Kenwood TH-D72A Service Manual Download Page 83

Page: 83 / 97

TH-D72A/D72E

BLOCK DIAGRAM

ANT

RF AMP

33CB

Ripple
Filter

LPF

513 PLL

LPF

MCF

49.95MHz

IF AMP

MIXER

OSC

AMP

DET

CF352

CD351

450kHz

IC353 IF DET

SQA SMA

Fin AMP

LPF

TR_CLK

LE_A

PS_A

PLL

TR_DATA

MCF

IC354 IF DET

CD352

SMB

AMP

DET

CF351

SQB

MIXER

455kHz

IF AMP

45.05MHz

IF AMP

DET

AGC AMP

AGC

33RB

LMC7101

AVR

45RVA_S

84) (C/3): TX-RX SECTION

Fin AMP

DC-DC-Converter

–

DC-IN

BATT

IC641 CHARGE

REF_A

LPF

BPF

MIXER

BPF

MIXER

BPF

Final
AMP

RF SW

Drive

AMP

Pre-Drive

RF SW

APC&BPFA

APC

RF AMP

AMP

A Band UHF

A Band VHF

B Band VHF

BPFA

BPFB

VCO A

144T

430T

LPF

HPF

LPF

144T 430T

45RVA

45RUB

45RUA

BPFA

45RVB

BPFB

45RVB

66V

Ripple
Filter

33CA

33RB

BPF

45RVB_S

45RUA_S

45RUB_S
33RB_S

144TX_S

45RVAM_S

45RVAM

APC

45TX

LM3420

-8.4N

NJM

2904RB1-ZB

1830F

2SK

CHG

DC-DC

VCP

TC7660

SEOA

45RUA

UAIP

45RUB

294-

3SK

294-

3SK

294-

3SK

318

3SK

318

3SK

294-

3SK

RF AMP

318

3SK

318

3SK

318

3SK

318

3SK

318

3SK

318

3SK

6110

TPC

45RVA

VAIP

45RVB

RF AMP

HPF

5500

234

UPC

3232

2SC

4617

(R)

4617

(R)

2SC

MB15E

3SL-E1

HPF

AGC

–

SAVE1

430TX_S

SAVE1

144T

430T

45RVA

45RVB

45RUA

45RUB

45RVAM

NJM2872

F33

UMX

CPH

6122

CPH

6122

SAVE1

SSM

6L05

FU-F

SSM

6L05

FU-F

AVR

UMX

B_S

A_S

SSM

6J08

FU(F)

SSM

6J08

FU(F)

33CB

33CA

IC644: XC9221C09AMR
Q650: 2SJ506-E(S)

(DRIVE)

VTX1

2SK

1830F

VTX1

2SK

3476

-F

2SC

5488

A-H

5488

A-H

2SC

4617

(S)

(N,P)

2SC

4617

(S)

2SC

MCH

3914

1SV

325F

2SC

4617

(R)

2SC

4617

(R)

2SC

4617

(R)

TC7W53

FK(F)

TC7W51

FK(F)

XC6201
P152DR

RT1P

436U

-T111

2SC

5706

BTV_ON

AGC

45TX

LPF

RF AMP

2SC

5488

A-H

2SC

5488

A-H

MCH

3914

(7)-H

MCH

3914

(7)-H

1SV

325F

SHIFT_B

MOD

RF AMP

33CA

2SC

5488

A-H

2SC

5488

A-H

2SC

5488

A-H

2SC

5488

A-H

RF AMP

VCOB

B Ba2d UHF

AGC

051L

-40

2SA

1832

(GR)F

P452DR

XC6202

SSM

6L05

FU-F

3BLL

HZU

CHGEND

HVU131

BIM5

LMC7101

BIM5

4902

-F

430T

144T

6L05

FU-F

SSM

RT1N

-T111

141U

2SK

1830F

2SK

1830F

2SK

1830F

2SK

1830F

4649

2SC

33CA

45.505MHz

OSC

33RB

X351

RB706F40

33CA

2SK

1830F

751V

DC_S

BT_V

CPH

3417

PRE_CHG

051L

-40

CMS

05-Q

3019

2SK

DC_DET

APCSW

DC_S
PRE_CHG
BTV_ON
BSFT3
APCSW
VAIP
PS_A
PS_B

UAIP

XC6201P

532DR

IC639: XC6118C10ARM

33CS

45C

C_S

HSC

277

HSC

277

144T

HSC

277

33CB

33RB

33CB

X3AMP

MB15E

03SL-E1

LPF

16.8MHz

57-05

33CA

L77-30

TCXO

33CA

45RUA

2SC

4617

(R)

IC514

Q521

D516,D517

HSC277

D514,D515

MA2S077G

Q512

Q644

SSM

3J05

FU-F

Q661

Q524

Q518

D520,D522

1SV

278F

D523

1SV

325F

D519,D521

MOD

1SV

278F

D524

Q204

HSC

277

D203

HSC

277

HSC

277

D201,D204

D202

D205

Q201

HSC

277

HSC

277

D518

D525

Q522

Q523

R216,R217

IC201

Q207

Q205

IC203

Q212

IC202

Q214

D211,D212

Q215

D219,D221
: HVC131
D215,D216
: HVU131-E

D214,D227: HVC131
D217: HVU131-E
D223,D228: 1SS387
D225: 02DZ15F-X,Y
D226: 02DZ18F-X

NJM2591V

Q357

Q358

XF351

Q11

Q15

D12,D13,
D24,D25
: 1SV325F

D14,D15,
D26,D27
: 1SV325F

D42,D43,
D32,D33
: 1SV325F

D35,D36,
D44,D45
: 1SV325F

D10,D11,18
D19,D22,D23
: BBY65-02V

D30,D31,
D39,D41
: BBY65-02V

D8,D9,D16
D17,D20,D21
: BBY65-02V

D28,D29,
D38,D40
: BBY65-02V

Q16

Q13

Q12

Q10

Q14

HSC

277

Q438

IC431

X431

Q434

Q433

D434,D435

HSC

277

D437

Q436

Q437

Q435

IC352

NJM2591V

Q359

XF352

Q652

IC645

Q658

Q656

IC646

IC512

Q662

D645

IC642

D646

Q643

Q648

Q653

Q646

IC643

Q642

D650

D644

Q645

HZU

16-E

(B2)

D647

Q649

-F

Q663

Protection

66V

-40

D511

Q659

Q651

Q655

Q654

33RB_S

SSM

3J05

FU-F

33RB

Q616

Q657

Q356

Q354

Q352

D351

IC351

D352 HSC

277

Q355

Q353

2SK

1830F

2SK

1830F

Summary of Contents for TH-D72A

Page 1: ...29 9458 03 Knob Encoder K29 9459 13 Cap SP MIC B09 0736 03 Plastic cabinet assy A02 4092 13 Front glass B10 2797 12 CONTENTS DISASSEMBLY FOR REPAIR 2 CIRCUIT DESCRIPTION 4 SEMICONDUCTOR DATA 12 COMPONENTS DESCRIPTION 16 TERMINAL FUNCTION 18 PARTS LIST 20 EXPLODED VIEW 35 PACKING 36 TROUBLE SHOOTING 37 ADJUSTMENT 39 PC BOARD TX RX UNIT X57 784X XX A B 3 56 TX RX UNIT X57 784X XX C 3 60 INTERCONNECT...

Page 2: ...ucts herein at any time for improvement purposes 1 How to Remove the Case Assembly from the Chassis 1 Remove 2 screws q 2 Remove 2 knobs w 3 Remove the SP MIC jack cover e 4 Remove the front panel from the chassis 2 How to Remove the PCB 2 1 Control PCB TX RX A 3 1 Remove the packing CHASSIS r 2 Remove 1 screw t then lift the SP holder and remove the FPC y u 3 Remove 5 screws i o and remove the pa...

Page 3: ...and pull out the GPS module with the small screwdriver GPS module DISASSEMBLY FOR REPAIR 4 Precautions for Reassembly 1 Push the FPC shown in figure when assemble PCB and the chassis X57 784 C 3 CN701 Lock type connector X57 784 A 3 2 Do not touch tab of LCD holder FPC FPC is damaged Please assemble FPC after it as shown in figure Tab X57 784 A 3 ...

Page 4: ...e comparison frequency at each PLL IC The reference oscillator of Band A is generated three times to 50 400MHz and is used for the second local oscillator for the reception of Band A The second local oscillator for the reception of Band B uses the crystal oscillator of 45 505MHz Figure 1 Frequency configuration TH D72A K type TH D72E E type A 144 000 147 995MHz 144 000 145 995MHz B 438 000 449 995...

Page 5: ...nal passes through the band pass filter it is amplified by a sec ond RF amplifier Q8 and passed through the band pass fil ter before entering the mixer Q4 The signal converted by the first local oscillator Upper heterodyne to generate the first IF signal 45 050MHz passes through the MCF XF352 is amplified by the IF amplifier Q359 and then enters the FM IC IC354 The signal is converted to the secon...

Page 6: ...ough the MCF XF351 is amplified by the IF amplifier Q358 and then enters the FM IC IC353 The signal is converted to the second IF signal 455kHz by the second local oscillator Upper hetero dyne which generated three times to 50 400MHz and is detected to generate an audio signal B band UHF receiver circuit The reception signal from the antenna passes through a filter circuit and goes to the RF ampli...

Page 7: ... to each band and TX Power is prepared These two obtained voltages are compared with the OP Amplifier IC203 and obtains the APC voltage The Gate voltage of the Drive amplifier Q214 and Final amplifier Q215 is changed depending on this APC voltage and the TX Power is controlled 4 3 Thermal protection circuit The Sub MCU IC611 observes the detecting voltage by the Thermistor TH201 arranged to preven...

Page 8: ...mparator IC IC641 is L level approximately 8 4V or less at this time the DC switch Q646 is turned on As a result a constant voltage of about 1 5V is impressed from the regulator IC IC643 to the base of the DC switch Q643 the current between the collector emitter becomes con stant and the current that flows to the Lithium ion battery is constantly controlled Moreover the current is switched by turn...

Page 9: ...the same in each mode of Wide Narrow the output level of E volume is adjusted to half at the Wide mode in Narrow mode The reception AF signal passes the de emphasis circuit Q718 Q717 Q715 and AF MUTE switch Q711 and en ters the AF VOL for the loudness control In addition it is amplified by the Final AF Amplifier IC734 and SP is driven through the SP MUTE switch Q703 Moreover power consumption is r...

Page 10: ...smission AF signal and input to E volume IC721 through the the pre emphasis circuit IC716 Similarly the 1200bps Packet T Data made from the TNC ASIC IC728 is mixed with the transmission AF signal and is input to E volume IC721 through the pre emphasis circuit IC716 On the other hand the 9600bps Packet T Data made from the TNC ASIC IC728 does not pass through the pre emphasis circuit but is input d...

Page 11: ...ntrol The GPS unit installed in the equipment communicates directly with the Main MCU IC737 and is controlled The in ternal GPS power supply changes with the DC switch Q701 controlled by the Main MCU IC737 8 4 RTC function The RTC IC IC717 that operates with the lithium battery has a clock function 8 5 PC port It corresponds to the connection to the external instru ment PC through the USB connecto...

Page 12: ...ck detection input from PLL IC431 H ON 33 BEEP O Beep output 34 RXD_COM I RXD for COM port 35 TXD_COM O TXD for COM port 36 TXD1 O Not used Pin No Port Name I O Function 37 VCC I VCC 3 3V 38 RXD1 I Not used 39 VSS GND 40 33TNC_S O Power supply control for TNC L ON 41 SAVE2 O RX audio filter switch H ON 42 TXD_S O TXD for SUB MCU 43 RXD_S I RXD for SUB MCU 44 RST_S O Reset for SUB MCU L ON 45 LDB I...

Page 13: ...sition status 116 CON I TNC connect flag input 117 TNC_RST O Reset for TNC MCU 118 STA I STA for TNC MCU 119 S9600 I 9600 1200 bps select SEMICONDUCTOR DATA Pin No Port Name I O Function 120 REM I Remote voltage input 121 VOX_IN I VOX level detection 122 SQA I SQ level A D input band A 123 SMA I Signal level A D input band A 124 SMB I Signal level A D input band B 125 SQB I SQ level A D input band...

Page 14: ... O Data status 10 RESET I TNC reset 11 Xout System clock output 15 9744MHz Pin No Port Name I O Function 12 Vss GND 13 Xin System clock input 15 9744MHz 14 VCC1 VCC1 3 3V 15 16 NC Not used 17 SCLKT I TX data clock input for TNC ASIC 18 SCLKR I RX data clock input for TNC ASIC 19 CON O TNC connect signal output 20 P80 I Pull down 21 22 NC Not used 23 GPSLED O EXT GPS LED output H Active 24 NC Not u...

Page 15: ...for VCO 4 Vout1 TX deviation adjustment output for TCXO Pin No Pin Name Function 5 Vin1 TX deviation adjustment input 6 RSTN Reset 7 CSN Chip select 8 SCLK Clock 9 SDATA Data 10 DVdd Vdd 3 3V Digital 11 Vss GND 12 Avdd Vdd 3 3V Analog 13 Vref Reference voltage input 14 Vin2 Band A RX signal input 15 Vout2 Band A RX signal output 16 Vout3 Band B RX signal output 17 Vin3 Band B RX signal input 18 Vi...

Page 16: ...AMP RX signaling IC724 Flip Flops DIVIDER IC725 Comparator A D converter for TNC signal IC726 Voltage detector Reset IC727 MCU TNC IC728 ASIC TNC MODEM IC730 EEPROM Main memory Ref No Use Function Operation Condition Compatibility IC731 EEPROM GPS log memory IC732 Comparator A D converter for TNC signal IC733 OP AMP TNC signal IC734 AF power AMP SP output IC735 Analog switch 9600bps mute IC736 3 3...

Page 17: ...Q714 Switch MIC mute Q715 AMP RX signal Q716 Switch MIC mute Ref No Use Function Operation Condition Compatibility Q717 718 AMP RX signal Q719 Switch IDC Q720 Switch TAB Q721 722 AVR Lamp Q723 724 Switch Beat shift Q725 Switch 33TNC Q726 729 AMP TNC Q730 Switch GPS D5 RF switch VHF band B 1st local D6 RF switch VHF band A 1st local D7 RF switch UHF band B 1st local D8 9 BPF tuning UHF band B D10 1...

Page 18: ...ent steering DC DC converter D650 Reverse current protector D701 705 Surge protection D706 Speed up SP mute D707 Switch SP mute D709 LED TX Busy D710 715 LED Back light D716 Current steering VOX D717 LED TX Busy D718 723 LED Back light D725 726 Current steering VOX D727 Reverse current protector Back up battery D729 739 Reverse current protector 16 key D740 Constant voltage Lamp B D741 Reverse cur...

Page 19: ...23 4 B B power supply 24 3 NC Not used 25 2 GND GND 26 1 NC Not used Pin No Pin Name I O Function 10 D 5 O Data output 11 D 6 O Data output 12 D 7 O Data output 13 VDD O Power supply 3 3V 14 VSS O GND 15 VDD O Power supply 3 3V 16 V1 I Power supply V1 17 V2 I Power supply V2 18 V3 I Power supply V3 19 V4 I Power supply V4 20 V5 O Power supply V5 CN715 to FPC ASSY 1 KEY_O3 O Key matrix 2 KEY_O2 O K...

Page 20: ...olet ppm C 0 80 150 220 330 470 750 s 4OLERANCE ORE THAN P Code C D G J K M X Z P No code 0 25 0 5 2 5 10 20 40 80 100 More than 10μF 10 50 20 20 0 Less than 4 7μF 10 75 s 6OLTAGE RATING 2nd word A B C D E F G H J K V 1st word 0 1 0 1 25 1 6 2 0 2 5 3 15 4 0 5 0 6 3 8 0 1 10 12 5 16 20 25 31 5 40 50 63 80 35 2 100 125 160 200 250 315 400 500 630 800 3 1000 1250 1600 2000 2500 2150 4000 5000 6300 8...

Page 21: ... SHEET SMA 53 1B K29 9457 03 KNOB PTT 54 1B K29 9458 03 KNOB VOL 55 1B K29 9459 13 KNOB ENC 56 1B K29 9460 03 BUTTON KNOB PTT MON LAMP 57 1A K29 9464 03 BUTTON KNOB CROSS B 1A N09 6549 04 STEPPED SCREW SP HOLDER C 2A N09 6554 05 PAN HEAD SCREW SMA D 3A N14 0853 04 CIRCULAR NUT VOL ENC E 2A N35 2004 43 BINDING HEAD MACHINE SCREW F 2A 1B N79 2035 48 PAN HEAD TAPTITE SCREW PCB G 2A N79 2050 43 PAN HE...

Page 22: ...HIP C 1000PF K C210 CC73HCH1H120G CHIP C 12PF G C212 CC73HCH1H100D CHIP C 10PF D C214 CC73HCH1H220G CHIP C 22PF G C216 CC73HCH1H100D CHIP C 10PF D C217 CC73HCH1H080B CHIP C 8 0PF B C218 CC73HCH1H180G CHIP C 18PF G C219 CK73HB1H102K CHIP C 1000PF K E C221 223 CK73HB1H102K CHIP C 1000PF K C224 225 CK73HB1H471K CHIP C 470PF K C226 CK73HB1E103K CHIP C 0 010UF K C227 228 CK73HB1H471K CHIP C 470PF K C22...

Page 23: ...B1E103K CHIP C 0 010UF K C376 377 CC73HCH1H181J CHIP C 180PF J C378 CC73HCH1H101J CHIP C 100PF J C379 CK73HB1H102K CHIP C 1000PF K C380 381 CC73HCH1H181J CHIP C 180PF J C382 383 CK73HB1A104K CHIP C 0 10UF K C384 CC73HCH1H101J CHIP C 100PF J C385 CC73HCH1H220G CHIP C 22PF G C386 CK73HB1A104K CHIP C 0 10UF K C387 CK73GB1E105K CHIP C 1 0UF K C388 CC73HCH1H050C CHIP C 5 0PF C C389 390 CK73HB1A104K CHI...

Page 24: ...47 CS77CA1VR22M CHIP TNTL 0 22UF 35WV C548 549 CK73HB1H102K CHIP C 1000PF K C550 CS77CP1A4R7M CHIP TNTL 4 7UF 10WV C551 CK73HB1H102K CHIP C 1000PF K C552 CC73HCH1H080B CHIP C 8 0PF B C553 CS77CA1VR22M CHIP TNTL 0 22UF 35WV C554 CC73HCH1H150G CHIP C 15PF G C556 CK73HB1H102K CHIP C 1000PF K C557 CC73HCH1H030B CHIP C 3 0PF B C558 CC73HCH1H180G CHIP C 18PF G C559 CK73HB1H102K CHIP C 1000PF K C561 CK73...

Page 25: ...02K CHIP C 1000PF K E C736 737 CK73GB1H104K CHIP C 0 10UF K C738 CK73HB1H471K CHIP C 470PF K C739 CK73GB1H104K CHIP C 0 10UF K C740 CK73HB1H471K CHIP C 470PF K K C740 741 CK73HB1H471K CHIP C 470PF K E C742 CK73HB1H102K CHIP C 1000PF K E C743 CK73HB1A105K CHIP C 1 0UF K C744 746 CS77CP1C2R2M CHIP TNTL 2 2UF 16WV C747 CK73HB1H102K CHIP C 1000PF K C748 CK73HB1A104K CHIP C 0 10UF K C749 CK73GB1E105K C...

Page 26: ...899 C93 1803 05 CHIP C 10UF M C900 CC73HCH1H050C CHIP C 5 0PF C C901 904 CK73HB1H102K CHIP C 1000PF K C905 CK73HB1E103K CHIP C 0 010UF K C906 907 CK73HB1H102K CHIP C 1000PF K C908 909 CC73HCH1H100D CHIP C 10PF D C910 CC73HCH1H010B CHIP C 1 0PF B C911 CC73HCH1H070B CHIP C 7 0PF B C912 CK73HB1A104K CHIP C 0 10UF K C913 CK73HB1H102K CHIP C 1000PF K C914 CC73HCH1H390G CHIP C 39PF G C915 CK73HB1A104K C...

Page 27: ...NH L64 L41 1578 03 SMALL FIXED INDUCTOR 15NH L66 L41 2288 03 SMALL FIXED INDUCTOR 220NH L68 L41 2288 03 SMALL FIXED INDUCTOR 220NH L70 L41 6878 03 SMALL FIXED INDUCTOR 68NH L72 L41 6878 03 SMALL FIXED INDUCTOR 68NH L73 L41 3378 03 SMALL FIXED INDUCTOR 33NH L74 L41 3978 03 SMALL FIXED INDUCTOR 39NH L75 76 L41 2788 03 SMALL FIXED INDUCTOR 270NH L77 L41 1878 03 SMALL FIXED INDUCTOR 18NH L78 L41 1578 ...

Page 28: ... RK74HB1J103J CHIP COM 10K J 1 16W CP7 RK74HB1J102J CHIP COM 1 0K J 1 16W CP8 RK75HA1J101J CHIP COM 100 J 1 16W CP9 RK74HB1J102J CHIP COM 1 0K J 1 16W CP10 RK74HA1J473J CHIP COM 47K J 1 16W CP11 14 RK74HB1J102J CHIP COM 1 0K J 1 16W CP31 32 RK74HB1J103J CHIP COM 10K J 1 16W CP33 38 RK75HA1J102J CHIP COM 1 0K J 1 16W CP40 RK74HB1J102J CHIP COM 1 0K J 1 16W CP42 43 RK75HA1J102J CHIP COM 1 0K J 1 16W...

Page 29: ...1 16W R221 RK73HB1J104J CHIP R 100K J 1 16W R222 RK73HB1J472J CHIP R 4 7K J 1 16W R224 RK73HB1J101J CHIP R 100 J 1 16W R227 RK73HB1J000J CHIP R 0 0 J 1 16W R229 RK73HB1J473J CHIP R 47K J 1 16W R230 RK73HB1J272J CHIP R 2 7K J 1 16W R231 RK73HB1J273J CHIP R 27K J 1 16W R232 RK73HB1J271J CHIP R 270 J 1 16W R233 RK73HB1J180J CHIP R 18 J 1 16W R234 RK73HB1J474J CHIP R 470K J 1 16W R235 RK73HB1J473J CHI...

Page 30: ...68 RK73HB1J101J CHIP R 100 J 1 16W R469 RK73HB1J271J CHIP R 270 J 1 16W R470 RK73HB1J101J CHIP R 100 J 1 16W R473 RK73HB1J103J CHIP R 10K J 1 16W R517 RK73HB1J103J CHIP R 10K J 1 16W R519 RK73HB1J101J CHIP R 100 J 1 16W R523 RK73HB1J000J CHIP R 0 0 J 1 16W R524 RK73HB1J220J CHIP R 22 J 1 16W R527 RK73HB1J332J CHIP R 3 3K J 1 16W R528 529 RK73HB1J000J CHIP R 0 0 J 1 16W R532 RK73HB1J000J CHIP R 0 0...

Page 31: ...3J CHIP R 47K J 1 16W R725 RK73HB1J102J CHIP R 1 0K J 1 16W R726 RK73HB1J000J CHIP R 0 0 J 1 16W R727 RK73HB1J474J CHIP R 470K J 1 16W R728 729 RK73HB1J102J CHIP R 1 0K J 1 16W R730 RK73HB1J471J CHIP R 470 J 1 16W R731 RK73HB1J684J CHIP R 680K J 1 16W R732 RK73HB1J333J CHIP R 33K J 1 16W R733 RK73HB1J472J CHIP R 4 7K J 1 16W R734 RK73HB1J470J CHIP R 47 J 1 16W R735 RK73HH1J223D CHIP R 22K D 1 16W ...

Page 32: ...16W R884 RN73HH1J473D CHIP R 47K D 1 16W R885 RN73HH1J393D CHIP R 39K D 1 16W R886 RK73HB1J103J CHIP R 10K J 1 16W R887 RN73HH1J104D CHIP R 100K D 1 16W R888 RK73HB1J103J CHIP R 10K J 1 16W R889 RK73HB1J000J CHIP R 0 0 J 1 16W R890 RK73HB1J224J CHIP R 220K J 1 16W R891 RK73HB1J103J CHIP R 10K J 1 16W R892 RK73HB1J000J CHIP R 0 0 J 1 16W R893 894 RK73HB1J102J CHIP R 1 0K J 1 16W R895 RK73HH1J105D C...

Page 33: ...IODE D432 433 MA2S077G DIODE D434 435 1SV325F VARIABLE CAPACITANCE DIODE D436 MA2S111 F DIODE D437 HSC277 DIODE D511 RB751V 40 DIODE D513 MA2S111 F DIODE D514 515 MA2S077G DIODE D516 518 HSC277 DIODE D519 522 1SV325F VARIABLE CAPACITANCE DIODE D523 524 1SV278F VARIABLE CAPACITANCE DIODE D525 HSC277 DIODE D643 015AZ5 1 Y F ZENER DIODE D644 RB051L 40 DIODE D645 HZU3BLL ZENER DIODE D646 RB051L 40 DIO...

Page 34: ... TRANSISTOR Q518 RT1N141U T111 TRANSISTOR Q521 2SC5488A H TRANSISTOR Q522 523 MCH3914 7 H FET Q524 2SC5488A H TRANSISTOR Q611 614 SSM6L05FU F FET Q615 616 SSM3J05FU F FET Q642 2SK3019 FET Q643 2SC5706 TRANSISTOR Q644 SSM3J05FU F FET Q645 2SA1832 GR F TRANSISTOR Q646 RT1P436U T111 TRANSISTOR Q648 2SK1830F FET Q649 TPC6110 F FET Q650 2SJ506 E S FET Q651 652 SSM6L05FU F FET Q653 CPH3417 FET Q654 SSM6...

Page 35: ...4 50 9 4 34 3 35 32 F F F Fx4 F Ex2 X57 A 3 X57 C 3 X57 B 3 Gx2 Fx2 C C D H H 700 Model name plate 701 Sticker 702 Standard label K 704 Standard label K 703 Sticker E B N09 6549 04 C N09 6554 05 D N14 0853 04 E N35 2004 43 F N79 2035 48 G N79 2050 43 H N80 2610 43 Parts with the exploded numbers larger than 700 are not supplied EXPLODED VIEW ...

Page 36: ...5 60 Whip antenna T90 1087 05 67 Battery assy 1800mAh W09 1064 05 65 AC adapter W08 1216 05 K 66 AC adapter W08 1218 05 E 66 AC adapter W08 1218 05 E 44 Hook assy J29 0709 14 37 Packing fixture H12 4289 01 38 Item carton case H52 2371 02 K H52 2372 02 E 19 AC power cord E30 7696 05 E Parts with the exploded numbers larger than 700 are not supplied PACKING ...

Page 37: ...rmation is not updated up for approximately 2 hours the built in GPS is cold started Operation check method 1 Turn the transceiver power ON 2 Switch to the GPS only mode by performing the follow ing operations Menu GPS XOK Int GPS XOK Operating Mode XOK GPS Only XOK Operate in the menu mode as follows Press the S T keys to select an item Press the XOK key to set the content Press the ESCW key to r...

Page 38: ...longitude display ª XOK Time altitude traveling direction speed ª XOK TP distance and traveling direction screen ª XOK Log meter display ª XOK GPS satellite information display Fig 6 Location data screen The GPS satellite signal used for the position calculation is displayed in the bar painted out The length of the bar is the signal strength The number under the bar is the GPS satellite number Fro...

Page 39: ...acteristic is flat and CN is 60dB or more 7 Digital Voltmeter 1 Voltage range FS 18V or so 2 Input resistance 1MΩ or more 8 Oscilloscope 1 Measuring range DC to 30MHz 2 Provides highly accurate measurements for 5 to 25MHz 9 AF Voltmeter AF V M 1 Measurable frequency 50Hz to 1MHz 2 Maximum sensitivity 1mV or more 10 Spectrum Analyzer 1 Measuring range DC to 1GHz or more 11 Standard Signal Generator...

Page 40: ... Setup Mode is set the following is displayed and adjustment item setting state is displayed on the non operation band side TX RX UNIT X57 784X XX A 3 Foil side AST R T N O C S T Encoder Changes adjustment items Increase or decrease the adjustment value adjustment value XOK OK and Set the adjusted adjustment value in the EEPROM ESCW Escape Keys other then the above can t be operated A CONTRAST 1 D...

Page 41: ...t item the display to HI LO and EL and adjust transmission power 7 Display the 7 4V UHF item 8 Set power supply voltage to 7 4V from Battery Terminal and perform steps 3 to 6 above 9 Display the 13 8 VHF item 10 Set power supply to 13 8V and perform steps 3 to 6 above 11 Display the 13 8 UHF item 12 Set power supply to 13 8V and perform steps 3 to 6 above V 4 7 5 7 5 7 1 EEPROM setting adjustment ...

Page 42: ...to VHF Cent VHF Lo VHF Hi UHF Cent UHF Lo and UHF Hi and adjust all frequency adjustment points D S C D 3 2 3 2 1 EEPROM setting adjustment value Frequency adjustment point D e n C C F H V EV t W Note CTCSS DCS DECODE adjustment Perform CTCSS DCS DECODE adjustment with S meter adjustment at V SM SQ A SM FULL L VOX gain adjustment 1 Display the VOX item 2 Select VOX1 item after press XOK key at VOX...

Page 43: ... the adjustment value in the EEPROM as all segment ON value M S S V 0 0 0 0 1 EEPROM setting adjustment value 0 0 1 1 1 Q S SQ t AA 1 Perform Item N about U SM SQ A V SM SQ B and U SM SQ B To terminate the Service Setup mode turn the power supply OFF ADJUSTMENT CN769 LCD CONTRAST TX RX UNIT A 3 Foil side TX RX UNIT C 3 Foil side TX RX UNIT A 3 Component side TX RX UNIT C 3 Component side CN714 32K...

Page 44: ...y 173 995MHz 4 9V or less B Band 3 Frequency 136MHz CV_B 0 6V or more 4 Frequency 128 995MHz 4 9V or less 5 Frequency 129MHz 0 6V or more 6 Frequency 173 995MHz 4 9V or less 7 Frequency 320 0MHz 0 6V or more 8 Frequency 455 995MHz 4 9V or less 9 Frequency 365 0MHz 0 6V or more 10 Frequency 523 995MHz 4 9V or less 3 LCD Con trast Switch to Service Setup mode and carry out the operations for item A ...

Page 45: ...45 100MHz E Transmission Power meter Ammeter ANT Tuning control X Write check 4 8W 0 05W 2 Power HI Frequency 144 100MHz Transmission 3 Power HI Frequency 147 900MHz K 145 900MHz E Transmission 4 Power LOW Frequency 146 100MHz K 145 100MHz E Transmission 0 5W 0 1W 5 Power LOW Frequency 144 100MHz Transmission 6 Power LOW Frequency 147 900MHz K 145 900MHz E Transmission 7 Power EL Frequency 146 100...

Page 46: ... Frequency 444 100MHz K 435 100MHz E Transmission 75mW 25mW 17 Power EL Frequency 438 100MHz K 430 100MHz E Transmission 18 Power EL Frequency 449 900MHz K 439 900MHz E Transmission 3 Power Write 13 8V DC IN DC IN 13 8V 1 Power HI Frequency 146 100MHz K 145 100MHz E Transmission Power meter Ammeter ANT Tuning control X Write check 4 8W 0 05W 2 Power HI Frequency 144 100MHz Transmission 3 Power HI ...

Page 47: ...900MHz K 439 900MHz E Transmission 13 Power LOW Frequency 444 100MHz K 435 100MHz E Transmission 0 5W 0 1W 14 Power LOW Frequency 438 100MHz K 430 100MHz E Transmission 15 Power LOW Frequency 449 900MHz K 439 900MHz E Transmission 16 Power EL Frequency 444 100MHz K 435 100MHz E Transmission 75mW 25mW 17 Power EL Frequency 438 100MHz K 430 100MHz E Transmission 18 Power EL Frequency 449 900MHz K 43...

Page 48: ...nsmission 4 5W 5 1W 2 2A or less 9 Power HI Frequency 438 100MHz K 430 100MHz E Transmission 10 Power HI Frequency 444 900MHz K 439 900MHz E Transmission 11 Power LOW Frequency 438 100MHz K 430 100MHz E Transmission 0 2W 0 8W 0 9A or less 12 Power LOW Frequency 444 900MHz K 439 900MHz E Transmission 13 Power EL Frequency 438 100MHz K 430 100MHz E Transmission 10mW or more 0 6A or less 14 Power EL ...

Page 49: ...y 438 100MHz K 430 100MHz E Transmission 10 Power HI Frequency 449 900MHz K 439 900MHz E Transmission 11 Power LOW Frequency 438 100MHz K 430 100MHz E Transmission 0 2W 0 8W 0 8A or less 12 Power LOW Frequency 449 900MHz K 439 900MHz E Transmission 13 Power EL Frequency 438 100MHz K 430 100MHz E Transmission 10mW or more 0 5A or less 14 Power EL Frequency 449 900MHz K 439 900MHz E Transmission 6 M...

Page 50: ...sion Power meter Linear detector Oscillo scope ANT Tuning control X Write 2 4kHz 50Hz 2 Frequency 136 100MHz Transmission 3 Frequency 173 900MHz Transmission 4 Frequency 444 100MHz K 435 100MHz E Transmission 5 Frequency 410 100MHz Transmission 6 Frequency 469 900MHz Transmission 8 Balance 2 Switch to Service Setup mode and carry out the operations for item I Linear detector FM p p 2 LPF 15kHz HPF...

Page 51: ...o scope ANT Tuning control X Write 0 75kHz 50Hz 5 Frequency 410 100MHz Transmission 6 Frequency 469 900MHz Transmission 10 DCS Devia tion Switch to Service Setup mode and carry out the operations for item K Linear detector FM p p 2 LPF 3kHz HPF OFF De emphasis OFF 1 Frequency 146 100MHz K 145 100MHz E Transmission Power meter Linear detector Oscillo scope ANT Tuning control X Write 0 75kHz 50Hz 2 ...

Page 52: ...K 435 100MHz E Linear detector FM p p 2 LPF 15kHz HPF OFF De emphasis OFF AG 1kHz 8mV Transmission Linear detector Power meter Oscillo scope AG ANT Check 2 2kHz 3 6kHz Receiver Section Item Condition Measurement Adjustment Specifications Remarks Test equipment Unit Terminal Unit Parts Method 1 RX BPF Tune Write A Band Switch to Service Setup mode and carry out the operations for item M 1 Frequency...

Page 53: ...dBm 2 2µV 14 Frequency 523 95MHz SSG 100dBm 2 2µV 2 Squelch Write A Band Switch to Service Setup mode and carry out the operations for item N 1 Frequency 145 95MHz SQL1 SSG 125dBm 0 126µV SQL2 SSG 120dBm 0 22µV SSG ANT X Write 2 Frequency 439 95MHz SQL1 SSG 125dBm 0 126µV SQL2 SSG 120dBm 0 22µV 2 Squelch Write B Band 3 Frequency 145 95MHz SQL1 SSG 125dBm 0 126µV SQL2 SSG 120dBm 0 22µV SSG ANT X Wr...

Page 54: ...m 0 22µV FULL SSG 105dBm 1 3µV B Band 3 Frequency 145 95MHz S1 SSG 120dBm 0 22µV FULL SSG 105dBm 1 3µV 4 Frequency 439 95MHz S1 SSG 120dBm 0 22µV FULL SSG 105dBm 1 3µV 5 S meter Check A Band 1 Frequency 146 050MHz K 145 050MHz E Mode FM SSG 120dBm 0 22µV 3dB SSG ANT LCD Check One segment in S meter lights 2 SSG 105dBm 1 3µV 3dB All segments in S meter lights 3 Frequency 444 05MHz K 435 05MHz E Mod...

Page 55: ...IP ON 4 Frequency 444 05MHz K 435 05MHz E Mode FM SSG 108dBm 0 89µV AF output 0 63V 8Ω AIP ON B Band 5 Frequency 146 05MHz K 145 05MHz E Mode FM SSG 118dBm 0 28µV AF output 0 63V 8Ω AIP OFF 6 Frequency 444 05MHz K 435 05MHz E Mode FM SSG 118dBm 0 28µV AF output 0 63V 8Ω AIP OFF 7 Frequency 146 05MHz K 145 05MHz E Mode FM SSG 108dBm 0 89µV AF output 0 63V 8Ω AIP ON 8 Frequency 444 05MHz K 435 05MHz...

Page 56: ...B DET_B SQB SMB BPFA GND C_S TXD_S RXD_S DET_A LDA SMA SQA GND B TC REF_B NC RST_S APC BPFB B B NC 1 26 TXD GND NC NC RXD J702 COM R826 R834 R838 R845 R852 7 8 1 14 R853 R854 R856 R857 R861 R865 R866 R728 R729 R870 R872 R876 R877 R878 R879 C843 C844 R885 R886 R888 R889 C854 R891 C855 C856 R893 R897 R898 C862 C863 C866 L704 C874 C875 Q724 Q725 C882 C883 C890 C895 C897 R904 R905 R906 R907 R908 R909 ...

Page 57: ...CP61 CP62 R931 C701 R932 R933 C704 R935 R936 R937 R938 R745 R746 C902 CP76 R768 C731 C732 R774 R775 R776 R777 R778 C932 C935 C936 R780 R782 R783 C944 C945 R791 C756 R795 D701 C762 D706 D707 C771 C968 C776 C777 C971 C972 C973 C781 C782 C784 D727 C790 C791 IC712 3 4 1 5 C794 C989 C796 IC717 C798 C799 IC726 2 3 1 4 IC737 R811 C805 C807 C813 C845 5 1 R890 Q716 R921 CP59 CP63 R773 R971 R792 R798 R849 R...

Page 58: ...724 C725 C726 C727 C741 R974 CN769 LCD CONTRAST R983 R984 R993 C962 Q708 3 4 1 6 3 4 1 6 Q710 R720 R726 R755 R756 R757 R758 R759 R760 R761 R762 R769 R770 C744 C745 C747 C748 R785 R989 R990 D741 R784 R844 CN707 RXD_USB CN708 TXD_USB CN709 CTS_USB CN710 RTS_USB CN713 CLKC CN714 32K CN715 CN724 CN725 MAIN_WR R753 R754 CN741 THG_TH C C C 33 S C RT CN763 SUSPEND CN770 PSW CN771 D736 F701 C846 R895 R896...

Page 59: ...0 IC710 Q704 R710 CN722 CN732 EF_A C714 CN742 DC_DET CN754 CNVSS CN755 RESET CN756 SLCK CN757 TXD C738 CN758 BUSY CN759 RXD CN760 _EMP CN762 CE C758 IC702 IC708 4 5 1 8 R836 R840 R841 CN711 RST_S CN736 33TNC R772 CN764 B CN766 RXD_S CN767 TXD_S R786 R787 D729 D733 _O3 _I2 _I4 _O4 _O2 P B _O0 W _I3 G _O1 D TX RX UNIT X57 784X XX A 3 CONTROL section 0 11 K 2 71 E Foil side view J79 0278 19 A 3 Compo...

Page 60: ...11 R541 R553 Q208 3 4 1 6 6 1 4 3 D514 D515 CP2 CP3 CP5 CP9 Q658 3 4 1 6 R624 R629 R636 R637 R642 R644 C221 R646 R648 R649 CN636 CHG R653 C622 R663 R670 X431 R678 C641 C652 IC641 3 3 4 1 6 4 1 5 R523 R528 R532 R534 J641 DC IN R536 R540 R542 R543 R547 R548 C517 R555 R559 C521 C523 C529 C530 C539 C540 Q209 Q210 Q211 Q648 Q653 R683 F641 Q643 B C E R216 R217 R230 C233 C235 IC201 3 4 1 5 Q512 L512 L513...

Page 61: ... C25 C29 C30 C31 C34 C38 C40 C48 C54 C62 R443 C64 C65 C66 R451 R453 R454 C92 C446 C447 C449 C451 C452 C454 C456 C457 C458 C460 C461 C463 C465 D225 D226 TH1 TH2 C499 L13 L14 L16 L17 L20 L22 L24 L26 L29 R12 R18 R20 Q3 D G S G D G S S D G G S D G G S D G G S D G G S D G G S D G G G D G S G D D S G G D S G G G S G R32 R36 R38 R6 R8 R48 R49 R50 R390 Q215 C382 C387 Q434 L432 L433 L434 L436 L438 L439 C35...

Page 62: ...325 XF351 C326 C327 C328 C329 C332 C333 R377 R380 R386 R396 R397 C373 C374 C375 C376 L213 L214 L215 L216 C383 L217 C385 C388 L223 L227 C394 L228 L420 L421 C399 L231 L233 L235 L236 L240 L241 L245 L249 L444 L250 L446 L252 L254 R401 R405 R406 IC351 R413 R222 R227 C401 C402 C404 C409 C217 C415 C417 C230 C8 D5 D6 D7 C684 Q355 Q359 L12 R351 R352 R353 R15 R356 R17 R358 R359 R361 XF352 R23 R363 R365 R366 ...

Page 63: ... G S D D D D R202 R203 L253 R207 R212 Q661 3 4 1 6 CN208 R611 R233 C204 C205 C207 R247 R248 C212 C216 R254 R640 R641 R643 C239 C243 C631 C632 C257 C260 D201 Q524 L516 L519 L520 L521 L522 L523 L526 L527 R545 C513 R558 R562 R569 R573 R575 R576 R577 R578 R581 Q201 C559 Q214 G S D L201 L202 L204 L209 L211 L212 C576 D518 C580 D520 C581 D521 D522 C582 D525 C590 C594 Q642 R201 R204 R205 CN207 R449 R457 R...

Page 64: ... JACK RXD J702 GND TXD E11 0709 05 COM PORT E58 0079 05 J87 0036 15 J87 0035 05 J703 D NC D GND V bus PC PORT E40 6754 05 CN701 GPS MODULE ENCODER 5 1 3 13 2 10 4 7 9 12 6 14 11 8 GP_BU GND 33GP GND AFVO ENC1 GP_PS AFVI GP_ON RXD_IGPS NC ENC2 TXD_IGPS GND V1 V5 WR RES D 1 VSS A 0 D 6 VDD D 7 V2 CS D 4 D 3 V4 D 5 VDD D 2 D 0 V3 KEY_O3 SPG KEY_I2 KEY_I4 KEY_O4 SPI KEY_O2 LAMP B KEY_O0 PSW KEY_I3 MIC...

Page 65: ...T GND 15 3 8 7 10 9 4 6 13 14 12 5 2 11 1 17 21 16 19 20 18 25 22 23 24 26 APC BPFB B B NC E37 1477 05 E40 6880 05 CN731 E40 6880 05 CN611 1 3 4 6 5 2 1 3 4 6 5 2 CN719 E40 6883 05 J87 0027 05 PTT KEY_O4 KEY_I1 KEY_I0 GND CHG_TH 26 25 24 23 21 22 20 17 16 18 15 19 11 13 12 10 14 6 7 5 8 9 3 4 2 1 X57 784 B 3 PTT SECTION TX RX SECTION X57 784 C 3 J641 E03 0190 05 ...

Page 66: ... 0 1u R753 0 CN703 1 CS 2 RES 3 A0 4 WR 5 D 0 6 D 1 7 D 2 8 D 3 9 D 4 1 0 D 5 1 1 D 6 1 2 D 7 1 3 VDD 1 4 VSS 1 5 VDD 1 6 V1 1 7 V2 1 8 V3 1 9 V4 2 0 V5 C717 R726 0 C748 0 1u R7 1 6 1 0 0 k C725 C 7 6 4 1 0 0 0 p R734 47 C 7 2 0 1 0 0 p R758 0 C7 2 8 4 7 0 p R760 0 C P 3 1 C 7 1 9 0 1 u R762 0 C723 100p C726 R757 0 C 7 2 1 4 7 0 p R759 0 R761 0 C 7 4 4 2 2 u 1 6 C 7 6 3 1 u IC703 LM2682MMX 1 C1 2 ...

Page 67: ... 0 1 u C7 0 5 0 0 1 u IC734 NJM2070M ZB 1 NC1 2 INPUT 3 INPUT 4 GND1 5 GND2 6 oUTPUT 7 V 8 NC2 R 9 6 8 1 0 C 9 7 0 0 0 4 7 u R763 10 R738 10k R 7 1 9 0 C730 0 1 u C 7 3 1 0 1 u D706 MA2S111 F R 7 1 8 1 0 0 k D 7 0 7 1SS388F 2SK1830F Q702 R717 10k C 7 3 2 1 0 0 0 p CPH3417 Q703 C769 1 0 0 0 p C 9 7 1 1 0 u C 9 7 2 0 1 u R 9 6 9 2 2 k R 9 7 0 6 8 k IC705 NJM2387A 1 V I N 2 Co NT 3 V oU T 4 V A DJ 5 ...

Page 68: ...C8 2 7 0 0 4 7 u R7 9 8 3 3 k C 8 2 3 4 7 u R 81 8 1 0 0k IC718 TA48S033AF 1 E N 2 I N 3 G ND 4 o UT 5 NC C 82 9 4 7 0 p C 8 3 2 470p C830 0 3 3 u 3 5 C8 3 1 10u C791 470p R774 47k Q709 SSM6L05FU F R 7 7 8 4 7 k R 7 8 0 4 7 k IC714 TC75W51FK F 1 oUTA 2 IN A 3 IN A 4 VSS 5 IN B 6 IN B 7 oUTB 8 VDD R 7 7 5 1 8 k C8 1 0 0 0 3 9 u R 7 6 7 1 M C808 0 047u C 7 9 7 1 0 0 0 p R 7 6 8 1 8 k R 7 9 5 2 2 k R...

Page 69: ...7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 18 19 20 21 22 23 24 25 2 6 C 8 8 8 1 0 0 0 p R8 8 5 3 9 k C867 470p C8 9 3 1 0 0 p C 8 7 2 2 2 0 p R 8 5 6 1 0 k R8 5 9 1 k C 8 8 7 4 7 0 0 p R8 8 7 100k 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 C 8 81 470p C856 0 1u CN766 R864 470k I C 7 2 0 T C 7 W5 3 F K F 1 C o MMo N 2 I N H 3 VE E 4 G N D 5 A 6 C H 1 7 C H 0 8 V C C C897 4 7u C 8 4 ...

Page 70: ...00 0 p IC717 R2023T 1 32KoUT 2 SCL 3 SDA 4 INTRB 5 VSS 6 INTRA 7 CLKC 8 oSCoUT 9 oSCIN 10 VDD R988 47 k R 98 9 1 M R990 1k D741 MA2S728 C 9 76 10u Q730 SSM6L05FU F R995 R996 R 7 2 0 0 R8 2 9 1 0 0 C P 7 7 C P 7 8 R830 100 TH703 D733 SP 32K CLKC POWER SW PTT LAMP MONI A B MENU MICG SPI SPG MICI PSW LAMP B KEY_I4 KEY_O0 KEY_O1 KEY_O2 KEY_O3 KEY_I2 KEY_I3 KEY_O4 SPG GND GND MICG UP DOWN RIGHT LEFT 1 ...

Page 71: ... 9 69 1 u IC737 5F3651TDFC 1 VREF 2 AVCC 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 XOUT 1 9 VSS 2 0 XIN 2 1 VCC 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3 0 3 1 3 2 3 3 3 4 3 5 3 6 3 7 VCC 3 8 39 VSS 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 6 5 6 6 6 7 6 8 6 9 7 0 7 1 7 2 7 3 7 4 7 5 7 6 7 7 7 8 7 9 8 0 8 1 8 2 8 3 8 4 8 5 8 6 8 7 VSS 8 8 8 9 9 0 9 1 9 2 9 3 9 4 9 ...

Page 72: ... C 5 2 9 T 1 2 0 0 3 0 V S S 5 3 1 V S S 6 3 2 N C 6 3 3 N C 7 3 4 N C 8 3 5 T 9 6 0 0 3 6 V D D 6 37 VSS7 38 WAY2 39 SPEED 40 LOOP 41 S9600 42 VDD7 43 VDD8 44 TXX 45 SQIN 46 NC10 47 CLKIN 48 VSS8 R910 2 7k R924 12k C947 1000p R925 22k R923 10k R922 2 7k R915 10k C924 3300p R909 10k IC7 3 0 M95512 RDW6TP 1 S 2 Q 3 W 4 VS S 5 D 6 C 7 Ho L D 8 V C C R937 1k R918 47k R938 1k R934 1k R931 1k R919 47k ...

Page 73: ...0 4 0 C P 6 9 C9 0 9 1 0 p C9 0 8 1 0 p R897 100 R903 100 C912 0 1u C913 1000p C951 1000p C919 1000p C P 7 0 C P 7 1 C P 7 2 CP 7 3 CN753 CN754 CN755 CN756 CN757 CN758 CN759 CN760 CN761 CN762 R981 10k R982 10k IC733 TC75W51FK F 1 oUTA 2 IN A 3 IN A 4 VSS 5 IN B 6 IN B 7 oUTB 8 VDD R956 39k R965 330k 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 31 32 33 34 35 36 ...

Page 74: ...R615 0 C615 1000p C617 1000p C611 1000p C612 1000p C614 1000p R619 R620 L645 L646 CN634 R610 10k CN635 CP10 47k CP6 10k CP2 47k SSM3J05FU F Q615 CP8 100 Q664 RT1N441U T111 C695 9p CP5 1k CP4 1k R614 1k IC611 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 AVREF 24 AVSS 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 REGC 47 VSS 48 VDD 144TX_S 430TX_S VAIP UAIP 33RB_S ...

Page 75: ... 6 NC3 2SC5706 Q643 R662 0 R670 100k C683 0 1u Q652 SSM6L05FU F C686 1000p C687 1000p C689 1000p C666 1000p Q651 SSM6L05FU F R686 470k C694 1000p Q646 RT1P436U T111 CPH6122 Q656 CPH3417 Q653 R636 18 R637 18 C647 1000p C677 1000p C691 1000p C627 1000p C628 1000p C629 1000p IC646 NJM2872F33 1 VIN 2 GND 3 CoNTRoL 4 NoISEBYPASS 5 VoUT 2SK1830F Q648 Q662 SSM6L05FU F R683 470k R687 100k R688 100k R689 6...

Page 76: ...75W51FK F 1 oUTA 2 IN A 3 IN A 4 VSS 5 IN B 6 IN B 7 oUTB 8 VDD IC352 TC7W53FK F 1 CoMMoN 2 INH 3 VEE 4 GND 5 A 6 CH1 7 CH0 8 VCC C387 1u C396 1u C357 0 1u C351 0 1u C352 0 1u C355 0 1u C353 0 1u C360 1u C436 0 01u C385 22p C388 5p C394 22p C399 9p CP14 1k L432 18n L433 100n L435 10u R360 0 C466 22u C431 470p 2SC5488A H Q438 R469 270 R470 100 C489 10p C491 0 01u C493 470p C485 22p C483 220p L444 1...

Page 77: ...Y65 02V C65 1 5p C37 0 1u C59 2p R27 100 R29 22k R37 33k C40 470p R36 68k R28 39k R70 100k R50 100k R53 1k D9 BBY65 02V C70 2p C98 470p R57 100 D20 BBY65 02V R62 560k R32 68k C104 470p C35 470p D16 BBY65 02V D17 BBY65 02V C99 470p C62 0 5p R71 56k C90 470p C81 470p C66 470p C74 1p C28 0 1u R21 100 R26 22k R48 100k D8 BBY65 02V R25 39k R61 56k 3SK318 Q5 R33 33k D21 BBY65 02V R42 100k R59 56 R66 56 ...

Page 78: ...C140 470p C148 470p R95 120 C129 470p C132 470p C147 470p R91 100k R96 1 5k R105 100k R112 82k C120 2p C115 470p R85 100k C117 470p 3SK318 Q9 R111 22k R110 33k C116 470p D29 BBY65 02V C122 5p C145 470p R90 100k C114 470p C131 470p C152 470p R84 100k R103 100k C138 470p D38 BBY65 02V D28 BBY65 02V R94 1 5k C146 470p R93 82 C127 7p L59 15n D40 BBY65 02V L73 33n R104 180k L83 330n L80 390n L54 390n L...

Page 79: ...2 15n L513 12n L514 10u C528 22u 10 R519 100 C515 470p C511 10u 10 C526 10u 10 C524 10u 10 2SC5488A H Q524 R555 680 C517 470p C527 3p C531 6p C533 0 01u R568 8 2k C563 10p R550 2 2k R554 2 2k R552 2 2k D517 HSC277 D516 HSC277 D519 1SV325F L515 10u L518 220n 2SC5488A H Q521 C580 0 5p D524 1SV278F R562 47k L511 390n IC513 MB15E03SL E1 1 oSCIN 2 oSCoUT 3 VP 4 VCC 5 Do 6 GND 7 XFIN 8 FIN 9 CLoCK 10 DA...

Page 80: ...0p R219 150 C223 1000p C226 0 01u L202 22n L204 22n R257 12 R215 2 2k R256 12 R254 820 R258 820 2SC5488A H Q201 R202 10k C214 22p C218 18p C212 10p D205 HSC277 C254 470p C260 470p R233 18 L210 100n L211 39n L212 10n L209 100n Q209 SSM6L05FU F C241 1000p R235 47k C242 1000p R237 100k C237 1000p C231 1000p C251 1000p C246 1000p R242 47k D202 HSC277 D201 HSC277 D204 HSC277 2SC5488A H Q204 R222 4 7k R...

Page 81: ...302 470p L252 L251 C309 27p C316 56p C320 12p C326 2p C328 2p C313 18p R268 220 R269 220 R270 220 TH201 R255 1k C263 0 01u C261 10u 10 2SK3476 F Q215 L232 10u D214 HVC131 C299 47p C292 1000p R266 390 C271 470p C281 470p C280 470p C301 470p C267 470p C300 1000p C262 100p C315 22p C321 22p C296 0 01u L242 L219 68n L221 68n L223 22n L230 36n L217 15n L218 10n L220 1 5n L235 L240 L245 L248 L249 L243 L...

Page 82: ...2 KEY_I3 KEY_IT KEY_00 KEY_01 KEY_02 KEY_03 KEY_04 F4 33 LCD_RST LCD_CS LCD_WR A 0 D 0 D 7 SKY_SW 232B_S LAMP AK2330 47C 33C 1200 DAC_RST DAC_EN CNT_CLK CNT_DT SPM RMN6TP M95M01 E2PCS2 FK 1 2 TC7W74 To Sub MCU SSM 3J05 FU F SSM 3J05 FU F F 4902 RN FU F 6L05 SSM FU F 6L05 SSM FU F 6L05 SSM FU F 6L05 SSM FU F 6L05 SSM RT1N 441U BSFT2 AF AMP TC75W51FK F AF AMP 2SC46 17 R 2SC46 17 R DTMF 2SK 1830F 32K...

Page 83: ...GC 45TX LPF RF AMP 2SC 5488 A H 2SC 5488 A H MCH 3914 7 H MCH 3914 7 H 7 H 1SV 325F SHIFT_B SW MOD RF AMP CV 33CA 2SC 5488 A H 2SC 5488 A H 2SC 5488 A H 2SC 5488 A H RF AMP VCOB B Ba2d UHF AGC RB 051L 40 2SA 1832 GR F P452DR XC6202 SSM 6L05 FU F 3BLL HZU CHGEND HVU131 BIM5 LMC7101 BIM5 RN 4902 F 430T 144T 6L05 FU F SSM RT1N T111 141U 2SK 1830F 2SK 1830F 2SK 1830F 2SK 1830F 4649 2SC 33CA 45 505MHz ...

Page 84: ...and AF 1st Local XF352 71dBm 56dBm 51 5dBm 48dBm VHF 45 5dBm UHF 175mVrms 45 05MHz 455kHz A Band VHF Receiver circuit B Band VHF Receiver circuit A Band UHF Receiver circuit B Band UHF Receiver circuit IC352 Multi SW 7 1 MIC IC712 MIC AMP IC714 2 2 MIC AGC IC716 IDC SPL filter 2 7 1 3 6 3 7 2 5 3 4 7 2 IC721 E VR R532 X511 C C RF CN715 29 35 1 2 IC728 TNC ASIC 2 4Vp p 1200bps 3 3Vp p 1200bps 2 8Vp...

Page 85: ... case scenario some parts will be damaged During this test some parts will reach high temperature Note2 For the 1kHz MOD to become 8mVrms set the MIC input terminal to AG Note3 Set the transmission output to Low Note4 Connect a 50Ω terminal load or power meter to the ANT terminal Note5 When measuring data levels of 1200 9600bps transmit the BEACON at 1200bps and 9600bps Refer to the instruction ma...

Page 86: ...TH D72A D72E 86 OPTIONAL ACCESSORIES BT 15 Battery Case 6 AAA LR03 PB 45L Li ion Battery Pack 7 4V 1800mAh ...

Page 87: ...r ON Single band Approx 30mA TNC ON with no signals Single band Approx 135mA Transmit with H 13 8V DC IN Approx 1 6A Transmit with H 7 4V PB 45L Approx 2 0A Transmit with L 7 4V PB 45L Approx 800mA Transmit with EL 7 4V PB 45L Approx 500mA GPS only mode Approx 60mA Dimensions W x H x D 1 Projections not included 58 x 121 3 x 33 2 mm 2 28 x 4 78 x 1 31 Projections included 58 x 140 x 39 8 mm 2 28 x...

Page 88: ...ouble super heterodyne Intermediate Frequency IF 1st IF Band A Band B 49 95MHz 45 05MHz 2nd IF Band A Band B 450kHz 455kHz Sensitivity 12dB SINAD Band A Band B Less than 0 18µV 0 22µV Squelch sensitivity Less than 0 13µV Selectivity 6dB More than 11kHz 50dB Less than 30kHz Audio output at 8Ω 10 distortion More than 300mW at 7 4V Sensitivity approx excluding 144 430 440MHz band Frequency range Band...

Page 89: ...897 R904 R905 R906 R907 R908 R909 CP40 CP43 R910 CP44 CP45 CP48 R917 CP50 CP69 C900 CP70 CP71 CP72 CP73 CP74 CP75 X702 R943 R944 R949 C912 C913 C914 C915 C916 R953 C919 C920 C921 C922 C926 C927 C946 C947 C953 C957 C958 IC720 4 4 5 1 8 5 1 8 IC732 IC733 4 5 1 8 L710 Q728 C894 R912 CP46 CP47 R914 R915 CP49 R723 R924 R925 R940 R942 R946 C910 C911 R951 R957 R959 R960 C925 R961 C928 R964 R965 C929 C939...

Page 90: ...3 R754 CN741 THG_TH CN743 33M CN744 CNVSS CN745 RST CN746 33TNC_S CN747 TXD1 CN748 SAVE2 CN749 RXD1 CN750 RTC_SCL CN752 KEY_O2 CN753 VCC CN761 E CN763 SUSPEND R788 CN770 PSW CN771 D730 D731 D732 D734 D735 D736 D737 D738 F701 C846 R895 R896 L705 R709 CP33 R711 R712 R722 CN721 BV C715 C736 R972 C743 R985 C760 D705 R999 IC710 C986 Q704 R710 CN722 CN732 EF_A C714 CN742 DC_DET CN754 CNVSS CN755 RESET C...

Page 91: ... R540 R542 R543 R547 R548 C517 R555 R559 C521 C523 C529 C530 C539 C540 Q209 Q210 Q211 Q648 Q653 R683 F641 Q643 B C E R216 R217 Q660 R230 R231 R234 R238 R251 C225 R264 R265 C232 C233 C235 C236 C238 C240 C244 C245 C262 C263 D209 IC201 3 4 1 5 3 3 4 1 6 4 1 5 C281 C282 Q512 Q521 L512 L513 L517 R527 R544 R550 R552 R554 C520 C522 R561 R564 C528 C546 Q205 C551 C552 C554 C558 C562 C563 D513 D516 D517 C25...

Page 92: ...8 C329 C332 C333 R377 R380 R386 R396 R397 C373 C374 C375 C376 L213 L214 L215 L216 C383 L217 C385 C388 L223 L227 C394 L228 L420 L421 C399 L231 L233 L235 L236 L240 L241 L245 L249 L444 L250 L446 L252 L254 R401 R405 R406 IC351 R413 R222 R227 C401 C402 C404 C409 C217 C415 C417 C230 C8 D5 D6 D7 C684 Q355 Q359 L12 R351 R352 R353 R15 R356 R17 R358 R359 R361 XF352 R23 R363 R365 R366 R368 R370 R371 R373 R1 ...

Page 93: ... 4 oUTPUT 5 V C7 9 8 1 0 0 0 p R974 1k R981 10k R982 10k R983 100k R984 100k C P 5 5 R7 9 6 4 7 k IC735 TC7S66FUF 1 IN oUT 2 oUT IN 3 GND 4 CoNT 5 VCC R 83 1 4 7 k C 8 52 1 0 00 p C8 4 5 1 0 u R8 2 8 2 2 k IC717 R2023T 1 32KoUT 2 SCL 3 SDA 4 INTRB 5 VSS 6 INTRA 7 CLKC 8 oSCoUT 9 oSCIN 10 VDD CN716 R985 1k R 9 6 7 0 R 9 8 6 0 R988 4 7k R9 8 9 1 M R990 1k D741 MA2S728 C 97 6 10 u R9 9 1 1 5 k R 9 9 ...

Page 94: ...k R360 0 C261 10u 10 C528 22u 10 C466 22u R676 1k R673 1k R679 1k R680 1 5k R674 1k C681 1000p C671 1000p C693 1000p C679 1000p C672 1000p C675 1000p C668 1000p R672 390 R675 220 R681 1k C664 0 1u C674 1u C660 0 1u C663 0 1u C669 0 1u C682 4 7u6 3 C676 4 7u 6 3 CP11 1k CP9 1k CP12 1k CP13 1k CP3 1k C642 100p C643 1000p C644 1000p C646 1000p R256 12 R254 820 R258 820 2SK3476 F Q215 L232 10u R678 82...

Page 95: ...26 APC BPFB B B NC E47 1477 05 E40 6880 05 CN731 E40 6880 05 CN611 1 3 4 6 5 2 1 3 4 6 5 2 CN719 E40 6883 05 J87 0027 05 PTT KEY_O4 KEY_I1 KEY_I0 GND CHG_TH 26 25 24 23 21 22 20 17 16 18 15 19 11 13 12 10 14 6 7 5 8 9 3 4 2 1 X57 784 B 3 PTT SECTION TX RX SECTION X57 784 C 3 E58 0079 05 J87 0036 15 J87 0035 05 J703 D NC D GND V bus PC PORT E40 6754 05 CN701 GPS MODULE ENCODER 5 1 3 13 2 10 4 7 9 1...

Page 96: ...CS E2PCL PKD96M 9600 KEY_I0 KEY_I1 KEY_I2 KEY_I3 KEY_IT KEY_00 KEY_01 KEY_02 KEY_03 KEY_04 F4 33 LCD_RST LCD_CS LCD_WR A 0 D 0 D 7 SKY_SW 232B_S LAMP AK2330 47C 33C 1200 DAC_RST DAC_EN CNT_CLK CNT_DT SPM B Ba2d UHF RMN6TP M95M01 E2PCS2 FK 1 2 TC7W74 To Sub MCU SSM 3J05 FU F SSM 3J05 FU F AGC RB 051L 40 2SA 1832 GR F P452DR XC6202 SSM 6L05 FU F 3BLL HZU CHGEND HVU131 BIM5 LMC7101 BIM5 RN 4902 F 430...

Page 97: ...7 2 IC721 E VR R532 X511 C594 C223 C574 C248 C260 Q201 Q214 R264 ATT 4 1 Q215 ANT LPF LPF HPF CONT RF CN715 CN715 29 35 1 2 IC728 TNC ASIC 2 4Vp p 1200bps 3 3Vp p 1200bps 2 8Vp p 9600bps 3 3Vp p 9600bps IC735 SW RF CONT Receiver Section Transmitter Section LPF HPF Note1 This is the value measured while removed from the chassis Use a short transmission burst In the worst case scenario some parts wi...

Search results

Summary of Contents for TH-D72A

Reviews:

Related manuals for TH-D72A

Brands by name

Popular brands

Kenwood TH-D72A, Service Manual

Search results

Summary of Contents for TH-D72A

Reviews:

Related manuals for TH-D72A

Brands by name

Popular brands