voltage range 1 65V 1 8V 1 95V High voltage range 2 5V 2 75Vor 3 3V 3 6V DVDD2 Not use transceiver 1 65V 1 8V 1 95V Internal USB transceiver buffers Use transceiver 3V 3 3V 3 6V VDDF Positive supply for ADC back end VDDA Positive supply for ADC fro...

Page 328: ... C9098 nc C9152 47p C9152 47p R9084 56K R9084 56K C9012 8 2P C9012 8 2P C9135 nc C9135 nc L9011 47nH 绕线 L9011 47nH 绕线 L9022 220nH L9022 220nH C9154 47p C9154 47p C9130 1000pF C9130 1000pF R9041 4 7K R9041 4 7K C9097 0 1u C9097 0 1u R9053 0 39 R9053 0 39 C9128 1000pF C9128 1000pF C9156 nc C9156 nc C9099 10pF C9099 10pF ANT1 ANT1 1 C9136 0 C9136 0 L9032 8 2n high Q L9032 8 2n high Q C9120 47p C9120 ...

Page 329: ...24 15K F R824 15K F C852 0 1u C852 0 1u C842 56P C842 56P R838 10K R838 10K TP821 TP821 1 TLV320AIC29IRGZR U821 TLV320AIC29IRGZR U821 IOVDD 1 PWR_DN 2 RESET 3 GPIO2 4 GPIO1 5 AVDD2 6 AVSS2 7 AVDD1 8 NC 9 NC 10 NC 11 NC 12 AVSS1 13 VREF 14 VBAT 15 AUX2 16 AUX1 17 BUZZ_IN CP_INN 18 CP_OUTP 19 CP_INP 20 MICIN_HND 21 MICBIAS_HND 22 MICIN_HED 23 MICBIAS_HED 24 MIC_DET 25 OUT32N 26 SPK1 27 SPK2 28 DRVDD...

Page 330: ... 2 DTC114EE Q802 DTC114EE Q802 3 1 2 C804 56P C804 56P R801 10 R801 10 C809 0 1u C809 0 1u L804 L804 C829 0 068UF 16V C829 0 068UF 16V R811 10K R811 10K R812 10K R812 10K U801 TDA8547TS U801 TDA8547TS VCC1 20 VCC2 11 IN1 17 IN1 16 OUT1 18 OUT1 3 IN2 14 IN2 15 SVRR 5 MODE 4 SELECT 6 GND1 1 GND2 10 OUT2 8 OUT2 13 NC 2 NC 7 NC 9 NC 12 NC 19 C820 3900p C820 3900p R807 20K R807 20K R804 10K R804 10K C8...

Page 331: ... BLM15PD121SN1 L702 BLM15PD121SN1 1 2 C707 1u C707 1u R711 10k R711 10k C705 1000P C705 1000P R706 10K F R706 10K F C710 0 1u C710 0 1u TP702 APC TV1 TP702 APC TV1 1 R702 68k_F R702 68k_F R701 1K R701 1K C711 1u C711 1u C701 1u 10v C701 1u 10v C712 1u C712 1u R707 33k_F R707 33k_F R713 100 R713 100 TP701 MOD2 TP701 MOD2 1 C703 470P C703 470P R704 100 R704 100 R714 10k R714 10k C704 470p C704 470p ...

Page 332: ...K F R602 6 8K F R617 470K F R617 470K F Q609 SI1013R Q609 SI1013R 1 2 3 C638 3900P C638 3900P C663 56pF C663 56pF C681 470P C681 470P C618 0 1uF 16V C618 0 1uF 16V C625 0 1uF C625 0 1uF U609 RP102N331B U609 RP102N331B VDD 1 GND 2 CE 3 NC 4 VOUT 5 Q606 2SK1824 Q606 2SK1824 2 3 1 D602 D602 2 1 C678 0 22uF 10V C678 0 22uF 10V C667 0 C667 0 C629 4 7uF 16V C629 4 7uF 16V C686 3900P C686 3900P C687 3900...

Page 333: ...70 56P R415 10K R415 10K C448 33p C448 33p Q401 2SC4617 Q401 2SC4617 2 3 1 R406 1K R406 1K C454 0 01u C454 0 01u C452 5P C452 5P C428 100P C428 100P L402 270n L402 270n R409 4 7K R409 4 7K C426 0 01u C426 0 01u L403 BLM15PD121SN1 L403 BLM15PD121SN1 1 2 C458 18pF C458 18pF L405 BLM15PD121SN1 L405 BLM15PD121SN1 1 2 C442 0 01u C442 0 01u Q403 2SC3356 Q403 2SC3356 2 3 1 R401 51 R401 51 R413 1 8k R413 ...

Page 334: ...2 1N4148WS 1 2 U316 U316 X1 A1 X2 A2 X3 A3 X4 A4 X5 A5 X6 A6 Y1 C1 Y2 C2 Y3 C3 Y4 C4 Y5 C5 Y6 C6 GND1 B1 GND2 B2 GND3 B3 L303 BLM18PG181SN1 L303 BLM18PG181SN1 C319 100K C319 100K R321 3 01 R321 3 01 R324 33 R324 33 L304 BLM18AG601SN1 L304 BLM18AG601SN1 J311 DF23C 30DS 0 5V 51 J311 DF23C 30DS 0 5V 51 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 P314 P314 1 C318 0...

Page 335: ...56P C293 56P C293 56P R262 15K R262 15K C264 56P C264 56P R257 100 R257 100 RN256 10K 4 RN256 10K 4 1 2 3 4 5 6 7 8 C266 56P C266 56P TP261 TP261 1 C279 47P C279 47P OMAP5912ZZG 1 U201B OMAP5912ZZG 1 U201B MCBSP1 CLKX GPIO54 G21 MCBSP1 FSX GPIO53 H15 MCBSP1 DX GPIO52 H18 MCBSP1 DR GPIO51 H20 SPIF DIN GPIO47 uWIRE SDI U18 SPIF DOUT GPIO46 uWIRE SDO W21 MCBSP3 DX GPIO43 MCSI1 CLK P14 MCBSP3 CLKX GPI...

Page 336: ... VSSQC3 C3 VSSQB7 B7 VSSQD7 D7 VDDE7 E7 VDDA9 A9 VDDJ9 J9 NC E2 CLK F2 VDDQB3 B3 VDDQD3 D3 VDDQA7 A7 VDDQC7 C7 C244 56p C244 56p C251 0 01u C251 0 01u R248 NC R248 NC C243 56P C243 56P R253 NC R253 NC R266 NC R266 NC C245 3900P C245 3900P C247 3900P C247 3900P U244 TV00570002CDGB U244 TV00570002CDGB A0 G1 A1 F1 A2 E1 A3 D1 A4 F2 A5 E2 A6 D2 A7 C2 A8 C6 A9 E6 A10 F6 A11 C7 A12 D7 A13 E7 A14 F7 A15 ...

Page 337: ...W5 MPUIO3 MMC2 DAT1 V8 GPIO7 MCSI2 SYNC V9 MPUIO10 MPUIO7 V10 GPIO57 MMC CLK V11 GPIO8 TRST Y8 GPIO26 MCSI2 DIN AA9 GPIO27 Y10 GPIO55 MMC CMD P11 MPUIO9 MPUIO6 W11 GPIO58 R11 GPIO6 MCSI1 DIN TIMER EVENT3 P19 GPIO4 SPIF DIN TIMER EVENT4 P20 GPIO29 LCD P8 D17 GPIO30 LCD P9 D16 GPIO31 LCD P10 C17 GPIO32 LCD P11 B17 GPIO33 LCD P12 G13 GPIO34 LCD P13 A17 GPIO35 LCD P14 C16 GPIO2 LCD P15 D15 GPIO14 LCD ...

Page 338: ...900p C231 3900P C231 3900P C228 56P C228 56P C236 1u C236 1u OMAP5912ZZG 1 U201C OMAP5912ZZG 1 U201C VSS Y13 MPU_BOOT J20 VSS P12 VSS A13 VSS A21 VSS B1 VSS B5 VSS B7 VSS B16 VSS F20 VSS G1 VSS K2 VSS K20 VSS N1 VSS R21 VSS U2 VSS W20 VSS Y3 VSS AA1 VSS AA7 VSS AA21 CVDD A15 CVDD M2 CVDD Y9 CVDD Y20 CVDD1 AA3 CVDD2 A3 CVDD2 A9 CVDD2 E2 CVDD3 B13 CVDD3 B20 CVDD3 J21 CVDD3 R20 CVDDRTC W12 CVDDDLL A1...

Page 339: ...179 0 1u C179 0 1u C166 0 1u C166 0 1u C130 10p C130 10p Q102 2SC5010 Q102 2SC5010 2 3 1 C143 3P C143 3P TP103 MOD VCO TP103 MOD VCO 1 L106 100nH Hi Q L106 100nH Hi Q R151 2 7K F R151 2 7K F C102 0 1uF C102 0 1uF C125 2 2p C125 2 2p C120 56P C120 56P C107 10p C107 10p 1 4λ DR1 1 4λ DR1 C116 3 6P C116 3 6P R112 560R R112 560R TP106 PLLCS TP106 PLLCS 1 C159 1800P J C159 1800P J R105 10k R105 10k R12...

Page 340: ...09 100 RN301 100 4 RN301 100 4 1 2 3 4 5 6 7 8 S302 S302 1 2 C306 0 1u C306 0 1u R301 100K R301 100K R304 100K R304 100K D301 KPT 1608SURC D301 KPT 1608SURC 1 2 J304 NC JTAG J304 NC JTAG 1 2 3 4 5 6 7 8 9 10 11 12 13 14 C307 270p C307 270p R305 100K R305 100K R306 4 7K R306 4 7K J302 nc CON6 J302 nc CON6 1 2 3 4 5 6 L301 BLM15PD121SN1 L301 BLM15PD121SN1 R308 4 7K R308 4 7K PD70X PD70XG PD78X PD78X...

Page 341: ...70P C1006 270P 1 C C 4 2 8 S1001 1 C C 4 2 8 S1001 1 2 3 4 5 6 D1003 D1003 2 1 U1002 RP102N181D U1002 RP102N181D VDD 1 GND 2 CE 3 NC 4 VOUT 5 C1016 0 1uF C1016 0 1uF D1006 D1006 2 1 Q1001 UMG3N Q1001 UMG3N 1 2 3 4 5 D1004 D1004 2 1 U1001 CM1418 02CS U1001 CM1418 02CS A1 A2 A3 B1 B2 B3 C1008 270P C1008 270P D1002 12 22RG TR8 D1002 12 22RG TR8 1 2 3 D1009 D1009 2 1 R1002 120 R1002 120 C1015 0 1uF C1...

Page 342: ...70P C1006 270P 1 C C 4 2 8 S1001 1 C C 4 2 8 S1001 1 2 3 4 5 6 D1003 D1003 2 1 U1002 RP102N181D U1002 RP102N181D VDD 1 GND 2 CE 3 NC 4 VOUT 5 C1016 0 1uF C1016 0 1uF D1006 D1006 2 1 Q1001 UMG3N Q1001 UMG3N 1 2 3 4 5 D1004 D1004 2 1 U1001 CM1418 02CS U1001 CM1418 02CS A1 A2 A3 B1 B2 B3 C1008 270P C1008 270P D1002 12 22RG TR8 D1002 12 22RG TR8 1 2 3 D1009 D1009 2 1 R1002 120 R1002 120 C1015 0 1uF C1...

Page 343: ... 9 10 11 12 13 14 15 16 17 18 19 20 S1702 S1702 1 2 D1710 PESD5V0S1UB D1710 PESD5V0S1UB 2 1 D1707 PESD12VS1UB D1707 PESD12VS1UB 2 1 D1712 PESD5V0S1UB D1712 PESD5V0S1UB 2 1 S1701 S1701 1 2 S1707 S1707 1 2 D1718 19 213 W1D ANPHY 3T D1718 19 213 W1D ANPHY 3T 1 2 D1705 PESD12VS1UB D1705 PESD12VS1UB 2 1 R1707 100 R1707 100 R1704 100 R1704 100 C1701 2 2uF C1701 2 2uF S1706 S1706 1 2 S1711 S1711 1 2 S170...

Page 344: ...ching power 4 C101 B1F 3101054710010 470pF 5 C102 B1G 3101051040060 0 1uF 6 C103 B1G 3101055600000 56pF 7 C104 T2F 3101055600000 100pF 8 C105 B1I 3101051040060 0 1uF 9 C106 B2G 3101051040060 0 1uF 10 C107 T2F 3101051000020 10pF 11 C108 T1F 3101055600000 100pF 12 C109 B1G 3101051040060 0 1uF 13 C111 T2F 3101052290020 2 2pF 14 C115 T1F 3101053690000 3 6pF 15 C116 T2E 3101050300020 3pF 16 C117 T1G 31...

Page 345: ...pF 26 C130 T1G 3101051000030 10pF 27 C131 T1G 3101050200010 20pF 28 C132 T1G 3101051800070 18pF 29 C133 T1G 3101053690010 3 6pF 30 C134 T1G 3101055690110 5 6pF 31 C136 B1G 3101055600000 100pF 32 C137 T1H 3101055600000 100pF 33 C138 B2H 3101051040060 0 1uF 34 C139 B2H 3101055600000 56pF 35 C140 B1F 3101062250000 2 2uF 36 C141 B2G 3101051040060 0 1uF 37 C142 B2G 3101055600000 56pF 38 C143 B1G 310105...

Page 346: ... 47 C154 B2H 3101051050160 1uF 48 C157 B1H 3101055600000 100pF 49 C158 B2H 3001060000000 0Ω 50 C159 B1H 3101051820010 1800pF 51 C160 B2H 3101052220060 2200pF 52 C161 B1H 3101051020010 1000pF 53 C162 B1H 3001061030050 10KΩ 54 C163 T1H 3101055600000 56pF 55 C164 T1H 3101051040060 0 1uF 56 C165 B2H 3101051040060 0 1uF 57 C166 T2I 3101051040060 0 1uF 58 C167 T2I 3101051040060 0 1uF 59 C168 T2H 3101055...

Page 347: ...uF 68 C178 T1I 3101071040000 0 1uF 69 C179 T2I 3101051040060 0 1uF 70 C180 T1I 3101051020010 1000pF 71 C182 B1I 3101051040060 0 1uF 72 C183 T1I 3101051020010 1000pF 73 C184 B1I 3101051020010 1000pF 74 C185 T1I 3101072250030 2 2uF 75 C186 B1I 3101051020010 1000pF 76 C190 T2G 3101050300000 3pF 77 C191 T1G 3101050590020 0 5pF 78 C192 T2G 3101050200010 20pF 79 C193 T2G 3101053690000 3 6pF 80 C194 T2G ...

Page 348: ... B3H 3101053310030 330pF 90 C209 B3H 3101053920000 3900pF 91 C210 B3H 3101062240000 0 22uF 92 C211 B3H 3101051020010 1000pF 93 C212 B5J 3101052240010 0 22uF 94 C213 B4K 3101053920000 3900pF 95 C214 B3I 3101055600000 56pF 96 C215 T4J 3101051030020 0 01uF 97 C216 B3J 3101052240010 0 22uF 98 C217 B5I 3101053920000 3900pF 99 C218 B3J 3101052240010 0 22uF 100 C219 B3J 3101053920000 3900pF 101 C220 B4K ...

Page 349: ...231 B3J 3101053920000 3900pF 111 C232 B4K 3101055600000 56pF 112 C233 B4F 3101053920000 3900pF 113 C234 B4I 3101052240010 0 22uF 114 C235 T4J 3101055600000 56pF 115 C236 B4I 3101051050160 1uF 116 C237 B5J 3101055600000 56pF 117 C238 B5I 3101052240010 0 22uF 118 C239 B3J 3101053920000 3900pF 119 C240 B4K 3101053920000 3900pF 120 C241 B4I 3101053920000 3900pF 121 C242 B5I 3101052240010 0 22uF 122 C2...

Page 350: ...56pF 131 C256 T4J 3101055600000 56pF 132 C257 B4K 3101055600000 56pF 133 C258 T4J 3101055600000 56pF 134 C259 T4J 3101055600000 56pF 135 C260 T4J 3101055600000 56pF 136 C261 T4J 3101055600000 56pF 137 C262 T4J 3101055600000 56pF 138 C263 T2J 3101055600000 56pF 139 C264 T3J 3101055600000 56pF 140 C265 T2J 3101055600000 56pF 141 C266 T3J 3101055600000 56pF 142 C268 T2J 3101055600000 56pF 143 C269 T2...

Page 351: ...152 C279 B5J 3101054700010 47pF 153 C280 B4K 3101055600000 56pF 154 C281 T4J 3101055600000 56pF 155 C282 T4J 3101055600000 56pF 156 C283 T4J 3101055600000 56pF 157 C284 T4J 3101055600000 56pF 158 C285 T4J 3101055600000 56pF 159 C286 T4J 3101054700010 47pF 160 C287 T4J 3101055600000 56pF 161 C288 B4I 3101055600000 56pF 162 C289 T4J 3101051520000 1500pF 163 C290 T4J 3101055600000 56pF 164 C291 B4K 3...

Page 352: ...73 C300 T4J 3101055600000 56pF 174 C301 T4J 3101055600000 56pF 175 C302 T4J 3101055600000 56pF 176 C303 T4J 3101055600000 56pF 177 C304 B5J 3101055600000 56pF 178 C305 T4J 3101055600000 56pF 179 C310 B4H 3101051040060 0 1uF 180 C311 B4H 3101051040060 0 1uF 181 C312 B4G 3101055600000 56pF 182 C313 B4G 3101055600000 56pF 183 C314 B4G 3101051050160 1uF 184 C315 B4G 3101055600000 56pF 185 C316 B4F 310...

Page 353: ... 194 C325 B3J 3101055600000 56pF 195 C326 B3J 3101055600000 56pF 196 C327 T3J 3101055600000 56pF 197 C328 T2H 3101051820010 1800pF 198 C329 T2H 3101052220060 2200pF 199 C330 T2G 3001060000000 0Ω 200 C331 B4C 3101055600000 56pF 201 C332 B4D 3101055600000 56pF 202 C333 B4D 3101055600000 56pF 203 C334 B3L 3101055600000 56pF 204 C335 B5C 3101055600000 56pF 205 C336 B5C 3101055600000 56pF 206 C337 T2H ...

Page 354: ...346 B3K 3101055600000 56pF 216 C420 B2H 3101051200020 12pF 217 C422 T2G 3101051040060 0 1uF 218 C423 T2F 3101051050160 1uF 219 C425 T3G 3101051800010 18pF 220 C426 T3G 3101051030020 0 01uF 221 C427 T2G 3101052210020 220pF 222 C428 T2H 3101055600000 100pF 223 C429 T2G 3101055600000 100pF 224 C430 T2G 3101051040060 0 1uF 225 C431 T2H 3101052220010 2200pF 226 C432 T3F 3101052200010 22pF 227 C433 T2H ...

Page 355: ...442 T3H 3101061030010 0 01uF 237 C443 T3H 3101063900000 39pF 238 C444 T2F 3101055600000 56pF 239 C445 T3G 3101051040060 0 1uF 240 C446 T3G 3101051040060 0 1uF 241 C447 T3G 3101051030020 0 01uF 242 C448 T3G 3101053300000 33pF 243 C449 T3G 3101051030020 0 01uF 244 C450 T3G 3101061230000 0 012uF 245 C452 T3H 3101060500010 5PF 246 C453 T3G 3101051030020 0 01uF 247 C454 T3G 3101051030020 0 01uF 248 C45...

Page 356: ... T2F 3101051040060 0 1uF 258 C465 T2G 3101051040060 0 1uF 259 C466 T3H 3101051040060 0 1uF 260 C467 T2F 3101062250000 2 2uF 261 C468 T3I 3104076840020 Tantalum capacitor 262 C469 T3H 3101055600000 56pF 263 C470 T3H 3101055600000 56pF 264 C471 T3H 3101055600000 56pF 265 C472 B2H 3101062250000 2 2uF 266 C512 B4E 3101054710010 470pF 267 C513 B2C 3101055600000 56pF 268 C514 B3C 3101051210000 120pF 269...

Page 357: ... C524 B2C 3101055600000 56pF 279 C525 B2C 3101051040060 0 1uF 280 C526 B2C 3101051050160 1uF 281 C527 B2C 3101051290040 1 2pF 282 C529 B2B 3101053000010 30pF 283 C601 T3K 3101062250000 2 2uF 284 C602 B2E 3101055600000 56pF 285 C603 B2E 3101074750000 4 7uF 286 C604 B2E 3101051040060 0 1uF 287 C605 B2E 3101061050000 1uF 288 C606 B2F 3101062250000 2 2uF 289 C607 B2F 3101051040060 0 1uF 290 C608 B1J 3...

Page 358: ...061030010 0 01uF 300 C620 B2E 3101055600000 56pF 301 C621 B2E 3101074750000 4 7uF 302 C622 B2E 3101051040060 0 1uF 303 C623 B2E 3101061050000 1uF 304 C624 B2F 3101062250000 2 2uF 305 C625 B2F 3101051040060 0 1uF 306 C626 B2F 3101051040060 0 1uF 307 C627 T5G 3110081060000 3 terminal capacitor 308 C628 T4F 3101062240000 0 22uF 309 C629 T3J 3101074750000 4 7uF 310 C630 T5F 3101051040060 0 1uF 311 C63...

Page 359: ...644 T4G 3101052000020 20pF 321 C645 T4G 3101052210020 220pF 322 C646 T5I 3001060000000 0Ω 323 C647 T4I 3101051040060 0 1uF 324 C648 T4I 3101061050060 1uF 325 C649 T5I 3101062250000 2 2uF 326 C650 T5I 3101053920000 3900pF 327 C651 T3I 3101051040060 0 1uF 328 C652 T4K 3101055600000 56pF 329 C653 T4K 3101062250000 2 2uF 330 C654 T5H 3110081060000 3 terminal capacitor 331 C655 T4H 3101062240000 0 22uF...

Page 360: ...pacitor 341 C666 T4I 3101053920000 3900pF 342 C667 B1K 3001060000000 0Ω 343 C668 B2J 3101051040060 0 1uF 344 C669 B1J 3101061050060 1uF 345 C670 B1J 3101062250000 2 2uF 346 C671 B1J 3101051040060 0 1uF 347 C672 T4H 3101052000020 20pF 348 C674 T4H 3101052210020 220pF 349 C676 T3I 3101062240000 0 22uF 350 C677 B4E 3101061050060 1uF 351 C678 B4F 3101062240000 0 22uF 352 C679 T4I 3101051040060 0 1uF 3...

Page 361: ... 362 C701 T1K 3101061050060 1uF 363 C703 T1J 3101054710010 470pF 364 C704 T1J 3101054710010 470pF 365 C705 T1J 3101051020010 1000pF 366 C706 T1J 3101051050160 1uF 367 C707 T1J 3101051050160 1uF 368 C708 T1J 3101051510000 150pF 369 C709 T1J 3101051020010 1000pF 370 C710 T1K 3101051040060 0 1uF 371 C711 T1J 3101051050160 1uF 372 C712 T1J 3101051050160 1uF 373 C801 B4K 3101051040060 0 1uF 374 C802 T4...

Page 362: ...13 T3K 3101053920000 3900pF 384 C816 T4K 3101061050130 1uF 385 C819 T4K 3101051030020 0 01uF 386 C820 T3K 3101053920000 3900pF 387 C821 T2J 3101052240010 0 22uF 388 C822 T2K 3101051030020 0 01uF 389 C823 T3K 3101053920000 3900pF 390 C824 T2K 3101052240010 0 22uF 391 C825 T3K 3101062250000 2 2uF 392 C826 T3K 3101051030020 0 01uF 393 C827 T2K 3101051030020 0 01uF 394 C828 T2K 3101062250000 2 2uF 395...

Page 363: ... 404 C839 T2L 3101051040060 0 1uF 405 C840 B2K 3101051050160 1uF 406 C842 T3L 3101055600000 56pF 407 C843 T2L 3101051040060 0 1uF 408 C845 T2L 3101055600000 56pF 409 C846 B2K 3101054710010 470pF 410 C847 T2K 3101051050160 1uF 411 C848 T2L 3101055600000 56pF 412 C849 B3K 3101055600000 56pF 413 C850 T2K 3101051040060 0 1uF 414 C851 T2L 3101055600000 56pF 415 C852 T2L 3101051040060 0 1uF 416 C853 T2L...

Page 364: ...9011 T3C 3101063900000 39pF 426 C9012 T1C 3101068290040 8 2pF 427 C9013 B3B 3101063900000 39pF 428 C9014 T1D 3101052200010 22pF 429 C9015 T2C 3101062200010 22pF 430 C9016 B4D 3101055600000 100pF 431 C9017 B2B 3101050500030 5pF 432 C9018 T1E 3101053000010 30pF 433 C9019 T3C 3101060590010 0 5pF 434 C9020 T4D 3101051040060 0 1uF 435 C9021 T2C 3101060590010 0 5pF 436 C9022 T2B 3101050590010 0 5pF 437 ...

Page 365: ...55600000 100pF 447 C9036 T1D 3101055600000 100pF 448 C9038 T1D 3101051040060 0 1uF 449 C9039 T1D 3101055600000 100pF 450 C9040 T1D 3101057590000 7 5pF 451 C9041 T1D 3101051040060 0 1uF 452 C9042 T4C 3210305229000 2 2nH 453 C9043 T3C 3001054710000 470Ω 454 C9044 T1D 3101051030020 0 01uF 455 C9045 T2E 3101055600000 100pF 456 C9046 T2E 3101051040060 0 1uF 457 C9047 T2D 3101055600000 100pF 458 C9048 T...

Page 366: ... B1E 3101051020010 1000pF 468 C9063 B1E 3101055620010 5600pF 469 C9064 B1C 3101051020010 1000pF 470 C9065 B1E 3101051520000 1500pF 471 C9066 B1D 3101051030020 0 01uF 472 C9067 B1E 3101051020010 1000pF 473 C9069 B2D 3101054710010 470pF 474 C9071 B2D 3101051040060 0 1uF 475 C9072 T3C 3101055600000 100pF 476 C9073 T3F 3101051890050 1 8pF 477 C9074 T3F 3101050100030 1pF 478 C9075 T3E 3101054700010 47p...

Page 367: ...4D 3101050600010 6pF 489 C9088 T3C 3101055600000 100pF 490 C9089 T1E 3101054700010 47pF 491 C9090 B3G 3101051030020 0 01uF 492 C9091 B3G 3101051040060 0 1uF 493 C9092 T5C 3217105110000 Chip inductor 494 C9096 T1E 3101051000020 10pF 495 C9097 B3G 3101051040060 0 1uF 496 C9099 B3H 3101051000020 10pF 497 C9100 T1E 3101051000020 10pF 498 C9101 T4F 3101051500020 15pF 499 C9102 T4D 3101056890000 6 8pF 5...

Page 368: ...14 T5E 3101050300000 3pF 510 C9115 T4D 3101050300000 3pF 511 C9116 T4E 3101053390010 3 3pF 512 C9117 T4E 3101053390010 3 3pF 513 C9118 B3G 3101052700000 27pF 514 C9120 T4E 3101054700010 47pF 515 C9121 B2G 3101051020010 1000pF 516 C9122 B3H 3101052700000 27pF 517 C9123 T4D 3101051000020 10pF 518 C9124 B2G 3101050800000 8pF 519 C9125 T4D 3101054700010 47pF 520 C9126 T5D 3101054700010 47pF 521 C9127 ...

Page 369: ...4700010 47pF 531 c9145 T4C 3101055600000 100pF 532 c9146 T4E 3101055600000 100pF 533 C9147 T4E 3101051020010 1000pF 534 C9150 T3F 3101053300000 33pF 535 C9151 T1E 3101055600000 100pF 536 C9152 T4C 3101054700010 47pF 537 C9153 T4C 3101054700010 47pF 538 C9154 T4C 3101054700010 47pF 539 C9155 T3F 3101051020010 1000pF 540 C9157 T1E 3101051020010 1000pF 541 D 6201859000010 Shielding frame for low pass...

Page 370: ...actor 553 D112 B1I 3303990000060 Switching diode 554 D113 T2G 3304010100200 Varactor 555 D302 B4C 3303990000010 Switching diode 556 D303 B3L 3310040000000 ESD protection diode 557 D304 B3L 3310040000000 ESD protection diode 558 D305 B3K 3399040600000 ESD protection diode 559 D306 B2L 3399040600000 ESD protection diode 560 D307 T4L 3399040600020 ESD protection diode 561 D308 T4L 3399040600020 ESD p...

Page 371: ...r diode 574 E 6201860000010 Shielding frame for GPS 575 F601 B3E 4099000000050 Fuse 576 F602 T5J 4010000000010 Resumable fuse 577 G 6202784000000 Shielding frame for low VCO 578 H 6201865000000 Shielding can for crystal oscillator 579 I 6201810000000 Shielding can for baseband processor 580 J1601 B3K 5201050100030 Board to board connector 581 J311 B4F 5201030200010 Board to board connector 582 J31...

Page 372: ...1020 Wire wound inductor 594 L112 T1H 3247107120000 Wire wound inductor 595 L113 T1G 3210105680000 68nH 596 L114 B2G 3217106101020 Wire wound inductor 597 L115 B1H 3217106101020 Wire wound inductor 598 L116 B1H 3217106101020 Wire wound inductor 599 L117 B1H 3217107180010 18nH 600 L119 B1G 3210105680000 68nH 601 L120 B1H 3221505121010 Bead 602 L121 B1I 3221505121010 Bead 603 L122 T2I 3221505121010 ...

Page 373: ... 470nH 614 L302 B4C 3221506601000 Bead 615 L303 B2K 3221506181000 Bead 616 L304 B4D 3221506601000 Bead 617 L305 B4D 3221506601000 Bead 618 L401 T2H 3215099103000 10uH 619 L402 B3H 3210406271000 270nH 620 L403 T3G 3221505121010 Bead 621 L404 T2G 3215099103000 10uH 622 L405 T2F 3221505121010 Bead 623 L406 T3G 3217107221010 220nH 624 L407 T3H 3221505121010 Bead 625 L408 T2H 3210407472000 4 7uH 626 L4...

Page 374: ...0 Wire wound inductor 635 L505 B2C 3221506601080 Bead 636 L506 B3C 3210106390000 39nH 637 L507 B3C 3210305180000 18nH 638 L508 B3C 3210305829000 8 2nH 639 L509 B3C 3210305829000 8 2nH 640 L601 B1J 3221506181000 Bead 641 L602 B2E 3221506181000 Bead 642 L603 B2F 3221506181000 Bead 643 L604 B1J 3221506181000 Bead 644 L605 B2E 3221506181000 Bead 645 L606 B2F 3221506181000 Bead 646 L607 T4F 32902992220...

Page 375: ...656 L702 B1K 3221505121010 Bead 657 L801 B4K 3221505121010 Bead 658 L802 T4K 3221506181000 Bead 659 L803 T4L 3221505121010 Bead 660 L804 T4L 3221505121010 Bead 661 L805 T4K 3221505121010 Bead 662 L820 T2K 3221506601000 Bead 663 L821 T2J 3221505121010 Bead 664 L822 T2J 3221505121010 Bead 665 L823 T3K 3221506601000 Bead 666 L827 T3L 3221506601000 Bead 667 L828 T3L 3221506601000 Bead 668 L9001 T5E 32...

Page 376: ...016 T3C 3233099100000 Air core coil 678 L9017 T3F 3210306479000 4 7nH 679 L9018 T3F 3210306479000 4 7nH 680 L9019 T3C 3214307151000 150nH 681 L9020 B2F 3221505121010 Bead 682 L9021 T4F 3221505121010 Bead 683 L9022 T4F 3210306221000 220nH 684 L9023 T2B 3237199609000 Air core coil 685 L9024 T4D 3219906829010 8 2nH 686 L9025 T3F 3210306150000 15nH 687 L9026 B3G 3210306101000 100nH 688 L9027 B3G 32133...

Page 377: ...05829000 8 2nH 700 L9044 T4E 3210305829000 8 2nH 701 L9045 T3E 3210305689000 6 8nH 702 Q102 T2F 3408002000080 NPN transistor 703 Q103 B1G 3403999000000 Compound transistor 704 Q104 T1G 3408002000080 NPN transistor 705 Q105 B1G 3403003000060 NPN transistor 706 Q106 B1G 3403999000000 Compound transistor 707 Q107 B2G 3403999000000 Compound transistor 708 Q108 B1G 3408002000080 NPN transistor 709 Q310...

Page 378: ...0000030 N MOSFET 720 Q609 B4E 3505010000210 P MOSFET 721 Q801 T4K 3403008000010 BRT 722 Q802 T4K 3403008000010 BRT 723 Q9001 B4D 3403014000020 Compound transistor 724 Q9004 T1C 3504990000040 PA MOSFET 725 Q9005 T1D 3504990000010 Power amplifier 726 Q9006 B1F 3410001000020 PNP transistor 727 Q9007 B2F 3403008000010 BRT 728 Q9008 B1F 3403008000010 BRT 729 Q9009 T4D 3499999000060 NPN transistor 730 Q...

Page 379: ... R103 T2F 3101050300000 3pF 740 R105 B1I 3001051030000 10KΩ 741 R106 T2F 3001055620000 5 6KΩ 742 R107 T1F 3001053910010 390Ω 743 R108 T1G 3001053320000 3 3KΩ 744 R109 B1I 3001051040000 100KΩ 745 R110 T1G 3001058220000 8 2KΩ 746 R111 T1G 3001051010000 100Ω 747 R112 T1F 3001055610010 560Ω 748 R115 T1G 3001051010000 100Ω 749 R116 B1F 3001054720000 4 7KΩ 750 R117 B2G 3001053320000 3 3KΩ 751 R118 B2H 3...

Page 380: ...10KΩ 761 R130 B1I 3001051000000 10Ω 762 R131 T2H 3001051000000 10Ω 763 R132 T2H 3001055100020 51Ω 764 R133 B1I 3001051030000 10KΩ 765 R134 T2I 3001051000000 10Ω 766 R136 T1H 3001056800010 68Ω 767 R138 T1I 3001058200000 82Ω 768 R139 T1I 3001050000000 0Ω 769 R140 T1I 3001052220000 2 2KΩ 770 R142 B1I 3001051030000 10KΩ 771 R143 B1G 3001053320000 3 3KΩ 772 R144 B1G 3001053320000 3 3KΩ 773 R145 B1I 300...

Page 381: ... 3 3KΩ 782 R203 B3I 3001051000000 10Ω 783 R206 B3J 3001051000000 10Ω 784 R207 T4J 3001053300000 33Ω 785 R208 B5J 3001050000000 0Ω 786 R209 B5J 3001051000000 10Ω 787 R220 T4J 3001051010000 100Ω 788 R221 T4J 3001051010000 100Ω 789 R222 T4J 3001051010000 100Ω 790 R223 T4J 3001053300000 33Ω 791 R224 B4K 3001051010000 100Ω 792 R225 B5J 3001051010000 100Ω 793 R226 T4I 3001051010000 100Ω 794 R241 T4J 300...

Page 382: ... R257 B4E 3001051010000 100Ω 804 R258 B5J 3001051030000 10KΩ 805 R259 B5I 3001053300000 33Ω 806 R260 B5I 3001051520000 1 5KΩ 807 R261 B5I 3001051530010 15KΩ 808 R262 B5I 3001051530010 15KΩ 809 R265 T4J 3001050000000 0Ω 810 R313 B4E 3001054710000 470Ω 811 R314 B4H 3001053320000 3 3KΩ 812 R315 B4H 3001053320000 3 3KΩ 813 R316 B4H 3001051030000 10KΩ 814 R317 B4H 3001051030000 10KΩ 815 R318 B4C 300105...

Page 383: ... R403 T3G 3001051020000 1KΩ 825 R404 T3G 3001056810000 680Ω 826 R405 T3H 3001051030000 10KΩ 827 R406 T2G 3001051020000 1KΩ 828 R407 T3F 3001058220000 8 2KΩ 829 R408 T3F 3001051010000 100Ω 830 R409 T2F 3001054720000 4 7KΩ 831 R411 T3F 3001053910000 390Ω 832 R412 T3H 3001051040000 100KΩ 833 R413 T3H 3001051820000 1 8KΩ 834 R414 T3I 3001052720010 2 7KΩ 835 R416 T3H 3001058210000 820Ω 836 R501 B3C 300...

Page 384: ... R617 T4G 3001054740010 470KΩ 846 R618 T4G 3001051340000 130KΩ 847 R620 T4K 3001051040000 100KΩ 848 R621 T4H 3001054730010 47KΩ 849 R622 T4I 3221506181000 Bead 850 R623 T4H 3001051040000 100KΩ 851 R624 T5K 3001051040000 100KΩ 852 R627 B4D 3001054730010 47KΩ 853 R628 B4D 3001054730010 47KΩ 854 R629 B4D 3001052720010 2 7KΩ 855 R630 B4D 3001054730010 47KΩ 856 R631 B4D 3001051530010 15KΩ 857 R632 B4D ...

Page 385: ...866 R704 T1J 3001051010000 100Ω 867 R705 T1J 3001051030050 10KΩ 868 R706 T1J 3001051030050 10KΩ 869 R707 T1J 3001053330000 33KΩ 870 R709 T1J 3001051040000 100KΩ 871 R710 T1J 3001051040000 100KΩ 872 R711 T1K 3001051030000 10KΩ 873 R712 T1J 3221505121010 Bead 874 R713 T1J 3001051010000 100Ω 875 R714 T1K 3001051030000 10KΩ 876 R801 T4L 3001051000000 10Ω 877 R802 T3K 3001051540000 150KΩ 878 R803 T3K 3...

Page 386: ...KΩ 887 R815 T4K 3001051840010 180KΩ 888 R820 T2L 3001052020020 2KΩ 889 R821 T3J 3001051010000 100Ω 890 R823 T2K 3001051030000 10KΩ 891 R824 T2K 3001051530010 15KΩ 892 R825 T3K 3001051020000 1KΩ 893 R826 T2K 3001054730010 47KΩ 894 R828 T2K 3001051530010 15KΩ 895 R829 B2K 3001054740010 470KΩ 896 R830 T2K 3001053330000 33KΩ 897 R831 T3K 3001051020000 1KΩ 898 R832 T2L 3001052020020 2KΩ 899 R833 T2L 30...

Page 387: ...6 T2B 3001051030000 10KΩ 909 R9007 T1E 3001056800010 68Ω 910 R9008 T1E 3001051010000 100Ω 911 R9009 T1D 3001050000000 0Ω 912 R9011 T4D 3001051220090 1 2KΩ 913 R9012 T1E 3001051010000 100Ω 914 R9013 T1E 3001051010000 100Ω 915 R9016 T1D 3001051510000 150Ω 916 R9017 T1D 3001051010000 100Ω 917 R9022 T2E 3001051500010 15Ω 918 R9023 T1D 3001053920000 3 9KΩ 919 R9024 T1D 3001056820000 6 8KΩ 920 R9025 T1E...

Page 388: ...037 B4D 3001053330000 33KΩ 930 R9038 B1E 3001051020000 1KΩ 931 R9039 B2F 3001051010000 100Ω 932 R9040 B1F 3001051020000 1KΩ 933 R9041 B1F 3001054720000 4 7KΩ 934 R9042 T3C 3001051030050 10KΩ 935 R9043 B1E 3001053330000 33KΩ 936 R9045 B1D 3001051050000 1MΩ 937 R9046 B1E 3001054740010 470KΩ 938 R9047 B1E 3001053330000 33KΩ 939 R9048 B1D 3001051540000 150KΩ 940 R9050 B1E 3001054730010 47KΩ 941 R9053 ...

Page 389: ...66 B2G 3001051520000 1 5KΩ 951 R9067 B2G 3001056820000 6 8KΩ 952 R9068 B2F 3001053320000 3 3KΩ 953 R9069 T4C 3001051030050 10KΩ 954 R9070 T4E 3001051030050 10KΩ 955 R9071 B3G 3001053310000 330Ω 956 R9072 T4F 3001051520000 1 5KΩ 957 R9073 T4E 3001051030050 10KΩ 958 R9075 B3G 3001055100020 51Ω 959 R9076 T1E 3001051030050 10KΩ 960 R9078 B3G 3001055620000 5 6KΩ 961 R9079 B2G 3001053330000 33KΩ 962 R90...

Page 390: ...itch IC 972 U1007 T4E 3911500600000 Mixer 973 U101 B1I 3616059000000 Switch IC 974 U102 B1I 3605002057290 Operational amplifier 975 U103 T1I 3604019000000 PLL IC 976 U104 B1I 3616059000000 Switch IC 977 U105 T1F 3609003999000 MMIC amplifier 978 U201 B3I 3610010000010 CPU 979 U242 B2J 3612044000010 Memory 980 U244 B4I 3612999000290 Memory 981 U310 B4H 3609042000000 Sensor 982 U312 B4L 3805000000030...

Page 391: ...sor 994 U501 B3C 3609999000300 GPS LNA 995 U502 B3D 1615000001720 GPS module 996 U601 T4G 3608011000050 Power management IC 997 U603 B1J 3608006000000 Power management IC 998 U604 B3F 3608020005750 Power management IC 999 U605 B2E 3608020005750 Power management IC 1000 U606 T3J 3608006000000 Power management IC 1001 U607 T5J 3609010000170 Reset IC 1002 U608 B3E 3608006000000 Power management IC 10...

Page 392: ... amplifier 1012 U9003 B1C 5404000000060 Sensor 1013 X101 T1I 3701019250030 Crystal oscillator 1014 X201 B5J 3701327610060 Crystal 1015 X203 B3H 3701019250040 TCXO 1016 Z501 B3C 3804157560000 GPS filter 1017 Z9001 B3F 3802733540030 Crystal filter 1018 Main board PD70X PD70XG HD705 HD705G Channel Board No Ref No Part No Description 1 C1001 3101052710000 270PF 2 C1002 3101052710000 270PF 3 C1003 3101...

Page 393: ...307120100050 LED 16 D1003 3310040000000 ESD protection diode 17 D1004 3310040000000 ESD protection diode 18 D1005 3310040000000 ESD protection diode 19 D1006 3310040000000 ESD protection diode 20 D1007 3310040000000 ESD protection diode 21 D1008 3310040000000 ESD protection diode 22 D1009 3399040600020 ESD protection diode 23 D1011 3310040000000 ESD protection diode 24 D1013 3399040600020 ESD prot...

Page 394: ... filter 33 U1002 3608006000030 Power management IC 34 41PD7002002B0 PCB PD78X PD78XG HD785 HD785G Channel Board No Ref No Part No Description 1 C1001 3101052710000 270PF 2 C1002 3101052710000 270PF 3 C1003 3101052710000 270PF 4 C1004 3101052710000 270PF 5 C1005 3101052710000 270PF 6 C1006 3101052710000 270PF 7 C1007 3101052710000 270PF 8 C1010 3101052710000 270PF 9 C1011 3101052710000 270PF 10 C10...

Page 395: ...0040000000 ESD protection diode 20 D1007 3310040000000 ESD protection diode 21 D1008 3310040000000 ESD protection diode 22 D1009 3399040600020 ESD protection diode 23 D1011 3310040000000 ESD protection diode 24 D1013 3399040600020 ESD protection diode 25 D1014 3310040000000 ESD protection diode 26 J1001 5201016100040 Board to board connector 27 L1001 3221506181000 Bead 28 Q1001 3403009000010 Compo...

Page 396: ...0260 LED 2 D2 3307990000260 LED 3 D3 3307990000260 LED 4 D4 3307990000260 LED 5 D5 3307990000260 LED 6 D6 3307990000260 LED 7 D7 3307990000260 LED 8 D8 3310040000010 ESD protection diode 9 D9 3310040000010 ESD protection diode 10 J4 5201016000010 Board to board connector 11 R1 3001051010000 100Ω 12 R2 3001051010000 100Ω 13 R3 3001051010000 100Ω 14 R4 3001051010000 100Ω 15 R5 3001051010000 100Ω 16 ...

Page 397: ...Service Manual UHF5 806 941MHz Information 387 No Ref No Part No Description 17 R7 3001051010000 100Ω ...

Page 398: ...UHF5 806 941MHz Information Service Manual 388 10 8 Troubleshooting Flow Chart Receiver Circuit ...

Page 399: ...k D401 and other appropriate components No receive No Yes Yes Check the VCO Yes No C9075 outputs normally 10 Yes No Check Z9001 Q9017 Q9018 and peripheral circuits No Yes R3 3V output is normal 1 3V3A output is normal 2 The static working point of Q9009 is normal 3 The static working point of Q9017 Q9018 is normal 4 18MHz crystal is normal 7 C9120 outputs normally 8 L9022 outputs normally 9 TP402 ...

Page 400: ...at TP402 to test IF sensitivity Normally the IF sensitivity is 109dBm 6 Frequency of Q403 71 1 75 6MHz 7 Frequency of L411 18MHz 8 Input a 30dBm RF signal at the antenna connector and test at C9120 Normally gain 13dB output signal 17dBm 9 Input a 30dBm RF signal at the antenna connector and test at R9005 do not cut off the back end circuit Normally gain 1dB output signal 29dBm 10 Signal frequency ...

Page 401: ...Service Manual UHF5 806 941MHz Information 391 Transmitter Circuit ...

Page 402: ...l Completed Yes Q9005 works normally 10 D9002 spring plate for antenna and the low pass filter are normal 7 Repair damaged components Yes No Power is normal Completed Yes No No Yes Replace Q9005 and bias resistor U107 works normally 11 Power is normal Completed Yes No Yes No Replace U107 and bias resistor Power is normal Completed Yes No No Q9011 U1004 works normally 12 Replace Q9011 U1004 and bia...

Page 403: ...D9002 about 0 7V The low pass coil must be soldered appropriately and remain in good condition The spring plate for the antenna must well fit the antenna connector 8 The match components must not be soldered inappropriately or damaged 9 Vdd about 7 3V for low power Vgg 0 7 0 8V for high power Vgg 0 85 1V 10 Vdd about 7 3V for low power Vgg 1 3 1 4V for high power Vgg 1 5 1 7V 11 U107 PIN1 about 1 ...

Page 404: ... and Q107 are normal 1 Q104 and Q108 are normal 2 No No Yes Replace Q104 and Q108 No Check Q104 Q108 and peripheral components Yes No L110 and L116 are normal 4 Replace L110 and L116 No U105 and Q102 are normal 5 Check the feedback circuit No 19 2MHz crystal oscillates Check the 19 2MHz circuit No Sky72310 clock is normal 6 Completed Yes Check the data circuit of the control circuit No Check U105 ...

Page 405: ...35 941 or reception 851 870 output voltage by Q106 PIN3 about 4V 2 During transmission 806 825 851 870 or reception 935 941 voltage at Q108 E about 2 1V 2 During transmission 896 902 935 941 or reception 851 870 voltage at Q104 E about 2 1V 3 The CV value varies with frequencies Generally it is within the range 0 5V 4 5V 4 L110 L116 is on 5 Voltage at Q102 B about 0 7V 6 MCSI CLK PLL outputs 960KH...

Page 406: ...er signal generated by the TX VCO is modulated and amplified and then feeds to the transmitter circuit via the following steps Step 1 The signal passes through a π type attenuator first allowing interstage isolation between the RF power amplifier circuit and TX VCO Step 2 The signal goes to a pre driver amplifier 2SC3356 for pre amplification providing further interstage isolation Step 3 The signa...

Page 407: ...ng resistor and subtraction circuit composed of the first operational amplifier This voltage is compared with the APC control voltage output by DAC at the second operational amplifier Then the error voltage which is output by the second operational amplifier controls TX power by controlling the bias voltage at the gates of the amplifiers including the driver amplifier and the final stage amplifier...

Page 408: ...wanted signal passes through the RF band pass filter and low noise amplifier and goes to the mixer D9017 Meanwhile the first local oscillator LO signal generated by VCO passes through the low pass filter and also goes to the mixer D9017 In the mixer the wanted signal and the first LO signal are mixed to generate the first IF signal 44 85 MHz Then the signal passes through a π type attenuator 2dB a...

Page 409: ...SP OMAP5912 for demodulation AD9864 employs reference frequency of 19 2MHz and shares the crystal with the OMAP The second LO VCO comprises an oscillator a varactor and some other components to provide the 47 1 42 6MHz LO signal The sampling frequency of AD9864 is18MHz and is generated by the LC resonance loop 11 3 Frequency Generation Unit FGU The FGU is composed of VCO and PLL It is the core mod...

Page 410: ...enerate continuous pulse current The current goes to the loop filter for RC integration and is then converted to CV voltage Then the CV voltage is sent to the varactor of VCO It adjusts the output frequency of VCO directly until the CV voltage becomes constant Then PLL is locked and the fundamental frequency output by VCO goes to the TX RX channel after passing through two buffer amplifiers 11 3 2...

Page 411: ... RX VCO is composed of the oscillator loop and Q104 to provide LO signal TX VCO is composed of the oscillator loop and Q108 to provide carrier for TX signal 11 3 3 Direct Modulation In TX mode direct modulation will be applied because of low VHF frequency MOD VCO and MOD XO send modulation signal to VCO and PLL respectively to modulate TX VCO and PLL ...

Page 412: ...11 4 PCB View PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G PCB View Main Board Top Layer 402 ...

Page 413: ...PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G PCB View Main Board Bottom Layer 403 ...

Page 414: ...PD70X PD70XG HD705 HD705G PCB View Channel Board Top Layer 404 ...

Page 415: ...PD70X PD70XG HD705 HD705G PCB View Channel Board Bottom Layer 405 ...

Page 416: ...PD78X PD78XG HD785 HD785G PCB View Channel Board Top Layer 406 ...

Page 417: ...PD78X PD78XG HD785 HD785G PCB View Channel Board Bottom Layer 407 ...

Page 418: ...PD78X PD78XG HD785 HD785G PCB View Keyboard Top Layer 408 ...

Page 419: ...PD78X PD78XG HD785 HD785G PCB View Keyboard Bottom Layer 409 ...

Page 420: ...AC GPS module BPF HPF ANT Microstrip Matcher TV1 APC LPF RX TX VCO amplifier TO omap TV1 APC From OMAP TV1 APC Reference OSC signal CV Buffer Pi Attenuator 1 2 BATT Stop band filter Adapt SW Adapt control APC module Low Noise Amp OP Pre driver1 RX TX VCO buffer LPF LPF Pi Attenuator 1 2 CV SW CV read control CV out 1 2 Pi Attenuator Pi Attenuator PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G...

Page 421: ...PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G Block Diagram Baseband Section 411 ...

Page 422: ... buffers McBSP3 MCSI1 UART USB1 I O buffers Camera I F and ETM I O buffers GPIO MPUIO Microwire I O buffers RTC I O DDR SDRAM interface I O buffers Low voltage range 1 65V 1 8V 1 95V High voltage range 2 5V 2 75Vor 3 3V 3 6V DVDD2 Not use transceiver 1 65V 1 8V 1 95V Internal USB transceiver buffers Use transceiver 3V 3 3V 3 6V VDDF Positive supply for ADC back end VDDA Positive supply for ADC fro...

Page 423: ...5 NC R9034 5 6K R9034 5 6K R9063 330 R9063 330 C9109 7pF C9109 7pF R9048 150K F R9048 150K F R9052 100K R9052 100K Q9004 2SC4988 Q9004 2SC4988 B C E C9059 1000p C9059 1000p C9120 0 1uF C9120 0 1uF C9051 22u 10v C9051 22u 10v 1 2 C9131 1000pF C9131 1000pF U9003 LM45 U9003 LM45 VS 1 VO 2 GND 3 C9036 1000P C9036 1000P GND GND IN OUT Z9001 44 85M GND GND IN OUT Z9001 44 85M 1 2 3 4 5 6 L816 SQ27N L816...

Page 424: ...47K F C857 470P C857 470P R824 15K F R824 15K F C852 0 1u C852 0 1u C842 470P C842 470P R838 10K R838 10K TP821 TP821 1 TLV320AIC29IRGZR U821 TLV320AIC29IRGZR U821 IOVDD 1 PWR_DN 2 RESET 3 GPIO2 4 GPIO1 5 AVDD2 6 AVSS2 7 AVDD1 8 NC 9 NC 10 NC 11 NC 12 AVSS1 13 VREF 14 VBAT 15 AUX2 16 AUX1 17 BUZZ_IN CP_INN 18 CP_OUTP 19 CP_INP 20 MICIN_HND 21 MICBIAS_HND 22 MICIN_HED 23 MICBIAS_HED 24 MIC_DET 25 O...

Page 425: ...TC114EE Q801 3 1 2 DTC114EE Q802 DTC114EE Q802 3 1 2 C804 270P C804 270P R801 10 R801 10 C809 0 1u C809 0 1u L804 L804 R811 10K R811 10K R812 10K R812 10K U801 TDA8547TS U801 TDA8547TS VCC1 20 VCC2 11 IN1 17 IN1 16 OUT1 18 OUT1 3 IN2 14 IN2 15 SVRR 5 MODE 4 SELECT 6 GND1 1 GND2 10 OUT2 8 OUT2 13 NC 2 NC 7 NC 9 NC 12 NC 19 C820 3900p C820 3900p R807 20K R807 20K R804 10K R804 10K C812 0 1u C812 0 1...

Page 426: ...p C704 470p U701 TLV5614IPW U701 TLV5614IPW DVDD 1 PD 2 LDAC 3 DIN 4 SCLK 5 CS 6 FS 7 DGND 8 REFINCD 10 AGND 9 REFINAB 15 OUTA 14 OUTB 13 OUTC 12 OUTD 11 AVDD 16 R701 1K R701 1K C706 1u C706 1u R707 33k_F R707 33k_F R710 100k_F R710 100k_F C711 1u C711 1u R711 10k R711 10k C701 1u 10v C701 1u 10v R714 10k R714 10k R709 100k_F R709 100k_F R712 BLM15PD121SN1 R712 BLM15PD121SN1 1 2 R706 10K F R706 10...

Page 427: ...00K R620 100K L614 L614 C615 0 1u 16V C615 0 1u 16V C602 100pF 16V C602 100pF 16V C649 10uF C649 10uF P606 P606 1 C646 C646 1 1 2 2 3 3 C630 0 1uF 16V C630 0 1uF 16V C662 3900P C662 3900P C635 0 1uF C635 0 1uF U604 TK11250CM U604 TK11250CM ON OFF 1 GND 2 NP VREF 3 VIN 6 GND 5 VOUT 4 C682 0 1uF 16V C682 0 1uF 16V Q606 SI1013R Q606 SI1013R 1 2 3 C609 1uF NC C609 1uF NC C628 0 22UF 10V C628 0 22UF 10...

Page 428: ...70 270P C470 270P R415 10K R415 10K C448 33p C448 33p Q401 2SC4617 Q401 2SC4617 2 3 1 R406 1K R406 1K C454 0 01u C454 0 01u C452 7P C452 7P C428 100P C428 100P L402 270n L402 270n R409 4 7K R409 4 7K C426 0 01u C426 0 01u L403 BLM15PD121SN1 L403 BLM15PD121SN1 1 2 C458 39pF C458 39pF L405 BLM15PD121SN1 L405 BLM15PD121SN1 1 2 C442 0 01u C442 0 01u Q403 2SC3356 Q403 2SC3356 2 3 1 R401 51 R401 51 R413...

Page 429: ... Y6 C6 GND1 B1 GND2 B2 GND3 B3 P310 P310 1 D307 D307 2 1 C314 1u C314 1u J311 DF23C 30DS 0 5V 51 J311 DF23C 30DS 0 5V 51 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 R321 3 01 R321 3 01 C320 100K C320 100K J821 AXK5F16547YG J821 AXK5F16547YG 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 C312 1u C312 1u C333 470P C333 470P P311 P311 1 P313 P313 1 C326 270p C326 270p R32...

Page 430: ...K R257 100 R257 100 C264 470P C264 470P R262 15K R262 15K C293 470P C293 470P C262 270P C262 270P C272 47P C272 47P TP261 TP261 1 C266 470P C266 470P RN256 10K 4 RN256 10K 4 1 2 3 4 5 6 7 8 C285 270P C285 270P OMAP5912ZZG 1 U201B OMAP5912ZZG 1 U201B MCBSP1 CLKX GPIO54 G21 MCBSP1 FSX GPIO53 H15 MCBSP1 DX GPIO52 H18 MCBSP1 DR GPIO51 H20 SPIF DIN GPIO47 uWIRE SDI U18 SPIF DOUT GPIO46 uWIRE SDO W21 MC...

Page 431: ...SE3 E3 VSSQA3 A3 VSSQC3 C3 VSSQB7 B7 VSSQD7 D7 VDDE7 E7 VDDA9 A9 VDDJ9 J9 NC E2 CLK F2 VDDQB3 B3 VDDQD3 D3 VDDQA7 A7 VDDQC7 C7 C251 0 01u C251 0 01u C243 470P C243 470P R248 NC R248 NC R253 NC R253 NC C245 3900P C245 3900P C247 3900P C247 3900P C246 3900P C246 3900P OMAP5912ZZG 1 U201A OMAP5912ZZG 1 U201A FLASH A1 J8 FLASH A2 D3 FLASH A3 C1 FLASH A4 E4 FLASH A5 D2 FLASH A6 F4 FLASH A7 E3 FLASH A8 ...

Page 432: ... MCSI2 DIN AA9 GPIO27 Y10 GPIO55 MMC CMD P11 MPUIO9 MPUIO6 W11 GPIO58 R11 GPIO6 MCSI1 DIN TIMER EVENT3 P19 GPIO4 SPIF DIN TIMER EVENT4 P20 GPIO29 LCD P8 D17 GPIO30 LCD P9 D16 GPIO31 LCD P10 C17 GPIO32 LCD P11 B17 GPIO33 LCD P12 G13 GPIO34 LCD P13 A17 GPIO35 LCD P14 C16 GPIO2 LCD P15 D15 GPIO14 LCD RED0 N21 MPUIO1 uWIRE SCLK V19 GPIO2 M14 GPIO39 UART1 IRSHDN AA15 GPIO38 UART1 IRSEL R14 GPIO62 MCBSP...

Page 433: ...C228 470P C228 470P C231 3900P C231 3900P C239 3900p C239 3900p C229 47P C229 47P C219 3900P C219 3900P C204 20P C204 20P C227 3900P C227 3900P OMAP5912ZZG 1 U201C OMAP5912ZZG 1 U201C VSS Y13 MPU_BOOT J20 VSS P12 VSS A13 VSS A21 VSS B1 VSS B5 VSS B7 VSS B16 VSS F20 VSS G1 VSS K2 VSS K20 VSS N1 VSS R21 VSS U2 VSS W20 VSS Y3 VSS AA1 VSS AA7 VSS AA21 CVDD A15 CVDD M2 CVDD Y9 CVDD Y20 CVDD1 AA3 CVDD2 ...

Page 434: ...8 8 2nH C132 220P C132 220P R123 100K R123 100K C193 1000P C193 1000P C187 470P C187 470P TP106 PLLCS TP106 PLLCS 1 C146 13p C146 13p C183 1000p C183 1000p C178 0 33u C178 0 33u 1 2 C166 0 1u C166 0 1u Q102 2SC3356 Q102 2SC3356 2 3 1 C138 0 1u C138 0 1u D106 JDV2S08S D106 JDV2S08S 2 1 TP107 PLLCLK TP107 PLLCLK 1 D111 1SV279 D111 1SV279 2 1 C124 1000P C124 1000P Q107 EMD22 Q107 EMD22 1 2 4 3 6 5 R1...

Page 435: ... NC JTAG 1 2 3 4 5 6 7 8 9 10 11 12 13 14 R304 100K R304 100K D301 KPT 1608SURC D301 KPT 1608SURC 1 2 L301 BLM15PD121SN1 L301 BLM15PD121SN1 R305 100K R305 100K R301 100K R301 100K R308 4 7K R308 4 7K C306 0 1u C306 0 1u R307 4 7K R307 4 7K PD70X PD70XG PD78X PD78XG HD705 HD705G HD785 HD785G Schematic Diagram External Interface 425 ...

Page 436: ...70P C1006 270P 1 C C 4 2 8 S1001 1 C C 4 2 8 S1001 1 2 3 4 5 6 D1003 D1003 2 1 U1002 RP102N181D U1002 RP102N181D VDD 1 GND 2 CE 3 NC 4 VOUT 5 C1016 0 1uF C1016 0 1uF D1006 D1006 2 1 Q1001 UMG3N Q1001 UMG3N 1 2 3 4 5 D1004 D1004 2 1 U1001 CM1418 02CS U1001 CM1418 02CS A1 A2 A3 B1 B2 B3 C1008 270P C1008 270P D1002 12 22RG TR8 D1002 12 22RG TR8 1 2 3 D1009 D1009 2 1 R1002 120 R1002 120 C1015 0 1uF C1...

Page 437: ...70P C1006 270P 1 C C 4 2 8 S1001 1 C C 4 2 8 S1001 1 2 3 4 5 6 D1003 D1003 2 1 U1002 RP102N181D U1002 RP102N181D VDD 1 GND 2 CE 3 NC 4 VOUT 5 C1016 0 1uF C1016 0 1uF D1006 D1006 2 1 Q1001 UMG3N Q1001 UMG3N 1 2 3 4 5 D1004 D1004 2 1 U1001 CM1418 02CS U1001 CM1418 02CS A1 A2 A3 B1 B2 B3 C1008 270P C1008 270P D1002 12 22RG TR8 D1002 12 22RG TR8 1 2 3 D1009 D1009 2 1 R1002 120 R1002 120 C1015 0 1uF C1...

Page 438: ... 9 10 11 12 13 14 15 16 17 18 19 20 S1702 S1702 1 2 D1710 PESD5V0S1UB D1710 PESD5V0S1UB 2 1 D1707 PESD12VS1UB D1707 PESD12VS1UB 2 1 D1712 PESD5V0S1UB D1712 PESD5V0S1UB 2 1 S1701 S1701 1 2 S1707 S1707 1 2 D1718 19 213 W1D ANPHY 3T D1718 19 213 W1D ANPHY 3T 1 2 D1705 PESD12VS1UB D1705 PESD12VS1UB 2 1 R1707 100 R1707 100 R1704 100 R1704 100 C1701 2 2uF C1701 2 2uF S1706 S1706 1 2 S1711 S1711 1 2 S170...

Page 439: ...101051040060 0 1UF 5 C103 B1G 3101051020010 1000PF 6 C104 T1F 3101051020010 1000PF 7 C105 B1I 3101051040060 0 1UF 8 C107 T1F 3101051000020 10PF 9 C108 T1G 3101051020010 1000PF 10 C109 T2G 3101051800010 18PF 11 C110 B2G 3101053310030 330PF 12 C111 T1F 3101050700010 7PF 13 C112 T1F 3101050700010 7PF 14 C114 T1F 3101050500010 5PF 15 C115 T2F 3101050500010 5PF 16 C116 T1F 3101051000020 10PF 17 C117 T1...

Page 440: ...6 C126 B1H 3101051020010 1000PF 27 C127 T2G 3101051500020 15PF 28 C128 T1H 3101060800010 8PF 29 C129 T1G 3101064790010 4 7PF 30 C130 T1G 3101062700010 27PF 31 C131 T1G 3101051200020 12PF 32 C132 T1G 3101052210010 220PF 33 C133 T1H 3101060400010 4PF 34 C134 T1G 3101062400010 24PF 35 C135 B2G 3101051020010 1000PF 36 C136 B1F 3101051020010 1000PF 37 C137 T1H 3101051020010 1000PF 38 C138 B1G 310105104...

Page 441: ...7 C147 B1G 3101060600010 6PF 48 C148 B1G 3101065600000 56PF 49 C149 B1H 3101061590010 1 5PF 50 C150 T1G 3101062200010 22PF 51 C151 B1G 3101052710000 270PF 52 C152 B1H 3101060200010 2PF 53 C153 B1G 3101062400010 24PF 54 C154 B1H 3101051050160 1uF 55 C155 T1H 3101051020010 1000PF 56 C156 B1H 3101051020010 1000PF 57 C157 B1H 3101062250000 2 2UF 58 C158 B1H 3101062250000 2 2UF 59 C159 B1H 310105102001...

Page 442: ...168 T2H 3101051020010 1000PF 69 C169 B2H 3101051040060 0 1UF 70 C170 T1H 3101051020010 1000PF 71 C172 T1I 3101051020010 1000PF 72 C173 T1H 3101051010030 100PF 73 C174 B2I 3101051030020 0 01UF 74 C175 T1I 3101052710000 270PF 75 C176 T1I 3101053310030 330PF 76 C177 T1H 3101072240000 0 22UF 77 C178 T1I 3101073340000 0 33UF 78 C179 T2I 3101051040060 0 1UF 79 C180 T1I 3101051020010 1000PF 80 C182 B1I 3...

Page 443: ... C191 T1H 3101054710010 470PF 90 C192 T2H 3101050200010 2PF 91 C193 T1G 3101051020010 1000PF 92 C194 T2H 3101051800010 18PF 93 C195 B2H 3101050300000 3PF 94 C196 B2H 3101053310030 330PF 95 C197 T2H 3101050100030 1PF 96 C202 B3H 3101051020010 1000PF 97 C203 B5J 3101052000020 20PF 98 C204 B5J 3101052000020 20PF 99 C206 B3H 3101051020010 1000PF 100 C207 B3H 3101052710000 270PF 101 C208 B3H 3101053310...

Page 444: ...17 B5J 3101052240010 0 22UF 111 C218 B3J 3101052240010 0 22UF 112 C219 B3J 3101053920000 3900PF 113 C220 B4K 3101054710010 470PF 114 C221 B4K 3101052240010 0 22UF 115 C222 B3I 3101052240010 0 22UF 116 C223 T4J 3101054700010 47PF 117 C226 B3J 3101052240010 0 22UF 118 C227 B3J 3101053920000 3900PF 119 C228 B3J 3101054710010 470PF 120 C229 T4J 3101054700010 47PF 121 C230 B3K 3101052240010 0 22UF 122 ...

Page 445: ... B4I 3101053920000 3900PF 132 C242 B5I 3101052240010 0 22UF 133 C243 B3J 3101054710010 470PF 134 C244 T2J 3101054710010 470PF 135 C245 B3I 3101053920000 3900PF 136 C246 T2J 3101053920000 3900PF 137 C247 T2J 3101053920000 3900PF 138 C248 B5J 3101052240010 0 22UF 139 C249 B4K 3101052240010 0 22UF 140 C251 B5J 3101051030020 0 01UF 141 C255 T2J 3101054710010 470PF 142 C256 T4J 3101054710010 470PF 143 ...

Page 446: ...C266 T3J 3101054710010 470PF 153 C268 T2J 3101054710010 470PF 154 C269 T2J 3101054710010 470PF 155 C270 T2J 3101052710000 270PF 156 C271 T4J 3101054700010 47PF 157 C272 B5J 3101054700010 47PF 158 C273 B5J 3101054700010 47PF 159 C274 B5J 3101051200020 12PF 160 C275 T4J 3101051520000 1500PF 161 C276 T4J 3101051520000 1500PF 162 C277 T4J 3101051520000 1500PF 163 C278 T4J 3101054710010 470PF 164 C279 ...

Page 447: ...88 B4I 3101054710010 470PF 174 C289 T4J 3101051520000 1500PF 175 C290 T4J 3101052710000 270PF 176 C291 B4K 3101052710000 270PF 177 C292 T4J 3101052710000 270PF 178 C293 B4K 3101054710010 470PF 179 C294 T4J 3101054710010 470PF 180 C295 B5J 3101054710010 470PF 181 C296 T4J 3101054710010 470PF 182 C297 B5J 3101054710010 470PF 183 C298 T4J 3101054710010 470PF 184 C299 T4J 3101054710010 470PF 185 C300 ...

Page 448: ... C313 B4G 3101052710000 270PF 195 C314 B4G 3101051050160 1uF 196 C315 B4G 3101052710000 270PF 197 C316 B4F 3101052710000 270PF 198 C317 B4F 3101052710000 270PF 199 C318 B4C 3101051040060 0 1UF 200 C319 B4G 3001051040000 100KΩ 201 C320 B4C 3001051040000 100KΩ 202 C321 B4D 3101052710000 270PF 203 C322 B4D 3101052710000 270PF 204 C323 B3K 3101051050160 1uF 205 C324 B5F 3101064710000 470PF 206 C325 B3...

Page 449: ...422 T2G 3101051040060 0 1UF 216 C423 T2F 3101051050160 1uF 217 C425 T3G 3101054700010 47PF 218 C426 T3G 3101051030020 0 01UF 219 C427 T2H 3101052210010 220PF 220 C428 T2H 3101051010030 100PF 221 C429 T2G 3101051010030 100PF 222 C430 T2G 3101051040060 0 1UF 223 C431 T2H 3101052220010 2200pF 224 C432 T3F 3101052000020 20PF 225 C433 T2H 3101051040060 0 1UF 226 C434 T2H 3101051040060 0 1UF 227 C435 T3...

Page 450: ...44 T2F 3101054710010 470PF 237 C445 T3G 3101051040060 0 1UF 238 C446 T3G 3101051040060 0 1UF 239 C447 T3G 3101051030020 0 01UF 240 C448 T3G 3101053300000 33PF 241 C449 T3G 3101051030020 0 01UF 242 C450 T3G 3101061230000 0 012UF 243 C452 T3H 3101060700020 7PF 244 C453 T3G 3101051030020 0 01UF 245 C454 T3G 3101051030020 0 01UF 246 C455 T3I 3101063320000 3300PF 247 C456 T3G 3101063690000 3 6PF 248 C4...

Page 451: ...C466 T3H 3101051040060 0 1UF 258 C467 T2F 3101062250000 2 2UF 259 C468 T3I 3104076840020 0 68UF 260 C469 T3H 3101052710000 270PF 261 C470 T3H 3101052710000 270PF 262 C471 T3H 3101052710000 270PF 263 C472 B2H 3101062250000 2 2UF 264 C512 B4E 3101054710010 470PF 265 C513 B2C 3101055600000 56PF 266 C514 B3C 3101051210000 120PF 267 C515 B2C 3101051050160 1uF 268 C516 B3C 3101051590000 1 5PF 269 C517 B...

Page 452: ...C526 B2C 3101051050160 1uF 279 C527 B2C 3101050200010 2PF 280 C601 T3K 3101062250000 2 2UF 281 C602 B3E 3101051010030 100PF 282 C603 B3E 3101074750000 4 7UF 283 C604 B2F 3101051040060 0 1UF 284 C605 B2F 3101061050060 1UF 285 C606 B2F 3101062250000 2 2UF 286 C607 B2F 3101051040060 0 1UF 287 C614 B2E 3101055690110 5 6PF 288 C615 B2E 3101051040060 0 1UF 289 C616 B2E 3101051010030 100PF 290 C617 B3E 3...

Page 453: ...626 B2F 3101051040060 0 1UF 300 C627 T5G 3110081060000 10uF 301 C628 T4F 3101062240000 0 22UF 302 C629 T3J 3101074750000 4 7UF 303 C630 T5F 3101051040060 0 1UF 304 C635 T3K 3101051040060 0 1UF 305 C636 T4H 3110071060000 10uF 306 C637 T4G 3110994760000 47uF 307 C638 T4G 3101053920000 3900PF 308 C639 T4J 3101051040060 0 1UF 309 C640 T5J 3101062240000 0 22UF 310 C641 B3E 3101062250000 2 2UF 311 C642 ...

Page 454: ...C652 T4K 3101054710010 470PF 321 C653 T4K 3101062250000 2 2UF 322 C654 T5H 3110081060000 10uF 323 C655 T4H 3101062240000 0 22UF 324 C656 T4I 3101051040060 0 1UF 325 C657 T2J 3110061050000 1uF 326 C658 T5H 3101051040060 0 1UF 327 C659 T3J 3101051040060 0 1UF 328 C660 T2I 3101062250000 2 2UF 329 C661 T4I 3110071060000 10uF 330 C662 T2J 3101053920000 3900PF 331 C665 T4I 3110994760000 47uF 332 C666 T4...

Page 455: ...77 B4E 3101061050060 1UF 342 C678 B4F 3101062240000 0 22UF 343 C679 T4I 3101051040060 0 1UF 344 C680 T4I 3101054710010 470PF 345 C681 T5H 3101054710010 470PF 346 C682 T4H 3101051040060 0 1UF 347 C683 B1K 3101052240010 0 22UF 348 C684 B1K 3101053920000 3900PF 349 C685 B3E 3101054710010 470PF 350 C686 B3E 3101053920000 3900PF 351 C687 T3K 3101053920000 3900PF 352 C688 B1J 3101051040060 0 1UF 353 C70...

Page 456: ...C711 T1J 3101051050160 1uF 363 C712 T1J 3101051050160 1uF 364 C801 B4K 3101051040060 0 1UF 365 C802 T4K 3101071060010 10UF 366 C803 T3K 3101052240010 0 22UF 367 C804 T4K 3101052710000 270PF 368 C805 T3L 3101051010030 100PF 369 C806 T3K 3101051010030 100PF 370 C808 T3K 3101053920000 3900PF 371 C809 T4L 3101051040060 0 1UF 372 C810 T3K 3101051040060 0 1UF 373 C812 T3K 3101051040060 0 1UF 374 C813 T3...

Page 457: ...383 C826 T3K 3101051030020 0 01UF 384 C827 T2K 3101051030020 0 01UF 385 C828 T2K 3101062250000 2 2UF 386 C831 T2K 3101051050160 1uF 387 C832 T3K 3101051050160 1uF 388 C833 T3K 3101051040060 0 1UF 389 C834 B2K 3101051050160 1uF 390 C835 T3L 3101054710010 470PF 391 C836 T2K 3101051040060 0 1UF 392 C837 B2K 3101051030020 0 01UF 393 C838 T2K 3101054710010 470PF 394 C839 T2L 3101051040060 0 1UF 395 C84...

Page 458: ...1 T2L 3101054710010 470PF 405 C852 T2L 3101051040060 0 1UF 406 C853 T2L 3101054710010 470PF 407 C856 B2L 3101054710010 470PF 408 C857 B2L 3101054710010 470PF 409 C858 B2K 3101053920000 3900PF 410 C9001 T4C 3001050000000 0Ω 411 C9003 B3B 3101061000000 10PF 412 C9004 B2B 3101060700020 7PF 413 C9008 T2C 3101061010010 100PF 414 C9009 T2C 3101061010010 100PF 415 C9010 T3C 3101060800010 8PF 416 C9011 T3...

Page 459: ...21 T2C 3101064700000 47PF 426 C9023 B3B 3101061000000 10PF 427 C9024 B2B 3101063000010 30PF 428 C9025 T2F 3101051020010 1000PF 429 C9027 T1D 3101060500010 5PF 430 C9028 T1E 3101051200020 12PF 431 C9029 T2E 3101051800010 18PF 432 C9031 B3B 3101062400010 24PF 433 C9032 T1E 3101050500010 5PF 434 C9033 T1E 3101051020010 1000PF 435 C9034 T1F 3101051020010 1000PF 436 C9035 T1D 3101051020010 1000PF 437 C...

Page 460: ...T1E 3101051020010 1000PF 447 C9046 T1E 3101051040060 0 1UF 448 C9047 T1D 3101051020010 1000PF 449 C9048 T1D 3101054710010 470PF 450 C9049 T1D 3101051040060 0 1UF 451 C9050 T1D 3101051020010 1000PF 452 C9051 B1D 3104082260060 22UF 453 C9052 T4D 3101054700010 47PF 454 C9056 T4D 3101051800010 18PF 455 C9057 T3C 3101051040060 0 1UF 456 C9058 T4E 3101052200010 22PF 457 C9059 B1D 3101051020010 1000PF 45...

Page 461: ...9071 B1D 3101051040060 0 1UF 468 C9072 T5D 3101051030020 0 01UF 469 C9075 T3F 3101051020010 1000PF 470 C9077 T3E 3101051800010 18PF 471 C9078 T3E 3101053300000 33PF 472 C9079 T3E 3101051800010 18PF 473 C9081 T4D 3101054710010 470PF 474 C9082 B5D 3101051040060 0 1UF 475 C9083 T4D 3101051200020 12PF 476 C9084 T2G 3101051000020 10PF 477 C9085 B2G 3101051020010 1000PF 478 C9086 B2G 3101051040060 0 1UF...

Page 462: ... C9097 B3G 3101051040060 0 1UF 489 C9098 T3F 3101051020010 1000PF 490 C9099 B3H 3101051800010 18PF 491 C9100 T2F 3101051050160 1uF 492 C9101 T4E 3101052000020 20PF 493 C9102 T4C 3101050800000 8PF 494 C9103 B3H 3101051020010 1000PF 495 C9104 B3G 3101051040060 0 1UF 496 C9105 B2G 3101051500020 15PF 497 C9106 T4C 3101050600010 6PF 498 C9107 B3G 3101051800010 18PF 499 C9108 T4C 3101054700010 47PF 500 ...

Page 463: ...B3G 3101055600000 56PF 510 C9120 T4D 3101051040060 0 1UF 511 C9121 B2G 3101051020010 1000PF 512 C9122 B3H 3101055600000 56PF 513 C9123 T4C 3101051030020 0 01UF 514 C9124 B2G 3101050800000 8PF 515 C9125 T4E 3101053900000 39PF 516 C9126 T4C 3101051020010 1000PF 517 C9127 T4C 3101051040060 0 1UF 518 C9128 T4C 3101051030020 0 01UF 519 C9129 T4C 3101052200010 22PF 520 C9130 T4C 3101051500020 15PF 521 C...

Page 464: ... 3304010100990 Varactor 532 D109 B1H 3304010100180 Varactor 533 D110 B1H 3304010100990 Varactor 534 D111 B1H 3304010100890 Varactor 535 D112 B1I 3303990000060 Switching diode 536 D113 T1H 3303990000060 Switching diode 537 D114 B1H 3303990000060 Switching diode 538 D115 B2G 3303990000060 Switching diode 539 D116 T2G 3303990000060 Switching diode 540 D302 B4C 3303990000010 Switching diode 541 D303 B...

Page 465: ...tor 552 D601 B2E 3399990000110 Diode 553 D602 B2E 3399040600020 ESD protection diode 554 D604 B4D 3303030100010 Switching diode 555 D9002 T3C 3303030800040 Switching diode 556 D9003 B3B 3303990000060 Switching diode 557 D9004 B3B 3303990000060 Switching diode 558 D9005 T5D 3304060300040 Varactor 559 D9006 T4C 3399990000260 Switching diode 560 D9007 T2F 3303990000060 Switching diode 561 D9008 T2F 3...

Page 466: ...connector 572 J313 B4B 5202002100200 Board to board connector 573 J601 T3D 5205003100020 Battery connector 574 J821 B4C 5201016000010 Board to board connector 575 L100 B2H 3217106829010 8 2nH 576 L101 T2G 3001050000000 0Ω 577 L102 T1G 3217106820010 82nH 578 L104 T1F 3217106390010 39nH 579 L105 T1F 3217106390010 39nH 580 L106 T1G 3217106781000 780nH 581 L107 B2H 3217106820010 82nH 582 L108 T1G 3217...

Page 467: ...93 L119 B1G 3217106781000 780nH 594 L120 B1H 3221505121010 Bead 595 L121 B1I 3221505121010 Bead 596 L122 T2I 3221505121010 Bead 597 L123 B2I 3221505121010 Bead 598 L124 T1I 3210406471000 470nH 599 L125 T1G 3210305330000 33nH 600 L127 T2H 3210106820000 82nH 601 L128 T2H 3217106829010 8 2nH 602 L129 B2G 3210306221000 220nH 603 L130 T2G 3217106829010 8 2nH 604 L131 B2H 3217106829010 8 2nH 605 L132 T2...

Page 468: ...L403 T3G 3221505121010 Bead 615 L404 T2G 3215099103000 10uH 616 L405 T2F 3221505121010 Bead 617 L406 T3G 3297107391000 390nH 618 L407 T3H 3221505121010 Bead 619 L408 T2H 3210407472000 4 7uH 620 L409 T3F 3213306222000 2 2uH 621 L410 B2H 3221506601000 Bead 622 L411 T3H 3213212332000 3 3uH 623 L412 T2H 3221505121010 Bead 624 L413 T3G 3213306682000 6 8uH 625 L501 B2C 3297106339000 3 3nH 626 L502 B3C 3...

Page 469: ...35 L602 B3E 3221506181000 Bead 636 L603 B2F 3221506181000 Bead 637 L605 B2E 3221506181000 Bead 638 L606 B2E 3221506181000 Bead 639 L607 T4F 3290299222000 2 2uH 640 L609 T3K 3221506181000 Bead 641 L610 T5G 3217099153000 15uH 642 L611 B3E 3221506181000 Bead 643 L612 T4I 3221506181000 Bead 644 L613 T4H 3290299222000 2 2uH 645 L614 T5I 3217099153000 15uH 646 L615 T3J 3290299222000 2 2uH 647 L616 B3F 3...

Page 470: ...6601000 Bead 657 L821 T2J 3221505121010 Bead 658 L822 T2J 3221505121010 Bead 659 L823 T3K 3221506601000 Bead 660 L827 T3L 3221506601000 Bead 661 L828 T3L 3221506601000 Bead 662 L9001 T4E 3217106151000 150nH 663 L9003 B3B 3233099330000 Air core coil 664 L9004 B2B 3233099400000 Air core coil 665 L9005 B2B 3233099330000 Air core coil 666 L9006 T1D 3210306390000 39nH 667 L9007 T1E 3210306479000 4 7nH ...

Page 471: ...10106360000 36nH 678 L9018 T3F 3217106390010 39nH 679 L9019 T2C 3231301030000 Air core coil 680 L9020 B2F 3221505121010 Bead 681 L9021 T2C 3233099185900 Air core coil 682 L9022 T4E 3210306561010 560nH 683 L9023 T2C 3233099100000 Air core coil 684 L9024 T4C 3237199270000 Air core coil 685 L9025 T4E 3217106120010 12nH 686 L9026 B3H 3210306151000 150nH 687 L9027 B3G 3213306102000 1uH 688 L9028 T4C 32...

Page 472: ...ansistor 699 Q106 B2G 3403999000000 Compound transistor 700 Q107 B2G 3403999000000 Compound transistor 701 Q108 B1G 3408002000080 NPN transistor 702 Q310 B4G 3511990000010 N MOSFET 703 Q312 T3L 3403008000010 BRT 704 Q313 B4C 3511990000010 N MOSFET 705 Q401 T2F 3403003000060 NPN transistor 706 Q402 T2G 3499000000150 Compound transistor 707 Q403 T3F 3408002000000 NPN transistor 708 Q603 B4D 34140010...

Page 473: ...000020 PNP transistor 720 Q9007 B1F 3403008000010 BRT 721 Q9008 B1F 3403008000010 BRT 722 Q9009 T4D 3418001000010 NPN transistor 723 Q9017 B3G 3404006000000 NPN transistor 724 Q9018 B3G 3404006000000 NPN transistor 725 Q9019 B2F 3403999000000 Compound transistor 726 Q9020 B1E 3403999000000 Compound transistor 727 Q9021 B2F 3401001000490 PNP transistor 728 R101 T1H 3001051020000 1KΩ 729 R102 T2G 30...

Page 474: ...40 R113 B1H 3001051020000 1KΩ 741 R114 B2G 3001051020000 1KΩ 742 R115 T1G 3001051810010 180Ω 743 R116 B1F 3001054720000 4 7KΩ 744 R117 B2G 3001053320000 3 3KΩ 745 R118 B1G 3001058220000 8 2KΩ 746 R119 B1G 3001051010000 100Ω 747 R120 B1H 3001055130000 51KΩ 748 R121 B1G 3001051810010 180Ω 749 R122 B1I 3001051030050 10KΩ 750 R123 B1H 3001051040000 100KΩ 751 R124 B1H 3001052720010 2 7KΩ 752 R125 B1H 3...

Page 475: ...761 R136 T1H 3001057500000 75Ω 762 R138 T1I 3001053300000 33Ω 763 R139 T2G 3001051020000 1KΩ 764 R140 T1I 3001052220000 2 2KΩ 765 R141 B2G 3001051020000 1KΩ 766 R142 B1I 3001051030050 10KΩ 767 R143 B1G 3001053320000 3 3KΩ 768 R144 B2F 3001053320000 3 3KΩ 769 R145 B1I 3001053330000 33KΩ 770 R146 B1I 3001053330000 33KΩ 771 R147 B1G 3001051020000 1KΩ 772 R148 B1G 3001055620000 5 6KΩ 773 R203 B3I 3001...

Page 476: ...782 R225 B5J 3001051010000 100Ω 783 R226 T4J 3001051010000 100Ω 784 R241 T4J 3001051030050 10KΩ 785 R242 B3K 3001051030050 10KΩ 786 R243 B4K 3001051030050 10KΩ 787 R249 B4I 3001051030050 10KΩ 788 R250 B3K 3001054710000 470Ω 789 R251 B4I 3001051040000 100KΩ 790 R254 B5I 3001050000000 0Ω 791 R255 B5I 3001053300000 33Ω 792 R256 T3J 3001051030050 10KΩ 793 R257 B4E 3001051010000 100Ω 794 R258 B5J 30010...

Page 477: ... 803 R316 B4H 3001051030050 10KΩ 804 R317 B4H 3001051030050 10KΩ 805 R321 B4C 3099063018000 3 01Ω 806 R322 B4G 3001054720000 4 7KΩ 807 R323 B4C 3001054720000 4 7KΩ 808 R324 B4G 3001053300000 33Ω 809 R325 B4G 3001053300000 33Ω 810 R326 B4G 3001053300000 33Ω 811 R401 T2G 3001055100020 51Ω 812 R402 T3G 3001051030050 10KΩ 813 R403 T3G 3001051510000 150Ω 814 R404 T3G 3001051220000 1 2KΩ 815 R405 T3H 30...

Page 478: ... 824 R414 T3I 3001052720010 2 7KΩ 825 R415 T3I 3001061030010 10KΩ 826 R416 T3H 3001058210000 820Ω 827 R501 B3C 3001054710000 470Ω 828 R502 B3C 3001053310000 330Ω 829 R503 B4E 3001051010000 100Ω 830 R504 B3C 3001051030050 10KΩ 831 R601 T4I 3001059130000 91KΩ 832 R607 B4E 3001061000000 10Ω 833 R611 B3F 3001051030050 10KΩ 834 R612 T5J 3001061020010 1KΩ 835 R613 T4J 3001051020000 1KΩ 836 R614 T4H 3221...

Page 479: ...845 R628 B4D 3001054730010 47KΩ 846 R629 B4D 3001052720010 2 7KΩ 847 R630 B4D 3001054730010 47KΩ 848 R631 B4D 3001051530010 15KΩ 849 R632 B4E 3001051020000 1KΩ 850 R635 B3K 3001053330000 33KΩ 851 R636 T4K 3001053320000 3 3KΩ 852 R701 T1J 3001051020000 1KΩ 853 R702 T1J 3001056830000 68KΩ 854 R704 T1J 3001051010000 100Ω 855 R705 T1J 3001051030010 10KΩ 856 R706 T1J 3001051030010 10KΩ 857 R707 T1J 300...

Page 480: ...866 R803 T3K 3001051840000 180KΩ 867 R804 T3K 3001051030050 10KΩ 868 R805 T3K 3001051030050 10KΩ 869 R806 B4K 3001051000000 10Ω 870 R807 T4K 3001052030000 20KΩ 871 R811 T3K 3001051030050 10KΩ 872 R812 T3K 3001051030050 10KΩ 873 R813 T3K 3001051840000 180KΩ 874 R814 T3K 3001051840000 180KΩ 875 R820 T2L 3001051020000 1KΩ 876 R821 T3J 3001051010000 100Ω 877 R823 T2K 3001051030050 10KΩ 878 R824 T2K 30...

Page 481: ...K 3001051020000 1KΩ 888 R838 B2L 3001051030050 10KΩ 889 R841 B2K 3001051030050 10KΩ 890 R9001 T4E 3001052710010 270Ω 891 R9002 T2F 3001055620000 5 6KΩ 892 R9003 T4E 3001052710010 270Ω 893 R9004 T3C 3233099449000 Air core coil 894 R9005 T4E 3001055690000 5 6Ω 895 R9006 T2B 3001051030050 10KΩ 896 R9007 T2F 3001058200000 82Ω 897 R9008 T1E 3001051520000 1 5KΩ 898 R9009 T1E 3001055600000 56Ω 899 R9011 ...

Page 482: ...R9021 T1F 3001054700000 47Ω 909 R9022 T1F 3001052200000 22Ω 910 R9023 T1E 3001053920000 3 9KΩ 911 R9024 T1D 3001056820000 6 8KΩ 912 R9025 T3C 3001052710010 270Ω 913 R9027 T1D 3001058220000 8 2KΩ 914 R9028 T3C 3001052710010 270Ω 915 R9029 T1D 3001053310000 330Ω 916 R9030 T2E 3001051000000 10Ω 917 R9031 T1E 3001052210000 220Ω 918 R9032 T5D 3001052730000 27KΩ 919 R9033 B1D 3001051020000 1KΩ 920 R9034...

Page 483: ...3 B1E 3001053330000 33KΩ 930 R9044 T2F 3001053320000 3 3KΩ 931 R9045 B1D 3001051050000 1MΩ 932 R9046 B1E 3001054740010 470KΩ 933 R9047 B1E 3001053330000 33KΩ 934 R9048 B1D 3001051540000 150KΩ 935 R9049 T4D 3001055610000 560Ω 936 R9050 B1E 3001054730010 47KΩ 937 R9051 T4E 3001051040000 100KΩ 938 R9052 T5D 3001051040000 100KΩ 939 R9053 B1D 3099080398010 0 39Ω 940 R9054 B1D 3099080398010 0 39Ω 941 R9...

Page 484: ...66 B2G 3001051520000 1 5KΩ 951 R9067 B2G 3001056820000 6 8KΩ 952 R9068 B2F 3001053320000 3 3KΩ 953 R9071 B3G 3001053310000 330Ω 954 R9075 B3G 3001055100020 51Ω 955 R9078 B3G 3001055620000 5 6KΩ 956 R9079 B2G 3001053330000 33KΩ 957 R9081 B3G 3001051030050 10KΩ 958 R9084 B3G 3001055630000 56KΩ 959 R9085 B2G 3001051040000 100KΩ 960 R9091 T2F 3001051520000 1 5KΩ 961 R9095 T3F 3001053320000 3 3KΩ 962 R...

Page 485: ...former 972 U101 B1I 3616059000000 Switch IC 973 U102 B1I 3605002057290 Operational amplifier 974 U103 T1I 3604019000000 PLL IC 975 U104 B1I 3616059000000 Switch IC 976 U105 T2G 3609003999000 Mini IC 977 U201 B3I 3610010000010 MCU 978 U242 B2J 3612044000010 Memory 979 U244 B4I 3612002000020 Memory 980 U312 B4L 3805000000030 EMI filter 981 U313 B5E 3805000000030 EMI filter 982 U314 B4K 3805000000030...

Page 486: ...e 994 U601 T4G 3608011000050 Power management IC 995 U604 B3F 3608020005750 Power management IC 996 U605 B2E 3608020005750 Power management IC 997 U606 T3J 3608006000000 Power management IC 998 U607 T5J 3609010000170 Reset IC 999 U608 B3E 3608006000000 Power management IC 1000 U609 T5I 3608006000000 Power management IC 1001 U610 T2I 3608006000030 Power management IC 1002 U611 T4H 3608011000050 Pow...

Page 487: ...lter 1014 Z9001 B3F 3802448540040 Crystal filter 1015 6201809000000 Shielding can for IF processor 1016 6201810000000 Shielding can for baseband processor 1017 6201859000000 Shielding can for low pass filter 1018 6201860000000 Shielding can for GPS 1019 6201862000000 Shielding can for TX VCO 1020 6201865000000 Shielding can for crystal oscillator 1021 6201915000000 Shielding can for antenna spring...

Page 488: ...40000000 ESD protection diode 13 D1003 3310040000000 ESD protection diode 14 D1004 3310040000000 ESD protection diode 15 D1005 3310040000000 ESD protection diode 16 D1006 3310040000000 ESD protection diode 17 D1007 3310040000000 ESD protection diode 18 D1008 3310040000000 ESD protection diode 19 D1011 3310040000000 ESD protection diode 20 D1014 3310040000000 ESD protection diode 21 D1009 339904060...

Page 489: ... 32 C1017 3101051040060 0 1UF 33 L1001 3221506181000 Bead 34 U1002 3608006000030 Power management IC PD78X PD78XG HD785 HD785G Channel Board No Ref No Part No Description 1 R1002 3001051210010 120Ω 2 C1001 3101052710000 270PF 3 C1002 3101052710000 270PF 4 C1003 3101052710000 270PF 5 C1004 3101052710000 270PF 6 C1005 3101052710000 270PF 7 C1006 3101052710000 270PF 8 C1007 3101052710000 270PF 9 C101...

Page 490: ...e 19 D1011 3310040000000 ESD protection diode 20 D1014 3310040000000 ESD protection diode 21 D1009 3399040600020 ESD protection diode 22 D1013 3399040600020 ESD protection diode 23 D1002 3307120100050 LED 24 Q1001 3403009000010 Compound transistor 25 U1001 3805000000040 EMI filter 26 J1001 5201016100040 Board to board connector 27 S1003 4301080000020 Momentary contact switch 28 41PD7802006C0 PCB 2...

Page 491: ...R4 3001051010000 100Ω 5 R5 3001051010000 100Ω 6 R6 3001051010000 100Ω 7 R7 3001051010000 100Ω 8 D1 3307990000260 LED 9 D2 3307990000260 LED 10 D3 3307990000260 LED 11 D4 3307990000260 LED 12 D5 3307990000260 LED 13 D6 3307990000260 LED 14 D7 3307990000260 LED 15 D8 3310040000010 ESD protection diode 16 D9 3310040000010 ESD protection diode 17 J4 5201016000010 Board to board connector ...

Page 492: ...VHF 136 174MHz Information Service Manual 482 11 8 Troubleshooting Flow Chart Receiver Circuit ...

Page 493: ...P402 to test IF sensitivity Normally the IF sensitivity is 109dBm 6 Frequency of Q403 47 1 42 6MHz 7 Frequency of L411 18MHz 8 Input a 30dBm RF signal at the antenna connector and test at TP9004 Normally gain 10dB output signal 20dBm 9 Input a 30dBm RF signal at the antenna connector and test at R9005 do not cut off the back end circuit Normally gain 1dB output signal 29dBm 10 Signal frequency RF ...

Page 494: ...VHF 136 174MHz Information Service Manual 484 Transmitter Circuit ...

Page 495: ...ltage of D9002 about 0 7V The low pass coil must be soldered appropriately and remain in good condition The spring plate for the antenna must well fit the antenna connector 8 The match components must not be soldered inappropriately or damaged 9 Vdd about 7 3V for low power Vgg 1 1 2V for high power Vgg 1 35 1 55V 10 Vdd about 7 3V for low power Vgg 1 8 2 1V for high power Vgg 2 4 2 8V 11 Vc about...

Page 496: ... and Q107 are normal 1 Q104 and Q108 are normal 2 No No Yes Replace Q104 and Q108 No Check Q104 Q108 and peripheral components Yes No L110 and L116 are normal 4 Replace L110 and L116 No Q101 and Q102 are normal 5 Check the feedback circuit No 19 2MHz crystal oscillates Check the 19 2MHz circuit No Sky72310 clock is normal 6 Completed Yes Check the data circuit of the control circuit No Check Q101 ...

Page 497: ...bout 4V During reception output voltage by Q106 PIN3 about 4V 2 During transmission voltage at Q108 E about 1 8V During reception voltage at Q104 E about 1 8V 3 The CV value varies with frequencies Generally it is within the range 0 5V 4 5V 4 L110 L116 is on 5 Voltage at Q101 Q102 B about 0 7V 6 MCSI CLK PLL outputs 960 KHz clock ...

Page 498: ...sassembling the Chassis Step 1 Turn off the radio and remove the two screws on the sides of the radio Step 2 Remove the two screws on the bottom of the chassis Step 3 Remove the Radio On Off Volume Control knob and Channel Selector knob Step 4 Push the chassis upwards and take the 50 pin connector down see the arrow in the figure below Then you can take the chassis out 12 2 Disassembling the TX an...

Page 499: ... Remove the screws on the main board Step 4 Take the main board down the chassis 12 3 Assembly Step 1 Make sure the waterproof ring surrounding the chassis is well fitted into the slot Step 2 Insert the chassis into the radio case Step 3 Attach the 50 pin board to board connector Step 4 Press the bottom of the chassis downwards to fit the chassis into the radio case ...

Page 500: ... Manual 490 13 Exploded View PD70X PD70XG HD705 HD705G No Part Number Description Qty 1 6001277000000 Accessory jack cover 1 2 6001073000000 Light guide 1 3 6001069000010 Volume control knob 1 4 16010435H0010 Stubby Antenna 1 ...

Page 501: ...nished main board 1 15 6201848000000 Motor fixing sheet 1 16 5402000000060 Motor connector 1 17 4400000048000 SMA RF connector 1 18 6001070000000 Rear cover 1 19 6100505000000 Waterproof ring for battery connector 1 20 6100503000000 Waterproof ring for radio 1 21 6100527100000 Waterproof ring for machine screw 4 22 7102009000020 Machine screw 2 23 7101904020300 Self tapping screw 2 24 630011600100...

Page 502: ... Number Description Qty 29 6100442000000 Silicone rubber PTT key 1 30 7102004000400 Machine screw 2 31 7400264000000 Speaker felt 1 32 6001063000010 Front case 1 Note Parts that are not marked with Part No may vary with the radio frequency band ...

Page 503: ...G HD785 HD785G No Part Number Description Qty 1 7400320000020 LCD lens 1 2 6001071000000 Front cover 1 3 6100441000000 Numeric keypad 1 4 7300044000010 Metal dome for function key 1 5 6001277000000 Accessory jack cover 1 6 6001065000010 Front case 1 ...

Page 504: ...tch 1 16 6100111000010 Silicone rubber MIC cover 1 17 7207002201000 Nut for encoder switch 1 18 7209002501000 Nut for antenna 1 19 4400000048000 SMA RF connector 1 20 6300116001000 Aluminum chassis 1 21 6100503000000 Waterproof ring for radio 1 22 6100505000000 Waterproof ring for battery connector 1 23 6001070000000 Rear cover 1 24 7000238000000 Pad 1 25 7102004000400 Machine screw 2 26 500121000...

Page 505: ...003500210 Machine screw 11 33 Semi finished channel board 1 34 7000218000000 Stud 2 35 Semi finished main board 1 36 6100527100000 Waterproof ring for machine screw 4 37 7102009000020 Machine screw 2 38 7400296000010 Speaker felt 1 Note Parts that are not marked with Part No may vary with the radio frequency band ...

Page 506: ...Packing Guide Service Manual 496 14 Packing Guide This section takes PD78X PD78XG HD785 HD785G for example ...

Page 507: ... Voltage 7 4V rated Battery 2000mAh Li Ion battery Battery Life 5 5 90 Duty Cycle High TX Power High capacity 2000mAh Li Ion Battery PD70X HD705 PD78X HD785 Analog 12 5 hours UHF 11 hours VHF Digital 14 5 hours UHF 13 5 hours VHF PD70XG HD705G PD78XG HD785G Analog 11 hours UHF 10 hours VHF Digital 12 5 hours UHF 12 hours VHF Operating Temperature 30 60 Dimensions H W D with standard battery withou...

Page 508: ...NAD Digital 0 3μV BER5 Adjacent Channel Selectivity TIA 603 60dB 12 5kHz 70dB 20 25kHz ETSI 60dB 12 5kHz 70dB 20 25kHz Intermodulation TIA 603 70dB 12 5 20 25kHz ETSI 65dB 12 5 20 25kHz Spurious Response Rejection TIA 603 70dB 12 5 20 25kHz ETSI 70dB 12 5 20 25kHz Blocking 84dB Rated Audio Power Output 0 5W 16Ω load Rated Audio Distortion 3 Transmitter RF Power Output UHF1 UHF2 UHF3 4W 1W UHF5 2 5...

Page 509: ...z 45dB 25kHz Audio Distortion 3 GPS open area TTFF Time To First Fix Cold Start 1 minute TTFF Time To First Fix Hot Start 10 seconds Horizontal Accuracy 10 meters All Specifications are tested according to applicable standards and subject to change without notice due to continuous development ...

Page 510: ...lind Spot No UHF1 400 470MHz Blind Spot MHz 1 403 2 2 422 4 3 441 6 4 460 8 5 414 6 432 7 450 8 468 9 434 7 10 463 275 11 407 4625 12 407 475 13 411 725 14 411 7375 15 416 16 424 5375 17 426 6625 18 428 8 19 430 9375 20 435 2 21 439 4625 22 439 475 ...

Page 511: ...7 456 525 28 456 5375 29 458 6625 30 465 0625 31 465 075 Table 16 1 UHF1 Blind Spot Note Blind spots 11 31 are for R1 0 radios UHF2 Blind Spot No UHF2 450 520MHz Blind Spot MHz 1 450 2 468 3 486 4 504 5 480 6 460 8 7 518 4 8 499 2 Table 16 2 UHF2 Blind Spot UHF3 Blind Spot No UHF3 350 400MHz Blind Spot MHz ...

Page 512: ...66 6 3 353 8 4 369 8 5 385 8 6 393 675 Table 16 3 UHF3 Blind Spot UHF5 Blind Spot No UHF5 806 941MHz Blind Spot MHz 1 864 2 867 3 3 869 7 4 936 Table 16 4 UHF5 Blind Spot VHF Blind Spot No VHF 136 174MHz Blind Spot MHz 1 144 2 140 7 3 162 4 153 6 Table 16 4 VHF Blind Spot ...

Page 513: ...istered trademark of Hytera Communications Corp Ltd 201 Hytera Corp Ltd All Rights Reserved 1 Address HYT Tower Hi Tech Industrial Park North Beihuan RD Nanshan District Shenzhen China Postcode 518057 http www hytera com 2012 04 10 F03152 ...

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