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VHF 1–25 W Band 2 PCB 8488977U01 (rev. P9) / Schematics

4-17

PROG_IN

PROG_I/O

EXT_ALARM_OUT

EXT_MIC_PTT

DNP

73D02968C63-0

SHEET 8 OF 8

SHEET

VSTBY

R470

10.K

TEST_POINT

TP405

R431
10.K

R459
47.K

22.n

C421

C422

100n

C423

RESET

SERIN

SEROUT

VCC

D3_3V

MC74HC595A

U405

CLK_L

CLK_S

EN_OE

GND

DNP

R469

R467

R468

DNP

R466

DNP

C490

1.u

10.K

D3_3V

R422

39.K

R430

100.K

R429

D401

R421

220.

R461

D3_3V

C418

3.3K

R458

D3_3V

C417

3.30

VR402

VR400

6.80

10.K

R445

R444

D3_3V

10.K

Q415

Q414

Q413

D402

Q405

Q404

Q416

Q403

R401
2.7K

R460

1.5K

R440
10.K

Q401

R407

R406

33.K

R436

D3_3V

3.3K

R457

Q412

R405

R435
33.K

R456
3.3K

D3_3V

Q411

33.K

R434

3.3K

R455

Q410

R404

R403

33.K

D3_3V

R433

3.3K

R454

Q409

D3_3V

R432
33.K

R453

Q408

3.3K

R402

PROG_OUT-ALARM_4

HOOK_CH

MIC_PTT_CH

BOOT_EN_IN_CH

MIC_PTT

MIC_SENSE

SCI_CH

PROG_OUT-ALARM_4
PROG_IO-P8_O
PROG_IO-P12_O
PROG_IO-P14_O
VS_AUDIO_SEL

VS_GAIN_SEL

SPI_MOSI

SPI_CLK

PROG_I-ACC_C_3

PROG_O-ACC_C_4

PROG_I-ACC_C_6

PROG_IO-ACC_C_8

PROG_IO-ACC_C_12

PROG_IO-ACC_C_14

PROG_IO-P14_I

PROG_IO-P14_O

PROG_IO-P12_I

PROG_IO-P12_O

PROG_IO-P8_I

PROG_IO-P8_O

PROG_IN-P6_I

ACCESS_PTT

VS_INT

VS_CS

VS_RAC

VHF2 (146

–

174 MHz) 1

–

25 W Microprocessor and Controller Circuits (Sht 2 of 2)

Содержание Radius CM200

Страница 1: ......

Страница 2: ......

Страница 3: ...M CM200 CM300 PM400 Radios Detailed Service Manual 6802966C20 C ...

Страница 4: ...wise any license under the copyrights patents or patent applications of Motorola except for the normal non exclusive license to use that arises by operation of law in the sale of a product Document Copyrights No duplication or distribution of this document or any portion thereof shall take place without the express written permission of Motorola No part of this manual may be reproduced distributed...

Страница 5: ... changes have been implemented in this manual since the previous edition Edition Description Date 6802966C20 O Initial Release Oct 2003 6802966C20 C Remove TX RF Troublshooting flow charts Update Warranty and Service Support Info May 2009 ...

Страница 6: ...Notes ...

Страница 7: ...Section 1 Service Maintainability Section 2 Control Head Service Information Section 3 VHF1 High Power 25 45 W Service Information 136 162 MHz Section 4 VHF2 Low Power 1 25 W Service Information 146 174 MHz Section 5 VHF2 High Power 25 45 W Service Information 146 174 MHz ...

Страница 8: ...Notes ...

Страница 9: ...CM200 CM300 PM400 Radios Service Maintainability M Issue May 2009 ...

Страница 10: ...he copyrighted computer program Accordingly any copyrighted Motorola computer programs contained in the Motorola products described in this manual may not be copied or reproduced in any manner without the express written permission of Motorola Furthermore the purchase of Motorola products shall not be deemed to grant either directly or by implication estoppel or otherwise any license under the cop...

Страница 11: ...3 2 Motorola Online 1 2 3 3 Mail Orders 1 2 3 4 Telephone Orders 1 2 3 5 Fax Orders 1 2 3 6 Parts Identification 1 3 4 0 Radio Model Information 1 3 Chapter 2 MAINTENANCE 1 0 Introduction 2 1 2 0 Preventive Maintenance 2 1 2 1 Inspection 2 1 2 2 Cleaning 2 1 3 0 Safe Handling of CMOS and LDMOS 2 2 4 0 General Repair Procedures and Techniques 2 2 5 0 Notes For All Schematics and Circuit Boards 2 5 ...

Страница 12: ...iv Notes ...

Страница 13: ... and RF Exposure booklet enclosed with your radio Motorola Publication part number 68P81095C99 to ensure compliance with RF energy exposure limits For a list of Motorola approved antennas batteries and other accessories visit the following web site which lists approved accessories http www motorola com governmentandenterprise Note Before using this product read the operating instructions for safe ...

Страница 14: ...vi Notes ...

Страница 15: ...and the following notes are for guidance purposes only In instances where the product is covered under a return for replacement or return for repair warranty a check of the product should be performed prior to shipping the unit back to Motorola This is to ensure that the product has been correctly programmed or has not been subjected to damage outside the terms of the warranty 2 2 After Warranty P...

Страница 16: ...part is not locally available check the parts list for the proper Motorola part number Orders for replacement parts which are listed in the Parts List section of this manual should be placed directly on Motorola s local distribution organization or via Motorola Online Extranet 3 2 Motorola Online Motorola Online users can access our online catalog at http www motorola com businessonline To registe...

Страница 17: ...rmerly known as the Radio Products Services Division RPSD and or the Accessories and Aftermarket Division AAD 4 0 Radio Model Information The model number and serial number are located on a label attached to the back of your radio You can determine the RF output power frequency band protocols and physical packages The example below shows one mobile radio model number and its specific characteristi...

Страница 18: ...1 4 INTRODUCTION Notes ...

Страница 19: ...alcohol 100 by volume 1 Cleaning External Plastic Surfaces The detergent water solution should be applied sparingly with a stiff non metallic short bristled brush to work all loose dirt away from the radio A soft absorbent lintless cloth or tissue should be used to remove the solution and dry the radio Make sure that no water remains entrapped near the connectors cracks or crevices 2 Cleaning Inte...

Страница 20: ...ical parts should be used If the identical replacement component is not locally available check the parts list for the proper Motorola part number and order the component from the nearest Motorola Communications parts center listed in the Piece Parts section of this manual Rigid Circuit Boards The family of radios uses bonded multi layer printed circuit boards Since the inner layers are not access...

Страница 21: ...propriate micro tipped soldering iron and apply fresh solder to one of the solder pads 2 Using a pair of tweezers position the new chip component in place while heating the fresh solder 3 Once solder wicks onto the new component remove the heat from the solder 4 Heat the remaining pad with the soldering iron and apply solder until it wicks to the component If necessary touch up the first side All ...

Страница 22: ...er To replace the shield 1 Add solder to the shield if necessary using a micro tipped soldering iron 2 Next rub the soldering iron tip along the edge of the shield to smooth out any excess solder Use solder wick and a soldering iron to remove excess solder from the solder pads on the circuit board 3 Place the circuit board back in the circuit board holder 4 Place the shield on the circuit board us...

Страница 23: ...ge BATT_SENSE Battery Voltage Sense Line BOOT_EN_IN_CH Boot Mode Select BW_SEL Select BW 12 5 kHz 25 kHz CH_ACT Channel Activity Indicator Signal Fast Squelch COMM_DATA_SEL_CH Display Driver Command Data Select D3_V3 Regulated 3 3V supply voltage for Voice Storage DEMOD Audio Output Signal from the Receiver IC DETECTOR_AUDIO_SEND_BRD Flat Audio to Option Board DISPLAY_CS_CH Control Head Chip Selec...

Страница 24: ...Path RX_AUDIO_OUTPUT_ACCESS_CONN Flat or filtered audio to accessory connector RX_EN Enable Receiving RX_INJ RF signal from VCO into the Receiver SCI_CH Bi directional serial communication line SHIFT_R_CS SPI Chip select for the Control Head SPI_CLK Serial peripheral interface bus CLOCK SPI_MISO Serial peripheral interface bus data IN SPI_MOSI Serial peripheral interface bus data OUT SPKR Negative...

Страница 25: ...to Enable option board audio output signal VS GAIN_SEL Voice Storage Gain Select line VS_MIC Voice Storage Audio Signal to microphone path VS_INT Voice Storage Interrupt line VS_RAC Voice storage Row Address Clock Signal VSTBY 3 3 V supply for µP when the radio is switched off ...

Страница 26: ...2 8 MAINTENANCE Notes ...

Страница 27: ... connector with Data Flash switch RKN4083_ Mobile Programming Test Cable Connects radio to RIB RLN4008_ via rear accessory connector FKN8113_ Adapter Cable Used with RKN4083 20 to 16 pin adapter for rear accessory connector GTF374_ Program Cable Connects RIB to Radio microphone input RLN4008_ Radio Interface Box Enables communications between radio and computer s serial communications adapter HSN9...

Страница 28: ... R1049 Digital Multimeter Two meters recommended for AC DC voltage and current measurements S1100 Audio Oscillator 67 to 200Hz tones Used with service monitor for injection of PL tones S1053 SKN6009 SKN6001 AC Voltmeter Power Cable for meter Test leads for meter 1 mV to 300 V 10 MΩ input impedance Audio voltage measurements R1053 Dual trace Oscilloscope 20 MHz bandwidth 5 mV cm 20 V cm Waveform me...

Страница 29: ...CM200 CM300 PM400 Radios Control Head Service Information M Issue May 2009 ...

Страница 30: ...he copyrighted computer program Accordingly any copyrighted Motorola computer programs contained in the Motorola products described in this manual may not be copied or reproduced in any manner without the express written permission of Motorola Furthermore the purchase of Motorola products shall not be deemed to grant either directly or by implication estoppel or otherwise any license under the cop...

Страница 31: ...0 PM400 2 4 3 1 Power Supplies 2 4 3 2 SPI Interface 2 4 3 3 Keypad Keys 2 5 3 4 LCD Driver 2 5 3 5 Status LED s and Back Light Circuit 2 5 3 6 Microphone Connector Signals 2 5 3 7 Speaker 2 6 3 8 Electrostatic Transient Protection 2 6 Chapter 3 TROUBLESHOOTING CHARTS 1 0 Control Head CM200 Troubleshooting Chart 3 1 1 1 Control Head Failure 3 1 1 2 Button Tones Select Error Page 1 of 2 3 2 1 3 But...

Страница 32: ... 0 Allocation of Schematics and Circuit Boards 4 1 2 0 Control Head CM200 PCB 8488998U01 Schematics 4 3 2 1 Control Head PCB 8488998U01 Parts List 4 5 3 0 Control Head CM300 PM400 PCB 8489714U01 Schematics 4 6 3 1 Control Head PCB 8489714U01 Parts List 4 8 ...

Страница 33: ...cter 7 segment display for numeric information e g channel number 2 0 CM300 PM400 Models The control head contains the internal speaker the on off volume knob the microphone connector several buttons to operate the radio three indicator Light Emitting Diodes LED to inform the user about the radio status and an 8 character Liquid Crystal Display LCD for alpha numerical information e g channel numbe...

Страница 34: ...1 2 OVERVIEW Notes ...

Страница 35: ...is used for the LEDs and back light the 5V is used for the LCD driver and level shifter The stabilized 3V is used for the other parts 2 2 SPI Interface The host radio master communicates with the head through its SPI bus Three lines are connected to the shift register U801 SPI clock J803 17 SPI MOSI J803 16 and shift register chip select J803 15 Shift Register BCD To 7 segment Mux Control Keypads ...

Страница 36: ...by the resistor at the emitter of the respective current source transistor 2 5 Microphone Connector Signals The MIC_PTT line J802 3 is grounded when the PTT button on the microphone is pressed When released this line is pulled to 9 3V by R805 Two transistor stages Q802 Q801 and associated parts are used to level shift between 9 3V and 3 3V required for the uP while keeping the same sense active lo...

Страница 37: ...er located on the radio s ler is fed via connector J803 1 2 to the speaker connector P801 pin 1 and pin 2 The speaker is connected to the speaker connector P801 The control head speaker must be disconnected if an external speaker connected on the accessory connector is used 2 7 Electrostatic Transient Protection Electrostatic transient protection is provided for the sensitive components in the con...

Страница 38: ...ree lines are connected to the shift register U8 SPI clock J103 17 SPI MOSI J103 16 shift register chip select J103 15 and LCD driver chip select J103 18 When the host radio needs to send date to the shift register the radio asserts the shift register chip select and the data is loaded to the shift register For example the host radio sends data to change display channel or change LED status 8 pin ...

Страница 39: ...r off via Q8 Q10 Backlighting for the LCD and keys is provided by a matrix of 21 LEDs arranged in 7 columns of 3 rows The LEDs are driven from a constant current circuit Q12 U1 and associated parts There are 4 levels of baclight off low medium and high which are controlled by two outputs pins 15 1 from the shift register U8 The current is controlled by transistor Q12 The op amp U1 monitors the cur...

Страница 40: ...ine is connected to 5V e g 9 3V at turn on then the uP will start in boot mode instead of normal operation This mode is used to programme new firmware into the FLASH memory U404 mainboard 3 7 Speaker The control head contains a speaker for the receiver audio The receiver audio signal from the differential audio output of the audio amplifier located on the radio s controller is fed via connector J1...

Страница 41: ... No Control Head Check Power up Alert Tone OK Check Speaker Connection No Power up Red LED Flash Check D801 Q806 U801 No Channel Display OK Check DS801 U801 U802 No Up Down P1 and P2 Alert Tone Buttons OK Check R845 R846 R810 R811 No EXT PTT OK Check Q801 Q802 No Communication Ok Check Q803 Q812 Control Head is OK YES YES YES YES YES YES No ...

Страница 42: ...t Voltage Up Key No Check R846 R811 on Control Head Right Voltage on Down Key Check Control Head connectivity continuity and R429 R430 D401 main board Connect DTMF Mic to TELCO Connector YES Button Tones Check Check R845 R810 on Control Head Right Voltage on P1 P2 Keys Is there 0 75 Vdc on MIC_SENSE R429 on radio Check R813 R814 on Control Head A YES No YES No ...

Страница 43: ...01 0 008 V 0 675 V 1 346 V 1 997 V 2 650 V 3 300 V 0 008 V Up 0 675 V 1 2 3 1 346 V 4 5 6 7 1 997 V 8 9 0 2 650 V C B A 3 300 V Down Left Key P1 Right Key P2 Idle Key_Row Voltage TP402 No Right Voltage on DTMF keys Replace Q812 YES Button Tones Keys Okay A Does Q812 on Control Head operates well Replace U803 on Control Head YES No ...

Страница 44: ... Check Power up Alert Tone OK Check Speaker Connection No Indicator LED S OK Check Q8 Q10 U8 and 9 3V No Display OK Check LCD connections U3 for 5V Osc pins 1 2 activity SCI thru via U4 No Up Down P1 and P2 Alert Tone Buttons OK Check keypad resistors No EXT PTT OK Check Q13 Q802 No Communication Ok Check Q803 Q14 and associated parts Control Head is OK YES YES YES YES YES YES No ...

Страница 45: ...t page Right Voltage Up Key No Check R13 R45 on Control Head Right Voltage on Down Key Check Control Head connectivity continuity and R429 R430 D401 Main Board Connect DTMF Mic to TELCO Connector YES Button Tones Check Check R12 R49 on Control Head Right Voltage on P1 P4 Keys Is there 0 75 Vdc on MIC_SENSE R429 on radio Check R31 R29 R51 R11 on Control Head A YES No YES No ...

Страница 46: ... 0 675 V 1 346 V 1 997 V 2 650 V 3 300 V 0 008 V Up 0 675 V 1 2 3 1 346 V 4 5 6 7 1 997 V 8 9 0 2 650 V C B A 3 300 V Down Left Key P1 Right Key P2 P3 P4 Idle Key_Row Voltage TP402 No Right Voltage on DTMF keys Replace Q41 YES Button Tones Keys Okay A Does Q41 on Control Head operates well Replace U8 on Control Head YES No ...

Страница 47: ...8488998U01 Main Board Top Side 8488998U01 Main Board Bottom Side Page 4 3 Page 4 3 SCHEMATICS Sheet 1 of 1 Page 4 4 Parts List 8488998U01 Page 4 5 Table 4 2 Control Head Diagrams and Parts Lists PCB Control Head CM300 PM400 8489714U01 Main Board Top Side 8489714U01 Main Board Bottom Side Page 4 6 Page 4 6 SCHEMATICS Sheet 1 of 1 Page 4 7 Parts List 8489714U01 Page 4 8 ...

Страница 48: ...4 2 CONTROL HEAD PCB SCHEMATICS PARTS LISTS Notes ...

Страница 49: ...808 C809 C810 C811 C812 C813 C814 C815 C816 C817 C818 C819 C820 C821 C822 C823 C824 C825 C826 C827 C832 C833 C834 C836 M802 M803 M804 P801 Q802 Q803 Q804 Q805 Q806 Q811 Q812 R801 R802 R803 R804 R805 R806 R807 R808 R809 R810 R811 R813 R816 R818 R819 R820 R821 R822 R823 R824 R825 R826 R827 R829 R830 R831 R832 R833 R834 R839 R840 R841 R842 R843 R844 R845 R846 R847 R848 R849 R850 U801 VR802 VR803 VR80...

Страница 50: ... C 9 B 10 11 Z1 Z0 5 Z 4 Y1 1 Y0 2 Y 15 X0 12 X 14 VEE 7 VCC 16 GND 8 EN 6 1 M804 A U803 C834 1 M803 22 n 1 M801 C817 1 M802 20 VDD 16 LT 3 LE 5 G VR804 220 p C2 11 C1 2 BI 4 B2 U802 VSS 8 14 F 15 E 9 D2 10 D1 6 C824 12 B1 1 A2 13 A1 7 MC14511BFEL 220 p C826 220 p 220 p 220 p C818 C816 220 p C819 C821 220 p C820 220 p 220 p C822 C803 220 p C801 220 p C805 220 p 220 p 220 p C809 C807 C811 220 p C81...

Страница 51: ...3L03 PAD GROUNFD LCD M804 7588823L03 PAD GROUNFD LCD P801 2809926G01 CONN 1 25MM 2PIN SURMT Q801 4809940E02 TSTR NPN DIG DTC114YE Q802 4813824A10 TSTR NPN 40V 2A GEN P Q803 4809940E02 TSTR NPN DIG DTC114YE Q804 4809940E02 TSTR NPN DIG DTC114YE Q805 4809940E02 TSTR NPN DIG DTC114YE Q806 4809940E02 TSTR NPN DIG DTC114YE Q811 4809940E02 TSTR NPN DIG DTC114YE Q812 4809940E02 TSTR NPN DIG DTC114YE R801...

Страница 52: ... 14 U2 1 J103 C4 C8 C27 C38 C44 C45 C46 C47 C48 C49 C50 C51 C52 C53 C54 C55 C24 R13 R25 R44 R45 R46 R21 R22 R23 Q8 Q9 Q10 16 1 8 9 U8 C7 C15 R14 R40 C1 C14 C58 R16 R17 R31 R54 R3 C56 M2 Q41 R41 16 1 8 9 U41 C2 C3 C5 C29 C34 C42 R42 R43 C6 VR1 VR2 VR3 VR4 C43 Q13 Q14 R33 R37 R38 M1 C41 R12 R34 R35 R36 R48 R49 R50 8 7 5 6 3 2 1 4 9 J102 1 S6 D2 1 S5 D4 1 S3 D26 1 S4 D9 1 S1 D20 1 S2 D10 D18 D19 D3 D...

Страница 53: ...SERIN 14 SEROUT 9 VCC 16 CLK_S 11 EN_OE 13 GND 8 Q0 15 Q1 1 Q2 2 3 Q3 Q4 4 U8 MC74HC595A CLK_L 12 DNF 22K R46 R44 R45 0 J102 5 5 DNF 20K 3 J103 21 G1 R54 13K J102 3 10K R39 220pF DNF C55 J103 18 18 DNF 10K R6 R29 22K DNF C47 220pF 47K R37 R30 10K DNF 3 J103 8 8 130K J103 3 D4 HSMG C670 R11 M2 M4 220pF C46 220pF DNF DNF 9_3V C45 D16 HSMG C670 R35 D24 HSMG C670 0 R43 3 3K R41 DNF DNF S5 TOUCH_SW 2 1...

Страница 54: ...SMG C670 D23 4805729G75 HSMG C670 D24 4805729G75 HSMG C670 D25 4805729G75 HSMG C670 D26 4805729G75 HSMG C670 D27 4805729G75 HSMG C670 DS1 NOT PLACED LCD_36PIN J102 0908353Y02 CONN_J J103 0989241U02 CONN_J Circuit Ref Motorola Part No Description M1 7588823L03 CONTACT M2 7588823L03 CONTACT M3 7588823L03 CONTACT M4 7588823L03 CONTACT P101 2809926G01 CONN_P Q8 4809940E02 DTC114YE Q9 4809940E02 DTC114...

Страница 55: ...CM300 Radio VHF1 136 162 MHz 25 45 W Service Information M Issue May 2009 ...

Страница 56: ...he copyrighted computer program Accordingly any copyrighted Motorola computer programs contained in the Motorola products described in this manual may not be copied or reproduced in any manner without the express written permission of Motorola Furthermore the purchase of Motorola products shall not be deemed to grant either directly or by implication estoppel or otherwise any license under the cop...

Страница 57: ... 2 4 4 2 Fractional N Synthesizer 2 5 4 3 Voltage Controlled Oscillator VCO 2 6 4 4 Synthesizer Operation 2 7 5 0 Controller Theory of Operation 2 8 5 1 Radio Power Distribution 2 8 5 2 Protection Devices 2 10 5 3 Automatic On Off 2 10 5 4 Microprocessor Clock Synthesiser 2 11 5 5 Serial Peripheral Interface SPI 2 12 5 6 SBEP Serial Interface 2 12 5 7 General Purpose Input Output 2 12 5 8 Normal M...

Страница 58: ... Troubleshooting Flow Chart for DC Supply 2 of 2 3 10 Chapter 4 VHF1 PCB SCHEMATICS PARTS LISTS 1 0 Allocation of Schematics and Circuit Boards 4 1 1 1 VHF1 and Controller Circuits 4 1 2 0 VHF 25 45 W Band 1 PCB 8486487Z03 Schematics 4 3 VHF 1 Interconnection between Main Board and Power Amplifier Compartment 4 3 VHF 1 136 162 MHz 25 45 W 8486487Z03 Top Side View 4 4 VHF 1 136 162 MHz 25 45 W 8486...

Страница 59: ...v VHF 1 136 162 MHz 25 45 W Microprocessor and Controller Circuits Sht 2 of 2 4 17 VHF 1 136 162 MHz 25 45 W Power Control Circuit 4 18 2 1 VHF 1 PCB 8486487Z03 Parts List 25 45 W 4 19 ...

Страница 60: ...vi Notes ...

Страница 61: ...1AN CM300 136 162 MHz 25 45 W 32 CH Item Description X PMUD1946_ CM300 Super Tanapa VHF1 25 45 W 32 CH X PMUD1962_ CM300 Tanapa VHF1 25 45 W 32 CH X PMLN4599_ Control Head X PMUD1962_S CM300 VHF1 Service Board X 6881096C22 CM300 User Guide bilingual X HKLN4220 CM300 User Guide CDROM Bilingual x Indicates one of each is required ...

Страница 62: ...nel Capacity CM300 32 Channels Channel Spacing 12 5 20 25 kHz Power Supply 13 8 Vdc 11 Vdc 16 6 Vdc negative Vehicle ground Dimensions L x W x H 4 65 X 6 67 X 1 73 118mm X 169 5mm X 44mm Weight 2 22 lbs 1 01 kg FCC Description ABZ99FT3049 Operating Temperature 30 to 60 C Display only 20 C to 60 C Storage Temperature 40 to 85 C Thermal Shock 40 to 80 C High Humidity 95 RH 50 C for 8 hrs ESD 15KV ai...

Страница 63: ... Specification VHF1 Sensitivity 12 dB SINAD 0 35 μV 12 5 kHz 0 3 μV 25 kHz Intermodulation 65 dB 12 5 kHz 75 dB 25 kHz Adjacent Channel Selectivity 65 dB 12 5 kHz 75 dB 25 kHz Spurious Response 75 dB Rated Audio Power 4 W typ Internal 7 5 W 5 External Audio Distortion 5 Hum and Noise 40 dB 12 5 kHz 45 dB 25 kHz Audio Response TIA603 and CEPT Conducted Spurious Emission per FCC Part 15 57 dBm 1 GHz...

Страница 64: ...1 4 MODEL CHART AND TECHNICAL SPECIFICATIONS Notes ...

Страница 65: ...tput is applied to the second filter 3 pole which has an insertion loss of 2 dB In Distance mode Q304 turns on and causes D305 to conduct thus bypassing C332 and R337 In Local mode the signal is routed through C332 and R337 thus inserting 7 dB attenuation Since the attenuator is located after the RF amplifier the receiver sensitivity is reduced only by 6 dB while the overall third order input inte...

Страница 66: ...in of the first stage U101 is adjustable and is controlled by pin 7 of U103 2 via U103 3 and U102 1 It is followed by an LDMOS driver Q105 and final stage Q100 Figure 2 2 VHF Transmitter Block Diagram Devices U101 Q105 and Q100 are surface mounted Two screws with Belleville washers provide direct pressure ensuring good thermal contact between both the driver and final stage and the chassis 3 1 Fir...

Страница 67: ...d using the Tuner Care must be taken not to damage the device by exceeding the maximum allowed bias voltage The device s drain current is drawn directly from the radio s DC supply voltage input B via L117 and L115 A matching network consisting of C1004 5 C1008 C1096 C1013 C1019 L116 and two striplines transforms the impedance to 50 ohms and feeds the directional coupler 3 4 Bi Directional Coupler ...

Страница 68: ...ure The voltage divider output is routed to an operational amplifier U103 and then goes to the summing junction The Zener Diode VR101 keeps the loop control voltage below 5 6 V and eliminates the DC current from the 9 3 regulator U501 A local loop for the Pre Driver U101 is used in order to stabilize the current for this stage In Rx mode the two transistors Q101 and Q102 go to saturation and shut ...

Страница 69: ... voltage of 4 5 Vdc VSF at U200 pin 28 This supplies 4 5 V to the VCO Buffer IC U201 To generate a high voltage to supply the phase detector charge pump output stage at pin VCP U200 pin 47 while using a low voltage 3 3 Vdc supply a 13 V positive voltage multiplier is used D200 D201 and capacitors C2024 2025 2026 2055 2027 2001 Output lock U200 pin 4 provides information about the lock status of th...

Страница 70: ...ough the frequency range of 146 174 MHz and at D203 tunes the RX VCO through the frequency range of 190 219 MHz The external RX amplifier is used to increase the output from U201 pin 8 from 3 4 dBm to the required 15dBm for proper mixer operation In TX mode the modulation signal from the LVFRAC N U200 pin 41 is applied to the VCO by way of the modulation circuit D205 R212 R211 C2073 Presc RX TX Q2...

Страница 71: ...a current from U200 pin 43 IOUT The loop filter consisting of R224 R217 R234 C2074 C2075 C2077 C2078 C2079 C2080 C2028 and L205 transforms this current into a voltage that is applied the varactor diodes D203 and D204 for RX and TX respectively The output frequency is determined by this control voltage The current can be set to a value fixed in the LVFRAC N or to a value determined by the currents ...

Страница 72: ...y cable enables you to connect accessories to the radio such as an external speaker emergency switch foot operated PTT and ignition sensing etc Figure 2 5 Controller Block Diagram 5 1 Radio Power Distribution Voltage distribution is provided by five separate devices U514 P cH FET Batt Ext_SWB U501 LM2941T 9 3 V U503 LP2951CM 5 V U508 MC 33269DTRK 3 3 V U510 LP2986ILDX 3 3 V Digital External Microp...

Страница 73: ...uce high frequency noise and provide proper operation during battery transients U510 provides a reset output that goes to 0 volts if the regulator output goes below 3 1 volts This is used to reset the controller to prevent improper operation Voltage regulator U508 provides 3 3 V for the RF circuits and ASFIC_CMP Input and output capacitors are used to reduce the high frequency noise and provide pr...

Страница 74: ...ce high current through Q500 collector This will move Q500 out of saturation and consequently Q503 will cut off S5010 pin 6 will get ignition voltage through R601 for load dump R610 R610 C678 are for ESD protection VR501 R5074 and D500 When S5010 is ON Filt_B passes through S5010 pin 5 D511 R5069 R5037 and base of Q505 and inserts Q505 into saturation This pulls U501 pin 2 through R5038 D502 to 0 ...

Страница 75: ...erates a 16 8 MHz waveform that is routed from the RF section to the ASFIC CMP pin 34 For the main board controller the ASFIC CMP uses 16 8 MHz as a reference input clock signal for its internal synthesizer The ASFIC CMP in addition to audio circuitry has a programmable synthesizer which can generate a synthesized signal ranging from 1200 Hz to 32 769 MHz in 1200 Hz steps When power is first appli...

Страница 76: ...hip select line is returned to logic 1 5 6 SBEP Serial Interface The SBEP serial interface allows the radio to communicate with the Customer Programming Software CPS or the Global Tuner via the Radio Interface Box RIB or the cable with internal RIB This interface connects to the SCI pin via control head connector J2 pin 17 and to the accessory connector P1 6 and comprises BUS The line is bi direct...

Страница 77: ...cifically the logic high levels should be between 3 1 and 3 3 V and the logic low levels should be between 0 and 0 2 V No other intermediate levels should be observed and the rise and fall times should be 30ns The low order address lines ADDR 0 ADDR 7 and the data lines DATA 0 DATA 7 should be toggling at a high rate e g you should set your oscilloscope sweep to 1us div or faster to observe indivi...

Страница 78: ...6 1 Audio Signalling Filter IC and Compander ASFIC CMP The ASFIC CMP U504 used in the controller has the following four functions 1 RX TX audio shaping i e filtering amplification attenuation 2 RX TX signaling PL DPL HST MDC 3 Squelch detection 4 µP clock signal generation The ASFIC CMP is programmable through the SPI BUS U504 pins 20 21 22 normally receiving 19 bytes This programming sets up vari...

Страница 79: ...etween two paths with different gain to support Low Cost Mic Mic with out amplifier in it and Standard Mic 7 1 1 Low Cost Microphone Hook Pin is shorted to Pin 1 9 3 V inside the Low Cost Mic This routes 9 3 V to R429 and creates 2 6 V on MIC_SENSE u P U403 67 by Voltage Divider R429 R430 U403 senses this voltage and sends command to ASFIC_CMP U504 to get GCB3 0 The audio signal is routed from C50...

Страница 80: ...g The FLAT TX AUDIO signal from accessory connector P1 pin 5 is fed to the ASFIC CMP U504 pin 42 through U509 pin 2 to U509 pin 15 via U506 OP AMP circuit and C5057 The ASFIC has an internal AGC that can control the gain in the mic audio path The AGC can be disabled enabled by the µP Another feature that can be enabled or disabled in the ASFIC is the VOX This circuit along with Capacitor C5023 at ...

Страница 81: ...lters out any audio below 300 Hz so these tones are never heard in the actual system Only one type of sub audible data can be generated by U504 ASFIC CMP at any one time The process is as follows using the SPI BUS the µP programs the ASFIC CMP to set up the proper low speed data deviation and select the PL or DPL filters The µP then generates a square wave which strobes the ASFIC PL DPL encode inp...

Страница 82: ...ing schemes are based on sending a combination of 1200 Hz and 1800 Hz tones only Microphone audio is muted during high speed data signaling 8 3 Dual Tone Multiple Frequency DTMF Data DTMF data is a dual tone waveform used during phone interconnect operation It is the same type of tones which are heard when using a Touch Tone telephone There are seven frequencies with four in the low group 697 770 ...

Страница 83: ...signal on CH ACT A squelch tail circuit is used to produce SQ DET U504 17 from CH ACT The state of CH ACT and SQ DET is high logic 1 when carrier is detected otherwise low logic 0 CH ACT is routed to the µP pin 84 while SQ DET is routed to the µP pin 83 SQ DET is used to determine all audio mute unmute decisions except for Conventional Scan In this case CH ACT is a pre indicator as it occurs sligh...

Страница 84: ...through one of the two low pass filters either the PL low pass filter or the DPL LST low pass filter Either signal is then filtered and goes through a limiter and exits the ASFIC CMP at LSIO U504 pin 18 At this point the signal will appear as a square wave version of the sub audible signal which the radio received The µP U403 pin 80 will decode the signal directly to determine if it is the tone co...

Страница 85: ...signal from the ASFIC CMP pin 39 URXOUT or the unfiltered flat audio signal from the ASFIC CMP pin 10 UIO Resistors R5034 and R5021 determine the gain of op amp U505 pin 6 for the filtered audio while R5032 and R5021 determine the gain for the flat Audio The output of U505 pin 7 is then routed to P1 pin 11 via DC blocking capacitor C5003 Note that any volume adjustment of the signal on this path m...

Страница 86: ...peaker for alert tones The alert tone itself can be generated in one of two ways internally by the ASFIC CMP or externally using the µP and the ASFIC CMP The allowable internal alert tones are 304 608 911 and 1823 Hz In this case a code contained within the SPI BUS load to the ASFIC CMP sets up the path and determines the tone frequency and at what volume level to generate the tone It does not hav...

Страница 87: ...etailed circuit descriptions in the theory of operation sections prior to troubleshooting a radio Most troubleshooting charts end up by pointing to an IC to replace It is not always noted but it is good practice to verify supplies and grounds to the affected IC and to trace continuity to the malfunctioning signal and related circuitry before replacing any IC For instance if a clock signal is not a...

Страница 88: ...eck Q304 D305 and U403 LO POWER OK Go to SYN Section Yes Yes No No Go to A Yes 3 V to U301 Okay No Check LOC_DIST Go to DC Section Yes Check D301 304 Replace IF Filters FL304 FL301 If problem in 25 KHz spacing Check TP1 Check 5V on R337 UHF R336 VHF 5V IF AMP OK Go to DC Section Yes No Check 3V on R338 No Problem in 12 5 KHz and 25 KHz channel spacing Either 12 5K or 25K channel spacing having pro...

Страница 89: ...dBm CW to RF connector Check Power on C335 UHF C332 VHF RF Power 28 dBM Yes No Check Power on C337 UHF C336 VHF Go to DC Section Check the component Antenna to Mixer circuitry problem Replace Q303 Q301 Check passive components RF Power 28 dBM Yes No Replace Q305 Q300 U302 Check passive components Check Y301 44 395 MHz Y301 OK Yes No Replace Q302 Y300 Check D301 304 Replace Y301 3V to U301 OK Yes N...

Страница 90: ...ncrease when keyed Check power settings tuning components between U103 Pin 3 and ASFIC Pin 6 before replacing ASFIC Control Voltage at TP150 4Vdc Check PA Stages 4A VoltageU103 pin 5 4 7V U103 Pin 3 1 6Vdc U100 Pin 3 1 8Vdc Check 9 3V Regulator U501 Yes Yes No No Yes Check U103 Check forward Power Sense Circuit No Short U100 Pin 3 to ground Voltage at TP150 rises Check PA Stages Check Forward Powe...

Страница 91: ...hen keyed DC Voltage at Q101 base 0 DC Voltage at U103 Pin 8 Check U510 Check resistive network at Pin 9 and 10 of U103 before replacing U101 DC Voltage at C1095 Check Final PA Stages ASFIC U504 Pin 5 2 3V Check components between ASFIC and Q105 before replacing Q105 DC Voltage at U103 Pin 10 8 9V Check Q101 R122 R197 R153 R136 R165 R168 Check U103 before re placing U101 No No Yes 5V 2 to 5V 2 3V ...

Страница 92: ... Voltage Q105 gate 1V RF Voltage Q100 gate 1 5V Check components between Q100 antenna connector Replace Q100 Check FGU Check components between C1044 C1117 Check components between C1117 Q105 Check components between Q105 Q100 No No Yes Yes 1 4Vdc Supply Voltage Check components between ASFIC Q100 before re placing Q100 RF Voltage after C1044 100mV Check Bias Tuning before replacing ASFIC U504 Yes...

Страница 93: ...DC in Tx 40 mVDC in Rx Replace U200 Remove Shorts Is there a short between Pin 47 and Pins 14 15 of U200 Is RF level at U200 Pin 32 12 x 25 dBm Replace U200 If C2052 R208 C2067 C2068 C210 are OK then see VCO troubleshooting chart Are Waveforms at Pins 14 15 triangular Do Pins 7 8 9 of U200 toggle when channel is changed Check programming lines between U403 and U200 Pins 7 8 9 Replace U200 Check µP...

Страница 94: ...NO NO YES YES TX VCO RX VCO Correct Problem Visual check of board OK Make sure U508 is working correctly and runner between U508 Pin 1 and U201 Pin 14 18 is OK Check runner between U200 Pin 2 and U201 Pin 19 Is RF available If all parts from U200 Pin 8 to Base of Q200 are OK replace U200 Check parts between TP1 and Q200 Power OK but no modulation Check Transmiter Pre Driver If all parts associated...

Страница 95: ... point should be retested using a rising edge triggered oscilloscope If the voltage is still absent then another voltage should be tested using the oscilloscope If that voltage is present then the original voltage supply in question is defective and requires investigation of associated circuitry Check VDC on C5008 V 3 3V Check Voltage on C5043 No Go to D3_3V Yes 9v V 9 8v Go to Start No Replace U5...

Страница 96: ...10 TROUBLESHOOTING CHARTS 5 1 Troubleshooting Flow Chart for DC Supply 2 of 2 Check VDC on C5007 V 3 3V Check Voltage on C5041 No Go to Digital Section Yes 9v V 9 8v Go to Start No Replace U510 Yes D3_3V ...

Страница 97: ...ller and VHF circuit components The VHF and Controller schematics and the related PCB and parts list are shown in the tables below Table 4 1 VHF1 25 45 W Diagrams and Parts Lists PCB 8486487Z03 Main Board Top Side 8486487Z03 Main Board Bottom Side Page 4 4 Page 4 5 SCHEMATICS Main Circuit Transmitter Synthesiser and VCO Receiver Front and Back End DC and Audio Ccts Microprocessor and Controller Cc...

Страница 98: ...4 2 VHF1 PCB SCHEMATICS PARTS LISTS Notes ...

Страница 99: ...atics FILT_SW_B 9V COMP_B DET VFWD DET_VRVS FILT_SW_B INTEGRATOR PA_BIAS PWR_SET RX RX_EN TX_EN TX_INJ V_CTRL_DRIVER 9V COMP_B DET_VFWD DET_VRVS FILT_SW_B INTEGRATOR PA_BIAS PWR_SET RX RX_EN TX_EN TX_INJ V_CTRL_DRIVER 9V VHF 1 Interconnection between Main Board and Power Amplifier Compartment ...

Страница 100: ...02 C5103 C5110 C5111 C5112 CR300 D101 D104 D200 D201 D203 D204 D205 D301 D302 D303 D304 D400 D401 D500 D502 D513 2 3 4 5 6 FL300 2 3 FL301 2 3 FL302 4 3 2 FL303 4 3 2 FL304 J11 L102 L103 L104 L105 L106 L107 L111 L112 L113 L116 L119 L120 L122 L123 2 1 L124 L203 L204 L205 L206 L207 L210 L211 L213 L214 L215 L301 L304 L315 M1 M2 M3 M4 M5 1 M6 M7 M8 M9 M100 M101 M102 M103 M104 M105 M106 M107 M108 M109 ...

Страница 101: ...1 L310 1 L311 1 L312 1 L313 1 L314 L500 L501 L502 M111 M112 M113 M114 1 P2 Q101 Q102 Q103 1 2 3 Q105 Q106 Q200 Q300 Q301 Q303 Q304 Q306 Q401 Q403 Q404 Q405 Q408 Q409 Q410 Q411 Q412 Q413 Q416 Q417 Q501 Q502 Q504 Q505 Q506 R103 R104 R110 R111 R112 R113 R114 R115 R116 R117 R118 R120 R121 R122 R126 R127 R130 R131 R132 R134 R135 R136 R137 R138 R139 R140 R141 R142 R143 R144 R145 R147 R149 R153 R155 R156...

Страница 102: ...0 1000pF C622 1000pF C604 2 J2 1 1 P1 1 1 C625 1000pF 2 1000pF 2 VOX VSTBY VS_AUDIO_SEL VS_MIC uP_CLK C627 ONOFF_SENSE POST_LIMITER_FLAT_TX_AUDIO_RETURN_OPT_BRD RESET RX_AUDIO_OUTPUT_ACCESS_CONN RX_AUDIO_RETURN_OPT_BRD SPI_CLK SPI_MOSI SPKR SPKR SQ_DET TX_AUDIO_RETURN_OPT_BRD TX_AUDIO_SEND_OPT_BRD UNMUTED_RX_AUDIO_SEND_OPT_BRD VOL_INDIRECT D3_3V DETECTOR_AUDIO_SEND_OPT_BRD EMERGENCY_ACCES_CONN EME...

Страница 103: ...D_IN RX_IN J SPI_CLK TEST_POINT M102 1 V_CTRL_DRIVER PA_BIAS PWR_SET COMP_B DEMOD FILT_SW_B MOD_OUT M9 NUT 16 8MHz B BW_SEL M108 1 M7 TEST_POINT 1 M5 TEST_POINT 1 5V P2 1 1 TEST_POINT M1 1 3V 5V 9R 9V BW_SEL DEMOD LOC_DIST RSSI RX RX_EN RX_INJ 1 1 M109 1 M107 TEST_POINT M2 M103 TEST_POINT 1 9V 2 M105 1 P2 2 5V VCC COMP_B 9V DET VFWD DET_VRVS INTEGRATOR RX PWR_SET V_CTRL_DRIVER PA_BIAS FILT_SW_B TX...

Страница 104: ...2uF C1033 R167 2 2K 1000pF C1066 R109 30 4 7 R197 FLT_9V IF107 R134 47K C1057 1000pF 0 R199 NU 11 03nH L109 2 2K NU R169 C1060 1000pF 56pF C1012 R126 1 10uF C1027 220pF C1000 C1112 220pF R165 2 4K C1120 33pF L118 35U02 C1061 NU 1000pF R179 36 R182 10K R153 10K RFIN 16 RFOUT1 6 RFOUT2 7 VCNTRL 1 VD1 14 VG1 2 VG2 3 GND1 4 GND2 5 GND3 12 GND4 13 NC1 8 NC2 9 NC3 10 NC4 15 30C65 U101 17 EP G2 11 022uF ...

Страница 105: ...3303 U103 1 2 3 1 4 11 C1059 1000pF R190 1MEG C1013 15pF 7 5K R151 C1052 1000pF 470pF NU C1003 D107 VR102 5 6V 100pF C1004 82pF C1132 NU 1000pF 1 TP110 1 C1055 TP107 IF110 100pF C1006 R121 R120 100 C1056 NU 100 1000pF L103 1uH 47K R132 NU RT100 100K 51nH L111 68pF G1 C1108 J11 3 3 J11 4 33pF C1133 1000pF C1079 R156 10K 1 TP108 C1130 220pF 82pF C1011 NU 120nH L131 1 639m R101 R148 22K R150 47K 1000...

Страница 106: ... 1000pF C2034 R229 100 C2013 0 1u F R234 39 A1 A2 A3 K1 K2 K3 D200 C2025 01uF 150 R225 0 1uF C2077 1 3K R217 C2023 01uF 62pF C2054 0 R204 C2016 0 1uF 470pF C2048 VCO_MOD 3 OUT 1 IN Y201 14R06 16 8MHz 2 GND 4 GND1 1uH L205 12 VMULT4 11 13 VRO WARP 25 XTAL1 23 XTAL2 24 30 SFOUT 28 TEST1 37 TEST2 38 VBPASS 21 VCP 47 VMULT1 15 VMULT2 14 VMULT3 PD_VDD PREIN 32 PRE_GND 33 PRE_VDD 34 PVREF 35 REFSEL 18 S...

Страница 107: ...10 R220 L204 680nH SH202 SHIELD 1 C2069 5 6pF TX_EMITTER 15 TX_IADJ 1 TX_OUT 10 TX_SWITCH 13 VCC_BUFFERS 14 VCC_LOGIC 18 NC RX_BASE 5 RX_EMITTER 6 RX_IADJ 2 RX_OUT 8 RX_SWITCH 7 SUPER_FLTR 3 TRB_IN 19 TX_BASE 16 50U54 COLL_RFIN 4 FLIP_IN 20 GND_BUFFERS 11 GND_FLAG 9 17 GND_LOGIC PRESC_OUT 12 L215 U201 47nH 01uF C2022 0 R203 C2011 0 1uF 3 3pF C2044 820 R219 C2018 0 1uF R231 51 C2060 15pF R201 0 47n...

Страница 108: ...0pF C343 1000pF C325 10 R341 L303 1 2uH 1000pF C324 IF300 1 L310 33 47nH 47pF C300 C350 51pF C349 36pF Q301 3V 330pF C332 100 R337 C330 470pF Q300 C354 47pF 150pF C337 2 4K R327 Q304 470pF C328 Q306 C340 91pF 01uF C321 L309 33 47nH 15K R310 C347 56pF 33 47nH L314 82pF C344 1K R330 C351 47pF 62pF C346 C339 91pF 5V R333 430 R345 10K 220 R335 Q303 BFS540 L307 33 47nH 3 3pF C366 10 R343 L311 33 47nH S...

Страница 109: ...MIXOUT 4 OSCIN 3 OSCOUT 10 QUADIN 1 RFIN 2 RFIN_DEC 7 AUDIO_FEED 15 GND 18 IFAMPIN 16 IFAMPOUT 19 IFAMP_DEC1 17 IFAMP_DEC2 14 LIMIN 11 LIMOUT SA616 U300 8 20K R308 Q302 R307 20K C310 0 1uF C308 0 1uF 150nH L306 0 1uF C304 C342 82pF Q305 C314 0 1uF R319 12K GND 2 GND1 4 OUT 3 1 IN Y301 06B09 44 395MHz 0 R303 L315 27nH C361 18pF 0 1uF C315 1 SHIELD SH302 12K R315 D301 L313 33 47nH TC7W04F U301 1 R33...

Страница 110: ...F502 1 IF503 IF501 1MEG R5085 R5089 1MEG 0 1uF C5035 VR504 3 3V 9V 1000pF C5074 R5031 62K D513 D502 1000pF C5111 U514 FILT_B R5083 270K 1000pF C1088 100uF C1127 FILT_SW_B ONOFF_SENSE 9V B COMP_B POST_LIMITER_FLAT_TX_AUDIO_RETURN_OPT_BR DC_POWER_ON BATT_SENSE FLAT_TX_AUDIO_INPUT_ACCESS_CONN VOL_INDIRECT IGNITION EMERGENCY_SENSE DNP DNP DNP 3 3v Digital REGULATOR SOURCE 5V TO LVFRACN For mid_band 3 ...

Страница 111: ...CLK CLK168 34 20 CSX DACG 6 DACR 5 DACU 4 30C53 U504 AUDIO 41 C5014 2 2uF 82pF C5090 220pF C5098 U506 2 LM2904 6 5 7 8 4 C5021 0 1uF 220pF C5099 R5025 100K 0 1uF C5032 C5071 1000pF 3V 3V C5087 120pF 10K R5055 C5009 10uF 1000pF C5073 510 R5076 C5079 1000pF 3V C5100 220pF C5050 0 1uF 8 2K R5063 C5033 0 1uF R5054 10K R5014 0 C5011 10uF 4 7uF B C5044 1000pF C5072 R5027 270K 8 4 U506 1 LM2904 2 3 1 3V ...

Страница 112: ...C7_DATA7 37 PB1_ADDR9 10 PB2_ADDR10 11 PB3_ADDR11 9 PB4_ADDR12 21 PB5_ADDR13 15 PB6_ADDR14 8 PB7_ADDR15 7 PBO_ADDR8 14 PA0_IC3 79 PA1_IC2 80 PA2_IC1 81 PA3_IC4_OC5_OC1 82 PA4_OC4_OC1 83 PA5_OC3_OC1 84 PA6_OC2_OC1 85 PA7_PA1_OC1 86 AVDD 59 AVSS 70 ECLK 89 EXTAL 90 IRQ 96 95 LVOUT MODA_LIR 58 MODB_VSTBY 57 MC68HC11FL0 U403 C402 0 1uF D40 D3_3V D3_3V 1 TP400 TEST_POINT 0 1uF C408 100K R423 D3_3V 0 1u...

Страница 113: ...408 TEST_POIN T 1 Q411 Q401 Q415 6 8V VR400 D402 R468 DNP R467 DNP D3_3V D3_3V DNP R469 Q413 R457 3 3K DNP R466 Q414 D3_3V Q409 R406 0 0 D3_3V R407 D3_3V Q412 10K R470 Q403 Q410 R445 10K Q416 10K R422 Q405 D3_3V 10K R440 R435 33K 0 R404 10K Q404 R444 D3_3V SPI_CLK SPI_MOSI BOOT_EN_IN_CH VSTBY SCI_CH HOOK_CH VS_INT VS_RAC VS_CS PROG_OUT ALARM_4 PROG_IO P8_ O PROG_IO P12_O PROG_IO P14_O VS_AUDIO_SEL...

Страница 114: ...045 1000pF 1uH IF702 L101 1 IF701 1 IF700 NU 1000pF C1082 C1076 1000pF 7 8 4 1000pF C1075 3 1 8 4 U100 2 LM2904 6 5 U100 1 LM2904 2 C1071 1000pF 22K R146 C1049 1000pF D101 6 2K R164 R144 22K C1048 1000pF C1047 DET_VFWD INTEGRATOR DET_VRVS FILT_SW_B 1000pF VHF 1 136 162 MHz 25 45 W Power Control Circuit ...

Страница 115: ... PLACED CAP 22pF C360 NOT PLACED CAP 22pF C361 2113740F33 CAP 18pF Circuit Ref Motorola Part No Description C362 2113740F33 CAP 18pF C363 NOT PLACED CAP 12pF C364 2113740F25 CAP 8 2pF C365 2113740F34 CAP 20pF C366 NOT PLACED CAP 3 3pF C367 NOT PLACED CAP 2 7pF C400 2113741F25 CAP 1000pF C401 2113743K15 CAP 0 1uF C402 2113743K15 CAP 0 1uF C403 2113743K15 CAP 0 1uF C404 2113743K15 CAP 0 1uF C405 211...

Страница 116: ... 2113740F63 CAP 330pF C1064 2113741F25 CAP 1000pF C1065 2113740F63 CAP 330pF Circuit Ref Motorola Part No Description C1066 2113741F25 CAP 1000pF C1067 2113741F25 CAP 1000pF C1068 2113741F13 CAP 330pF C1069 NOT PLACED CAP 330pF C1070 2113741F25 CAP 1000pF C1071 2113741F25 CAP 1000pF C1072 2113741F25 CAP 1000pF C1073 NOT PLACED CAP 1000pF C1074 2113741F25 CAP 1000pF C1075 2113741F25 CAP 1000pF C107...

Страница 117: ...F67 CAP 470pF C2049 NOT PLACED CAP 470pF C2050 2113740F67 CAP 470pF C2051 2113740F59 CAP 220pF Circuit Ref Motorola Part No Description C2052 2113740F67 CAP 470pF C2053 NOT PLACED CAP 100pF C2054 2113740L37 CAP 62pF C2055 2113740F35 CAP 22pF C2056 2113740F33 CAP 18pF C2057 2113740F33 CAP 18pF C2058 2113740F33 CAP 18pF C2059 2113740F33 CAP 18pF C2060 2113740F31 CAP 15pF C2061 2113740F29 CAP 12pF C2...

Страница 118: ...AP 82pF C5090 2113740F49 CAP 82pF C5091 2113740F49 CAP 82pF C5092 2113740F59 CAP 220pF Circuit Ref Motorola Part No Description C5094 2113740F59 CAP 220pF C5095 2113740F59 CAP 220pF C5096 2113740F59 CAP 220pF C5097 2113740F59 CAP 220pF C5098 2113740F59 CAP 220pF C5099 2113740F59 CAP 220pF C5100 2113740F59 CAP 220pF C5101 NOT PLACED CAP 1000pF C5102 NOT PLACED CAP 0 1uF C5103 NOT PLACED CAP 0 1uF C...

Страница 119: ...33 47nH L301 2462587X69 IDCTR 1 2uH L302 2462587X69 IDCTR 1 2uH Circuit Ref Motorola Part No Description L303 2462587N69 IDCTR 1 2uH L304 2483411T74 IDCTR 1 2uH L305 2413926K31 IDCTR 470nH L306 2462587N55 IDCTR 150nH L307 2460591G24 IDCTR 33 47nH L308 2460591G24 IDCTR 33 47nH L309 2460591G24 IDCTR 33 47nH L310 2460591G24 IDCTR 33 47nH L311 2460591G24 IDCTR 33 47nH L312 2460591G24 IDCTR 33 47nH L31...

Страница 120: ...62057A81 RES 22K R149 0662057A81 RES 22K R150 0662057A89 RES 47K R151 0662057A70 RES 7 5K Circuit Ref Motorola Part No Description R153 0662057A73 RES 10K R155 NOT PLACED RES 10K R156 0662057A73 RES 10K R157 0662057A91 RES 56K R158 0662057A67 RES 5 6K R159 NOT PLACED RES 5 6K R160 0662057A61 RES 3 3K R161 0662057A61 RES 3 3K R162 0662057A61 RES 3 3K R163 0662057A61 RES 3 3K R164 0662057A68 RES 6 2...

Страница 121: ...0 0662057A18 RES 51 R341 0662057A01 RES 10 R342 0662057A01 RES 10 R343 0662057A01 RES 10 Circuit Ref Motorola Part No Description R344 0662057A01 RES 10 R345 0662057A73 RES 10K R346 0662057A73 RES 10K R401 0662057C85 RES 2 7K R402 0662057B47 RES 0 R403 0662057B47 RES 0 R404 0662057B47 RES 0 R405 0662057B47 RES 0 R406 0662057B47 RES 0 R407 0662057B47 RES 0 R414 0662057B47 RES 0 R415 NOT PLACED RES ...

Страница 122: ...R5065 0662057A68 RES 6 2K R5066 0662057A49 RES 1K Circuit Ref Motorola Part No Description R5067 NOT PLACED RES 6 2K R5068 NOT PLACED RES 6 2K R5069 0662057A73 RES 10K R5070 0662057A57 RES 2 2K R5071 0662057A57 RES 2 2K R5072 0662057A65 RES 4 7K R5073 0662057A49 RES 1K R5074 0662057A49 RES 1K R5075 0662057A42 RES 510 R5076 0662057A42 RES 510 R5077 0662057A36 RES 300 R5078 0662057A25 RES 100 R5079 ...

Страница 123: ...NOT PLACED MMBZ5232B 5 6V ZENER VR401 4813830G12 MMSZ4687T1 4 3V ZENER VR402 4813830A09 MMBZ5226B 3 3V ZENER VR500 4813832C77 MR2835S 24V ZENER VR501 4813830A14 MMBZ5231B 5 1V ZENER Circuit Ref Motorola Part No Description VR502 NOT PLACED MMSZ4686T1 3 9V ZENER VR503 4813830G09 MMSZ4684 3 3V ZENER VR504 4813830G09 MMSZ4684 3 3V ZENER VR692 4813830A75 MMBZ20VAL 20V DUAL ZENER VR693 4813830A77 MMBZ3...

Страница 124: ...4 28 VHF 25 45 W Band 1 PCB 8486487Z03 Schematics Notes ...

Страница 125: ...CM200 CM300 PM400 Radios VHF2 146 174 MHz 1 25 W Service Information M Issue May 2009 ...

Страница 126: ...he copyrighted computer program Accordingly any copyrighted Motorola computer programs contained in the Motorola products described in this manual may not be copied or reproduced in any manner without the express written permission of Motorola Furthermore the purchase of Motorola products shall not be deemed to grant either directly or by implication estoppel or otherwise any license under the cop...

Страница 127: ...llator 2 4 4 2 Fractional N Synthesizer 2 5 4 3 Voltage Controlled Oscillator VCO 2 6 4 4 Synthesizer Operation 2 7 5 0 Controller Theory of Operation 2 8 5 1 Radio Power Distribution 2 8 5 2 Protection Devices 2 10 5 3 Automatic On Off 2 10 5 4 Microprocessor Clock Synthesiser 2 11 5 5 Serial Peripheral Interface SPI 2 12 5 6 SBEP Serial Interface 2 12 5 7 General Purpose Input Output 2 12 5 8 No...

Страница 128: ...3 VHF2 Interconnection between Main Board and Power Amplifier Compartment 4 3 VHF2 146 174 MHz 1 25 W 8488977U01 rev P9 4 4 VHF2 146 174 MHz 1 25 W 8488977U01 rev P9 4 5 VHF2 146 174 MHz 1 25 W Main Circuit Sht 1 of 2 4 6 VHF2 146 174 MHz 1 25 W Main Circuit Sht 2 of 2 4 7 VHF2 146 174 MHz 1 25 W Transmitter Sht 1 of 2 4 8 VHF2 146 174 MHz 1 25 W Transmitter Sht 2 of 2 4 9 VHF2 146 174 MHz 1 25 W ...

Страница 129: ...HF2 146 174 MHz 1 25 W Synthesiser and VCO Sht 2 of 2 4 37 VHF2 146 174 MHz 1 25 W Receiver Front and Back End Sht 1 of 2 4 38 VHF2 146 174 MHz 1 25 W Receiver Front and Back End Sht 2 of 2 4 39 VHF2 146 174 MHz 1 25 W DC and Audio Circuits Sht 1 of 2 4 40 VHF2 146 174 MHz 1 25 W DC and Audio Circuits Sht 2 of 2 4 41 VHF2 146 174 MHz 1 25 W Microprocessor and Controller Circuits Sht 1 of 2 4 42 VH...

Страница 130: ...vi Notes ...

Страница 131: ...uper Tanapa VHF2 1 25 W 64 CH X FLD1933_ CM200 Tenapa VHF2 1 25 W 4 CH X PMUD1882_ CM300 Tanapa VHF2 1 25 W 32 CH X PMUD1882_ PM400 Tanapa VHF2 1 25 W 64 CH X PMLN4598_ Control Head X PMLN4599_ Control Head X FLN3108_AN Control Head X FLD1933_S CM200 VHF2 Service Board X PMUD1882_S CM300 VHF2 Service Board X PMUD1882_S PM400 VHF2 Service Board X 6902966C30 CM200 User Guide bilingual X 6881096C22 C...

Страница 132: ...Capacity CM200 4 CM300 32 PM400 64 Channel Spacing 12 5 20 25 kHz Power Supply 13 8 Vdc 11 Vdc 16 6 Vdc negative Vehicle ground Dimensions L x W x H 4 65 X 6 67 X 1 73 118mm X 169 5mm X 44mm Weight 2 25 lbs 1 01 kg FCC Description AZ492FT3805 Operating Temperature 30 to 60 C Display only 20 C to 60 C Storage Temperature 40 to 85 C Thermal Shock 40 to 80 C High Humidity 95 RH 50 C for 8 hrs ESD 15K...

Страница 133: ...Receiver Specification VHF2 Sensitivity 12 dB SINAD 0 35 μV 12 5 kHz 0 3 μV 25 kHz Intermodulation 65 dB 12 5 kHz 75 dB 25 kHz Adjacent Channel Selectivity 65 dB 12 5 kHz 75 dB 25 kHz Spurious Response 75 dB Rated Audio Power 4 W typ Internal 7 5 W 5 External Audio Distortion 5 Hum and Noise 40 dB 12 5 kHz 45 dB 25 kHz Audio Response TIA603 and CEPT Conducted Spurious Emission per FCC Part 15 57 d...

Страница 134: ...1 4 MODEL CHART AND TECHNICAL SPECIFICATIONS Notes ...

Страница 135: ...put is applied to the second filter 3 pole which has an insertion loss of 1 5 dB In Distance mode Q304 turns on and causes D305 to conduct thus bypassing C322 and R337 In Local mode the signal is routed through C322 and R337 thus inserting 7 dB attenuation Since the attenuator is located after the RF amplifier the receiver sensitivity is reduced only by 6 dB while the overall third order input int...

Страница 136: ...MOS technology The gain of the first stage U101 and the second stage Q105 is adjustable and is controlled by pin 7 of U103 2 via U103 3 and U102 1 It is followed by an LDMOS final stage Q100 Figure 2 2 VHF Transmitter Block Diagram Devices U101 Q105 and Q100 are surface mounted A metal clip ensures good thermal contact between both the driver and final stage and the chassis 3 1 First Power Control...

Страница 137: ...eplaced the bias voltage must be tuned using the Tuner Care must be taken not to damage the device by exceeding the maximum allowed bias voltage The device s drain current is drawn directly from the radio s DC supply voltage input B via L117 and L115 A matching network consisting of C1004 5 C1008 9 C1021 C1013 C1019 L116 and two striplines transforms the impedance to 50 ohms and feeds the directio...

Страница 138: ...tage divider output is routed to an operational amplifier U103 and then goes to the summing junction The Zener Diode VR101 keeps the loop control voltage below 5 6 V and eliminates the DC current from the 9 3 regulator U501 Two local loops for the Pre Driver U101 and for the Driver Q105 are used in order to stabilize the current for each stage In Rx mode the two transistors Q101 and Q102 go to sat...

Страница 139: ... voltage of 4 5 Vdc VSF at U200 pin 28 This supplies 4 5 V to the VCO Buffer IC U201 To generate a high voltage to supply the phase detector charge pump output stage at pin VCP U200 pin 47 while using a low voltage 3 3 Vdc supply a 13 V positive voltage multiplier is used D200 D201 and capacitors C2024 2025 2026 2055 2027 2001 Output lock U200 pin 4 provides information about the lock status of th...

Страница 140: ...ough the frequency range of 146 174 MHz and at D203 tunes the RX VCO through the frequency range of 190 219 MHz The external RX amplifier is used to increase the output from U201 pin 9 from 3 4 dBm to the required 15dBm for proper mixer operation In TX mode the modulation signal from the LVFRAC N U200 pin 41 is applied to the VCO by way of the modulation circuit D205 R212 R211 C2073 Presc RX TX Q2...

Страница 141: ...a current from U200 pin 43 IOUT The loop filter consisting of R224 R217 R234 C2074 C2075 C2077 C2078 C2079 C2080 C2028 and L205 transforms this current into a voltage that is applied the varactor diodes D203 and D204 for RX and TX respectively The output frequency is determined by this control voltage The current can be set to a value fixed in the LVFRAC N or to a value determined by the currents ...

Страница 142: ...y cable enables you to connect accessories to the radio such as an external speaker emergency switch foot operated PTT and ignition sensing etc Figure 2 5 Controller Block Diagram 5 1 Radio Power Distribution Voltage distribution is provided by five separate devices U514 P cH FET Batt Ext_SWB U501 LM2941T 9 3 V U503 LP2951CM 5 V U508 MC 33269DTRK 3 3 V U510 LP2986ILDX 3 3 V Digital External Microp...

Страница 143: ...uce high frequency noise and provide proper operation during battery transients U510 provides a reset output that goes to 0 volts if the regulator output goes below 3 1 volts This is used to reset the controller to prevent improper operation Voltage regulator U508 provides 3 3 V for the RF circuits and ASFIC_CMP Input and output capacitors are used to reduce the high frequency noise and provide pr...

Страница 144: ...ce high current through Q500 collector This will move Q500 out of saturation and consequently Q503 will cut off S5010 pin 6 will get ignition voltage through R601 for load dump R610 R610 C678 are for ESD protection VR501 R5074 and D500 When S5010 is ON Filt_B passes through S5010 pin 5 D511 R5069 R5037 and base of Q505 and inserts Q505 into saturation This pulls U501 pin 2 through R5038 D502 to 0 ...

Страница 145: ...N generates a 16 8 MHz waveform that is routed from the RF section to the ASFIC CMP pin 34 For the main board controller the ASFIC CMP uses 16 8 MHz as a reference input clock signal for its internal synthesizer The ASFIC CMP in addition to audio circuitry has a programmable synthesizer which can generate a synthesized signal ranging from 1200 Hz to 32 769 MHz in 1200 Hz steps When power is first ...

Страница 146: ...ine is returned to logic 1 5 6 SBEP Serial Interface The SBEP serial interface allows the radio to communicate with the Customer Programming Software CPS or the Global Tuner via the Radio Interface Box RIB or the cable with internal RIB This interface connects to the SCI pin via control head connector J2 pin 17 and to the accessory connector P1 6 and comprises BUS The line is bi directional meanin...

Страница 147: ...gic levels Specifically the logic high levels should be between 3 1 and 3 3 V and the logic low levels should be between 0 and 0 2 V No other intermediate levels should be observed and the rise and fall times should be 30 ns The low order address lines ADDR 0 ADDR 7 and the data lines DATA 0 DATA 7 should be toggling at a high rate e g you should set your oscilloscope sweep to 1us div or faster to...

Страница 148: ...6 1 Audio Signalling Filter IC and Compander ASFIC CMP The ASFIC CMP U504 used in the controller has the following four functions 1 RX TX audio shaping i e filtering amplification attenuation 2 RX TX signaling PL DPL HST MDC 3 Squelch detection 4 µP clock signal generation The ASFIC CMP is programmable through the SPI BUS U504 pins 20 21 22 normally receiving 19 bytes This programming sets up vari...

Страница 149: ...etween two paths with different gain to support Low Cost Mic Mic with out amplifier in it and Standard Mic 7 1 1 Low Cost Microphone Hook Pin is shorted to Pin 1 9 3 V inside the Low Cost Mic This routes 9 3 V to R429 and creates 2 6 V on MIC_SENSE u P U403 67 by Voltage Divider R429 R430 U403 senses this voltage and sends command to ASFIC_CMP U504 to get GCB3 0 The audio signal is routed from C50...

Страница 150: ... The FLAT TX AUDIO signal from accessory connector P1 pin 5 is fed to the ASFIC CMP U504 pin 42 through U509 pin 2 to U509 pin 15 via U506 OP AMP circuit and C5057 The ASFIC has an internal AGC that can control the gain in the mic audio path The AGC can be disabled enabled by the µP Another feature that can be enabled or disabled in the ASFIC is the VOX This circuit along with Capacitor C5023 at U...

Страница 151: ...lters out any audio below 300 Hz so these tones are never heard in the actual system Only one type of sub audible data can be generated by U504 ASFIC CMP at any one time The process is as follows using the SPI BUS the µP programs the ASFIC CMP to set up the proper low speed data deviation and select the PL or DPL filters The µP then generates a square wave which strobes the ASFIC PL DPL encode inp...

Страница 152: ...ing schemes are based on sending a combination of 1200 Hz and 1800 Hz tones only Microphone audio is muted during high speed data signaling 8 3 Dual Tone Multiple Frequency DTMF Data DTMF data is a dual tone waveform used during phone interconnect operation It is the same type of tones which are heard when using a Touch Tone telephone There are seven frequencies with four in the low group 697 770 ...

Страница 153: ...signal on CH ACT A squelch tail circuit is used to produce SQ DET U504 17 from CH ACT The state of CH ACT and SQ DET is high logic 1 when carrier is detected otherwise low logic 0 CH ACT is routed to the µP pin 84 while SQ DET is routed to the µP pin 83 SQ DET is used to determine all audio mute unmute decisions except for Conventional Scan In this case CH ACT is a pre indicator as it occurs sligh...

Страница 154: ...through one of the two low pass filters either the PL low pass filter or the DPL LST low pass filter Either signal is then filtered and goes through a limiter and exits the ASFIC CMP at LSIO U504 pin 18 At this point the signal will appear as a square wave version of the sub audible signal which the radio received The µP U403 pin 80 will decode the signal directly to determine if it is the tone co...

Страница 155: ...signal from the ASFIC CMP pin 39 URXOUT or the unfiltered flat audio signal from the ASFIC CMP pin 10 UIO Resistors R5034 and R5021 determine the gain of op amp UU505 pin 6 for the filtered audio while R5032 and R5021 determine the gain for the flat Audio The output of U505 pin 7 is then routed to P1 pin 11 via DC blocking capacitor C5003 Note that any volume adjustment of the signal on this path ...

Страница 156: ...peaker for alert tones The alert tone itself can be generated in one of two ways internally by the ASFIC CMP or externally using the µP and the ASFIC CMP The allowable internal alert tones are 304 608 911 and 1823 Hz In this case a code contained within the SPI BUS load to the ASFIC CMP sets up the path and determines the tone frequency and at what volume level to generate the tone It does not hav...

Страница 157: ...etailed circuit descriptions in the theory of operation sections prior to troubleshooting a radio Most troubleshooting charts end up by pointing to an IC to replace It is not always noted but it is good practice to verify supplies and grounds to the affected IC and to trace continuity to the malfunctioning signal and related circuitry before replacing any IC For instance if a clock signal is not a...

Страница 158: ...N No Go to DC Section Yes RX_EN ON No SW Problem Yes START LOC_DIST ON SW Problem LO POWER OK Go to SYN Section Yes Yes No No Go to A Yes 3 V to U301 Okay No Check LOC_DIST Go to DC Section Yes Check D301 304 Replace IF Filters FL304 FL301 If problem in 25 KHz spacing Check TPI Check 5V on R337 UHF R336 VHF 5V IF AMP OK Go to DC Section Yes No Check 3V on R339 ...

Страница 159: ...n Inject 40dBm CW to RF connector Check Power on C335 UHF C332 VHF RF Power 28 dBM Yes No Check Power on C337 UHF C336 VHF Go to DC Section Check the component FE Problem Replace Q303 Q301 Check passive components RF Power 28 dBM Yes No Replace Q305 Q300 U302 Check passive components Check Y301 44 395 MHz Y301 OK Yes No Replace Q302 Y300 Check D301 304 Replace Y301 3V to U301 OK Yes No Replace U30...

Страница 160: ...0 mVDC in Rx Replace U200 Remove Shorts Is there a short between Pin 47 and Pins 14 15 of U200 Is RF level at U200 Pin 32 12 x 25 dBm Replace U200 If C2052 R208 C2067 C2068 C210 are OK then see VCO troubleshooting chart Are Waveforms at Pins 14 15 triangular Do Pins 7 8 9 of U200 toggle when channel is changed Check programming lines between U403 and U200 Pins 7 8 9 Replace U200 Check µP U403 Trou...

Страница 161: ...place R212 NO NO YES YES TX VCO RX VCO Correct Problem Visual check of board OK Make sure U508 is working correctly and runner between U508 Pin 1 and U201 Pin 14 18 is OK Check runner between U200 Pin 2 and U201 Pin 19 Is RF available If all parts from U200 Pin 8 to Base of Q200 are OK replace U200 Check parts between TP1 and Q200 Power OK but no modulation Check Transmiiter Pre Driver If all part...

Страница 162: ...d be retested using a rising edge triggered oscilloscope If the voltage is still absent then another voltage should be tested using the oscilloscope If that voltage is present then the original voltage supply in question is defective and requires investigation of associated circuitry Check VDC on C5008 V 3 3V Check Voltage on C5043 No Go to D3_3V Yes 9v V 9 8v Go to Start No Replace U508 Yes 3V Ch...

Страница 163: ...g Flow Chart for DC Supply 1 of 2 3 7 4 1 Troubleshooting Flow Chart for DC Supply 2 of 2 Check VDC on C5007 V 3 3V Check Voltage on C5041 No Go to Digital Section Yes 9v V 9 8v Go to Start No Replace U510 Yes D3_3V ...

Страница 164: ...3 8 TROUBLESHOOTING CHARTS Notes ...

Страница 165: ...ttom Side Page 4 4 Page 4 5 SCHEMATICS Main Circuit Transmitter Synthesiser and VCO Receiver Front and Back End DC and Audio Ccts Microprocessor and Controller Ccts Power Control Cct Page 4 6 Page 4 7 Page 4 8 Page 4 9 Page 4 10 Page 4 11 Page 4 12 Page 4 13 Page 4 14 Page 4 15 Page 4 16 Page 4 17 Page 4 18 Parts List 8488977U01 P9 Page 4 19 Controller version is T1 Table 4 2 VHF2 1 25 W Diagrams ...

Страница 166: ...4 2 VHF2 PCB SCHEMATICS PARTS LISTS Notes ...

Страница 167: ...C63 0 SHEET 1 OF 8 TX_EN TX_INJ 9V COMP_B DET_VFWD DET_VRVS FILT_SW_B INTEGRATOR PA_BIAS PA_CURRENT PWR_SET RX_EN TX_EN TX_INJ 9V FILT_SW_B 9V COMP_B DET VFWD DET_VRVS FILT_SW_B INTEGRATOR PA_BIAS PA_CURRENT PWR_SET RX RX_EN MAIN PA Compartment RX VHF2 Interconnection between Main Board and Power Amplifier Compartment ...

Страница 168: ...2 CR300 2 D101 D104 D200 D201 2 D203 2 D204 D205 D301 D302 D303 2 D400 2 D401 2 D500 D502 2 D513 2 3 4 5 6 FL300 2 3 FL301 2 3 FL302 4 3 2 FL303 4 3 2 FL304 J11 L102 L103 L104 L105 L106 L107 2 1 L111 2 1 L112 L116 L119 L120 L122 L126 L203 L204 L205 L206 L207 L210 L211 L213 L214 L215 L301 L304 L315 M1 M2 M3 M4 M5 1 M6 M7 M8 1 M9 1 M100 O M101 M102 M103 M104 M105 M106 M107 O M108 O M109 O M110 1 P1 ...

Страница 169: ...2 L208 L209 L212 L216 L217 L302 L303 L305 L306 L500 L501 L502 M111 M112 M113 M114 1 P2 2 Q101 2 Q102 2 Q103 1 2 3 Q105 Q106 Q200 Q300 2 Q301 Q303 Q304 2 Q306 2 Q401 Q403 Q404 Q405 Q408 Q409 Q410 Q411 Q412 Q413 Q416 2 Q417 Q501 Q502 Q504 2 Q505 2 Q506 R103 R104 R110 R111 R112 R113 R114 R115 R116 R117 R118 R119 R120 R121 R122 R126 R127 R130 R131 R132 R134 R135 R136 R137 R138 R139 R140 R141 R142 R143...

Страница 170: ...on Board Keypad Display J3 12 ELP ONLY 9V 0 R603 3V R604 29 0 30 J3 29 31 J3 30 32 J3 31 4 J3 32 20 J3 4 22 J3 20 11 J3 22 J3 11 J3 23 23 25 27 J3 25 24 J3 27 26 J3 24 28 J3 26 Place capacitors near J2 Place capacitors near J2 SPI_MOSI GND GND SPI_CLK NC DISPLAY_DRIVER_RESET BOOT RESET INT_SPKR DISPLAY_DRIVER_CS_EN SHIFT_REG_CS DISPLAY_DRIVER_COMMAND DATA_SEL KEYPAD_COLUMN KEYPAD_ROW SCI_PROGRAMMI...

Страница 171: ...T_BRD TX_AUDIO_RETURN_OPT_BRD POST_LIMITER_FLAT_TX_AUDIO_RETURN_OPT_BRD D3_3V 16 8MHz VOL_INDIRECT BATT_SENSE SQ_DET VOX EMERGENCY_SENSE ONOFF_SENSE IGNITION 5V_CH COMP_B PA_BIAS PWR_SET B BW_SEL DEMOD FLAT_TX_AUDIO_INPUT_ACCESS_CONN RX_AUDIO_OUTPUT_ACCESS_CONN EXTERNAL_MIC_AUDIO_ACCESS_CONN FILT_SW_B GND 1 M102 PLTD_HOLE1_4X1_8 GND 1 PLTD_HOLE1_4X1_8 M103 M4 PLTD_HOLE3_5x7_0_TRIMMED GND 1 M101 PL...

Страница 172: ...3 VG2 C1027 8 NC1 9 NC2 10 NC3 15 NC4 16 RFIN 6 RFOUT1 7 RFOUT2 1 VCNTRL EP 17 11 G2 4 GND1 5 GND2 12 GND3 13 GND4 U101 30C65 56 00p C1014 1n C1044 C1033 22n 10n C1104 1n C1042 2 2K R168 R137 2 4K R165 39 K 39 K R136 C1028 100n 510 R170 2 2K R167 4 7 R122 IF107 L118 220 p L122 C1126 R109 13 85n 15 000 220 p C1129 IF106 1n C1109 FILT_SW_B 1n 220 p C1092 C1086 1n 1n C1100 L100 C1099 1n 9 10 8 4 11 2...

Страница 173: ...56 K 1n R157 C1073 U103 MC3303 11 4 14 12 13 LM2904 U102 4 8 7 5 6 C1067 1n 470 0p C1003 C1059 C1002 470 0p R156 1n 10 K R116 10 K R185 1n C1058 10 K 22 K R149 C1056 1n R177 100 K R112 R132 100 100 K R114 10 K R115 10 K R113 10 K R111 1 K R110 1 K C1055 1n R148 R101 22 K 0 U103 11 4 1 3 2 120 MC3303 FLT_9V R104 47 0K RT100 L103 1 u 5 6K 1n R151 1n C1052 43 K R135 C1051 22 K R145 1n C1050 D102 3 3K...

Страница 174: ...T 3 4 VCC VCON 1 R210 45J68 Y200 R202 0 100 n C2080 100 n C2079 100 n C2078 C2077 100 n R205 0 3V 3V 0 6 8p R204 1 C2068 SHIELD SH200 100n C2020 51 R208 C2024 10n 10n C2023 C2028 2 2n 390nH L200 C2000 2 2uF L217 390nH C2047 470p C2046 470p 470p C2045 150 K R206 200 K R200 NC C2002 4 7uF C2072 2 7p C2034 1n 4 7uF C2001 2 2uF C2075 100 n NC C2004 D202 100 R229 C2055 22p 0 1uF C2015 150 R226 150 R225...

Страница 175: ...9 R215 4 7K 3 9K C2065 10p 1n C2032 L213 4 7K 100nH 15 p C2063 L212 100 R214 100nH R227 820 C2031 R219 R213 4 7K 1n Q200 BFS540 2 3 1 R201 100n C2010 0 C2064 10 p 100nH 39 p L211 47 0n L201 L216 C2030 C2070 3 9n 680nH L207 47nH L215 C2059 47 0n 18p 1 p C2073 C2058 18p C2029 12p C2062 1n R233 R222 220 R212 R211 47 47 K 30 K R218 1 K 33 0n L206 L214 47nH 47 R235 18 R232 C2021 220 18p R221 C2057 10n ...

Страница 176: ... 47n L307 L300 33 47n 150 n 1 TP4 TEST_POINT 1 1 TEST_POINT TP1 R344 Q306 10 R345 10 K K3 Q300 U302 A2 A4 K1 36 p C337 C351 180 p C327 C326 1 n 1 n 10 K R346 10 R343 18p C361 18p C362 82p 82p C345 C344 R337 100 330p L302 C332 1 2u 10n C321 R333 430 82 p C343 39p 10 C348 R342 470 R301 1 SH300 SHIELD 1 SH302 SHIELD 1 SH301 SHIELD L314 33 47n 3 3p C366 C325 1n C363 33 47n 12p L313 33 47n L312 R300 10...

Страница 177: ... 3 IN R308 FREQ FLTR_44 85M FL300 20 K R336 100 R312 13 K R304 33 K R332 560 22p C360 22p L304 C359 0 1uF 1 2u 0 1uF C319 C320 0 1uF C318 0 1uF C317 0 1uF C316 FL304 CFWC455D GND1 3 4 GND2 1 IN 2 OUT Y300 45B02 3 2 1 455KHz GND 2 GND1 4 OUT 3 1 IN C302 130 0p Y301 06B09 44 395MHz R302 0 R319 12 K R325 3 3K D304 D303 12 K R318 R307 20 K 5 R317 12 K 4 GND 8 VCC U301 TC7W04F 3 GND2 4 1 IN 2 OUT U301 ...

Страница 178: ... M R5002 300 C5071 R5077 1n C5019 100n R5053 R5052 10 K 10 K C1087 1n FILT_B C5038 R5039 100 K C5011 10 0u 10 0u C5010 C5009 10 0u 100 R5079 C5039 100 n 4 NC 9 5 OUTPUT 6 SENSE 8 SHUTDOWN TAP 3 LP2986ILDX ERROR 7 2 FEEDBACK GND 1 INPUT MC33269D 1 GND 3 IN 2 OUT U510 U508 2 2u C5041 1u C5043 1u C5042 FILT_B C1097 1n 47u C5120 D501 24 K 3 9 VR502 220 p 1 u C5114 C5116 220 p C5113 R5096 100 K R5095 2...

Страница 179: ...0n C5022 4 7u 10 R5080 1n C5056 100 n R5064 8 2K 24 K R5044 R5063 3V 24 K R5043 8 2K C5055 1 u 100 K R5023 100n 30 K R5040 C5026 100n R5033 47 K 100n C5025 C5024 100n R5016 9V 1 M C5058 100n 10 K R5059 10 K R5058 47u C5003 100 K R5025 R5009 0 LM2904 6 5 7 8 4 U507 R5021 82 p 100 K 100n C5028 NINV 4 OUT1 6 OUT2 3 RR 7 VCC 9V B 3V 2 GND1 5 GND2 10 GND3 11 GND4 9 INV 8 M_SS 1 TDA1519C U502 100n C5052...

Страница 180: ...PI5 51 PI6 50 PI7 49 PJ0_CSGP3 71 PJ1_CSGP4 46 PH2_PW3 45 PH3_PW4 44 PH4_CSIO 43 PH5_CSGP1 42 PH6_CSGP2 41 PH7_CSPROG 38 PI0 56 PI1 16 PG2_XA15 20 PG3_XA16 19 PG4_XA17 17 PG5_XA18 18 PG6_AS 5 PG7_R_W 4 PH0_PW1 47 PH1_PW2 27 PF3_ADDR3 26 PF4_ADDR4 25 PF5_ADDR5 24 PF6_ADDR6 23 PF7_ADDR7 22 PFO_ADDR0 29 PG0_XA13 6 PG1_XA14 PE1_AN1 65 PE2_AN2 64 PE3_AN3 63 PE4_AN4 62 PE5_AN5 61 PE6_AN6 60 PE7_AN7 PF1_...

Страница 181: ... R444 D3_3V 10 K Q415 Q414 Q413 D402 Q405 Q404 Q416 Q403 R401 2 7K R460 FILT_SW_B 1 5K R440 10 K Q401 R407 0 0 R406 33 K R436 D3_3V 3 3K R457 Q412 0 R405 R435 33 K R456 3 3K D3_3V D3_3V Q411 33 K R434 3 3K R455 Q410 0 R404 R403 0 33 K D3_3V R433 3 3K R454 Q409 D3_3V R432 33 K R453 Q408 3 3K 0 R402 PROG_OUT ALARM_4 HOOK_CH MIC_PTT_CH BOOT_EN_IN_CH MIC_PTT MIC_SENSE SCI_CH PROG_OUT ALARM_4 PROG_IO P...

Страница 182: ...FWD 1n DNP 73D02968C63 0 SHEET 3 OF 8 L102 C1047 1 u 15K R117 R141 22 K 22 K R140 1n C1046 C1045 1n 1 u L101 C1082 IF702 1 1n 1n IF700 C1076 7 8 4 C1075 1n 3 1 8 4 U100 LM2904 6 5 U100 LM2904 2 C1071 1n R146 22 K 1n C1049 D101 R164 10 K 22 K R144 1n C1048 VHF2 146 174 MHz 1 25 W Power Control Circuit ...

Страница 183: ...F25 CAP CHIP CL2 X7R REEL 1000 C1061 2113741F25 CAP CHIP CL2 X7R REEL 1000 C1062 2113741F25 CAP CHIP CL2 X7R REEL 1000 Circuit Ref Motorola Part No Description C1063 2113741F25 CAP CHIP CL2 X7R REEL 1000 C1064 2113741F25 CAP CHIP CL2 X7R REEL 1000 C1065 2113741F25 CAP CHIP CL2 X7R REEL 1000 C1066 2113741F25 CAP CHIP CL2 X7R REEL 1000 C1067 2113741F25 CAP CHIP CL2 X7R REEL 1000 C1068 2113741F25 CAP...

Страница 184: ...D C2054 2113740L37 CAP 62 0 PF 50V 2 0 C2055 2113740F35 CAP CHIP REEL CL1 30 22 C2056 2113740F33 CAP CHIP REEL CL1 30 18 C2057 2113740F33 CAP CHIP REEL CL1 30 18 Circuit Ref Motorola Part No Description C2058 2113740F33 CAP CHIP REEL CL1 30 18 C2059 2113740F33 CAP CHIP REEL CL1 30 18 C2060 2113740F31 CAP CHIP REEL CL1 30 15 C2061 2113740F29 CAP CHIP REEL CL1 30 12 C2062 2113740F29 CAP CHIP REEL CL...

Страница 185: ... 2311049A57 CAP TANT CHIP A P 10UF 10 16V C5007 2311049A99 CAP TANT CHIP 47 UF 10V 20 C5008 2311049A57 CAP TANT CHIP A P 10UF 10 16V Circuit Ref Motorola Part No Description C5009 2311049A57 CAP TANT CHIP A P 10UF 10 16V C5010 2311049A57 CAP TANT CHIP A P 10UF 10 16V C5011 2311049A57 CAP TANT CHIP A P 10UF 10 16V C5012 2311049A56 CAP TAN CHIP A P 4 7 20 10 C5013 2113928P04 CAP CER CHIP 1 0UF 20 6 ...

Страница 186: ...5 CAP CHIP CL2 X7R REEL 1000 C606 2113741F25 CAP CHIP CL2 X7R REEL 1000 C607 2113741F25 CAP CHIP CL2 X7R REEL 1000 C608 NOT PLACED C609 NOT PLACED C610 2113741F25 CAP CHIP CL2 X7R REEL 1000 C611 2113741F25 CAP CHIP CL2 X7R REEL 1000 Circuit Ref Motorola Part No Description C612 2113741F25 CAP CHIP CL2 X7R REEL 1000 C613 2113741F25 CAP CHIP CL2 X7R REEL 1000 C614 2113741F25 CAP CHIP CL2 X7R REEL 10...

Страница 187: ... CER CHIP 470 0 NH 5 L306 2462587N55 CHIP IND 150 NH 5 L307 2460591G24 COIL AIR WOUND INDUC 33 47 Circuit Ref Motorola Part No Description L308 2460591G24 COIL AIR WOUND INDUC 33 47 L309 2460591G24 COIL AIR WOUND INDUC 33 47 L310 2460591G24 COIL AIR WOUND INDUC 33 47 L311 2460591G24 COIL AIR WOUND INDUC 33 47 L312 2460591G24 COIL AIR WOUND INDUC 33 47 L313 2460591G24 COIL AIR WOUND INDUC 33 47 L31...

Страница 188: ...2057A73 CHIP RES 10K OHMS 5 R165 0662057A58 CHIP RES 2400 OHMS 5 R166 0662057A58 CHIP RES 2400 OHMS 5 Circuit Ref Motorola Part No Description R167 0662057A57 CHIP RES 2200 OHMS 5 R168 0662057A57 CHIP RES 2200 OHMS 5 R169 0662057A57 CHIP RES 2200 OHMS 5 R170 0662057A42 CHIP RES 510 OHMS 5 R171 0662057A41 CHIP RES 470 OHMS 5 R172 0662057A41 CHIP RES 470 OHMS 5 R173 0662057A36 CHIP RES 300 OHMS 5 R1...

Страница 189: ...00K OHMS 5 R430 0662057A87 CHIP RES 39K OHMS 5 R431 NOT PLACED R432 0662057A85 CHIP RES 33K OHM 5 Circuit Ref Motorola Part No Description R433 0662057A85 CHIP RES 33K OHM 5 R434 0662057A85 CHIP RES 33K OHM 5 R435 0662057A85 CHIP RES 33K OHM 5 R436 0662057A85 CHIP RES 33K OHM 5 R438 0662057A73 CHIP RES 10K OHMS 5 R439 0662057A73 CHIP RES 10K OHMS 5 R440 0662057A73 CHIP RES 10K OHMS 5 R441 0662057A...

Страница 190: ...S 10K OHMS 5 R5093 0662057A73 CHIP RES 10K OHMS 5 R5094 NOT PLACED R5095 0662057A82 CHIP RES 24K OHMS 5 R5096 0662057A73 CHIP RES 10K OHMS 5 R5097 NOT PLACED Circuit Ref Motorola Part No Description R5098 0662057B47 CHIP RES 0 OHMS 050 OHMS R5099 NOT PLACED R5100 NOT PLACED R5101 0662057A25 CHIP RES 100 OHMS 5 R5102 0662057A25 CHIP RES 100 OHMS 5 R5103 NOT PLACED R600 0662057C01 CHIP RES 0 OHMS 05...

Страница 191: ...3830G09 DIODE 3 3V 5 CK 500MW _4684 VR692 4813830A75 DIODE DUAL COM ANODE VR693 4813830A77 DIODE DL ZENER TVS 33V 1 0A VR694 4813830A75 DIODE DUAL COM ANODE VR695 4813830A77 DIODE DL ZENER TVS 33V 1 0A VR696 4813830A75 DIODE DUAL COM ANODE VR697 4813830A75 DIODE DUAL COM ANODE VR698 4813830A75 DIODE DUAL COM ANODE VR699 4813830A75 DIODE DUAL COM ANODE Y200 NOT PLACED Y201 4880114R06 CRYSTAL 16 8MH...

Страница 192: ...4 28 VHF 1 25 W Band 2 PCB 8488977U01 rev P9 Schematics Notes ...

Страница 193: ...SHEET 1 OF 8 TX_EN TX_INJ 9V COMP_B DET_VFWD DET_VRVS FILT_SW_B INTEGRATOR PA_BIAS PA_CURRENT PWR_SET RX_EN TX_EN TX_INJ 9V FILT_SW_B 9V COMP_B DET VFWD DET_VRVS FILT_SW_B INTEGRATOR PA_BIAS PA_CURRENT PWR_SET RX RX_EN MAIN PA Compartment RX VHF2 Interconnection between Main Board and Power Amplifier Compartment ...

Страница 194: ...89 C5090 C5095 C5096 C5100 C5101 C5102 C5103 C5110 C5111 C5121 CR300 D101 D104 D200 D201 D203 D204 D205 D301 D302 D303 D304 D400 D401 D500 D502 D513 2 3 4 5 6 FL300 2 3 FL301 2 3 FL302 4 3 2 FL303 4 3 2 FL304 J11 L102 L103 L104 L105 L106 L107 2 1 L111 2 1 L112 L116 L119 L120 L122 L126 L203 L204 L205 L206 L207 L210 L211 L213 L214 L215 L301 L304 L315 M1 M3 M6 M9 M100 M101 M102 M103 M104 M105 M106 M1...

Страница 195: ...L216 L217 L300 L302 L303 L305 L306 L307 L308 L309 L310 L311 L312 L313 L314 L500 L501 L502 M111 M112 M113 M114 P2 Q101 Q102 Q103 1 2 3 Q105 Q106 Q200 Q300 Q301 Q303 Q304 Q306 Q401 Q403 Q404 Q405 Q408 Q409 Q410 Q411 Q412 Q413 Q416 Q417 Q501 Q502 Q504 Q505 Q506 R103 R104 R110 R111 R112 R113 R114 R115 R116 R117 R118 R119 R120 R121 R122 R126 R127 R130 R131 R132 R134 R135 R136 R137 R138 R139 R140 R141 R...

Страница 196: ...Board Keypad Display J3 12 ELP ONLY 9V 0 R603 3V R604 29 0 30 J3 29 31 J3 30 32 J3 31 4 J3 32 20 J3 4 22 J3 20 11 J3 22 J3 11 J3 23 23 25 27 J3 25 24 J3 27 26 J3 24 28 J3 26 Place capacitors near J2 Place capacitors near J2 SPI_MOSI GND GND SPI_CLK NC DISPLAY_DRIVER_RESET BOOT RESET INT_SPKR DISPLAY_DRIVER_CS_EN SHIFT_REG_CS DISPLAY_DRIVER_COMMAND DATA_SEL KEYPAD_COLUMN KEYPAD_ROW SCI_PROGRAMMING ...

Страница 197: ...RD TX_AUDIO_RETURN_OPT_BRD POST_LIMITER_FLAT_TX_AUDIO_RETURN_OPT_BRD D3_3V 16 8MHz VOL_INDIRECT BATT_SENSE SQ_DET VOX EMERGENCY_SENSE ONOFF_SENSE IGNITION 5V_CH COMP_B PA_BIAS PWR_SET B BW_SEL DEMOD FLAT_TX_AUDIO_INPUT_ACCESS_CONN RX_AUDIO_OUTPUT_ACCESS_CONN EXTERNAL_MIC_AUDIO_ACCESS_CONN FILT_SW_B GND 1 M102 PLTD_HOLE1_4X1_8 GND 1 PLTD_HOLE1_4X1_8 M103 M4 PLTD_HOLE3_5x7_0_TRIMMED GND 1 M101 PLTD_...

Страница 198: ...G2 C1027 8 NC1 9 NC2 10 NC3 15 NC4 16 RFIN 6 RFOUT1 7 RFOUT2 1 VCNTRL EP 17 11 G2 4 GND1 5 GND2 12 GND3 13 GND4 U101 30C65 56 00p C1014 1n C1044 C1033 22n 10n C1104 1n C1042 2 2K R168 R137 2 4K R165 39 K 39 K R136 C1028 100n 510 R170 2 2K R167 4 7 R122 IF107 L118 220 p L122 C1126 R109 13 85n 15 000 220 p C1129 IF106 1n C1109 FILT_SW_B 1n 220 p C1092 C1086 1n 1n C1100 L100 C1099 1n 9 10 8 4 11 22n ...

Страница 199: ...K 1n R157 C1073 U103 MC3303 11 4 14 12 13 LM2904 U102 4 8 7 5 6 C1067 1n 470 0p C1003 C1059 C1002 470 0p R156 1n 10 K R116 10 K R185 1n C1058 10 K 22 K R149 C1056 1n R177 100 K R112 R132 100 100 K R114 10 K R115 10 K R113 10 K R111 1 K R110 1 K C1055 1n R148 R101 22 K 0 U103 11 4 1 3 2 120 MC3303 FLT_9V R104 47 0K RT100 L103 1 u 5 6K 1n R151 1n C1052 43 K R135 C1051 22 K R145 1n C1050 D102 3 3K D1...

Страница 200: ... 4 VCC VCON 1 R210 45J68 Y200 R202 0 100 n C2080 100 n C2079 100 n C2078 C2077 100 n R205 0 3V 3V 0 6 8p R204 1 C2068 SHIELD SH200 100n C2020 51 R208 C2024 10n 10n C2023 C2028 2 2n 390nH L200 C2000 2 2uF L217 390nH C2047 470p C2046 470p 470p C2045 150 K R206 200 K R200 NC C2002 4 7uF C2072 2 7p C2034 1n 4 7uF C2001 2 2uF C2075 100 n NC C2004 D202 100 R229 C2055 22p 0 1uF C2015 150 R226 150 R225 10...

Страница 201: ...15 4 7K 3 9K C2065 10p 1n C2032 L213 4 7K 100nH 15 p C2063 L212 100 R214 100nH R227 820 C2031 R219 R213 4 7K 1n Q200 BFS540 2 3 1 R201 100n C2010 0 C2064 10 p 100nH 39 p L211 47 0n L201 L216 C2030 C2070 3 9n 680nH L207 47nH L215 C2059 47 0n 18p 1 p C2073 C2058 18p C2029 12p C2062 1n R233 R222 220 R212 R211 47 47 K 30 K R218 1 K 33 0n L206 L214 47nH 47 R235 18 R232 C2021 220 18p R221 C2057 10n C205...

Страница 202: ... L307 L300 33 47n 150 n 1 TP4 TEST_POINT 1 1 TEST_POINT TP1 R344 Q306 10 R345 10 K K3 Q300 U302 A2 A4 K1 36 p C337 C351 180 p C327 C326 1 n 1 n 10 K R346 10 R343 18p C361 18p C362 82p 82p C345 C344 R337 100 330p L302 C332 1 2u 10n C321 R333 430 82 p C343 39p 10 C348 R342 470 R301 1 SH300 SHIELD 1 SH302 SHIELD 1 SH301 SHIELD L314 33 47n 3 3p C366 C325 1n C363 33 47n 12p L313 33 47n L312 R300 10 K 1...

Страница 203: ...IN R308 FREQ FLTR_44 85M FL300 20 K R336 100 R312 13 K R304 33 K R332 560 22p C360 22p L304 C359 0 1uF 1 2u 0 1uF C319 C320 0 1uF C318 0 1uF C317 0 1uF C316 FL304 CFWC455D GND1 3 4 GND2 1 IN 2 OUT Y300 45B02 3 2 1 455KHz GND 2 GND1 4 OUT 3 1 IN C302 130 0p Y301 06B09 44 395MHz R302 0 R319 12 K R325 3 3K D304 D303 12 K R318 R307 20 K 5 R317 12 K 4 GND 8 VCC U301 TC7W04F 3 GND2 4 1 IN 2 OUT U301 PWR...

Страница 204: ...5002 300 C5071 R5077 1n C5019 100n R5053 R5052 10 K 10 K C1087 1n FILT_B C5038 R5039 100 K C5011 10 0u 10 0u C5010 C5009 10 0u 100 R5079 C5039 100 n 4 NC 9 5 OUTPUT 6 SENSE 8 SHUTDOWN TAP 3 LP2986ILDX ERROR 7 2 FEEDBACK GND 1 INPUT MC33269D 1 GND 3 IN 2 OUT U510 U508 2 2u C5041 1u C5043 1u C5042 FILT_B C1097 1n 47u C5120 D501 24 K 3 9 VR502 220 p 1 u C5114 C5116 220 p C5113 R5096 100 K R5095 200 K...

Страница 205: ...5022 4 7u 10 R5080 1n C5056 100 n R5064 8 2K 24 K R5044 R5063 3V 24 K R5043 8 2K C5055 1 u 100 K R5023 100n 30 K R5040 C5026 100n R5033 47 K 100n C5025 C5024 100n R5016 9V 1 M C5058 100n 10 K R5059 10 K R5058 47u C5003 100 K R5025 R5009 0 LM2904 6 5 7 8 4 U507 R5021 82 p 100 K 100n C5028 NINV 4 OUT1 6 OUT2 3 RR 7 VCC 9V B 3V 2 GND1 5 GND2 10 GND3 11 GND4 9 INV 8 M_SS 1 TDA1519C U502 100n C5052 100...

Страница 206: ...51 PI6 50 PI7 49 PJ0_CSGP3 71 PJ1_CSGP4 46 PH2_PW3 45 PH3_PW4 44 PH4_CSIO 43 PH5_CSGP1 42 PH6_CSGP2 41 PH7_CSPROG 38 PI0 56 PI1 16 PG2_XA15 20 PG3_XA16 19 PG4_XA17 17 PG5_XA18 18 PG6_AS 5 PG7_R_W 4 PH0_PW1 47 PH1_PW2 27 PF3_ADDR3 26 PF4_ADDR4 25 PF5_ADDR5 24 PF6_ADDR6 23 PF7_ADDR7 22 PFO_ADDR0 29 PG0_XA13 6 PG1_XA14 PE1_AN1 65 PE2_AN2 64 PE3_AN3 63 PE4_AN4 62 PE5_AN5 61 PE6_AN6 60 PE7_AN7 PF1_ADDR...

Страница 207: ...4 D3_3V 10 K Q415 Q414 Q413 D402 Q405 Q404 Q416 Q403 R401 2 7K R460 FILT_SW_B 1 5K R440 10 K Q401 R407 0 0 R406 33 K R436 D3_3V 3 3K R457 Q412 0 R405 R435 33 K R456 3 3K D3_3V D3_3V Q411 33 K R434 3 3K R455 Q410 0 R404 R403 0 33 K D3_3V R433 3 3K R454 Q409 D3_3V R432 33 K R453 Q408 3 3K 0 R402 PROG_OUT ALARM_4 HOOK_CH MIC_PTT_CH BOOT_EN_IN_CH MIC_PTT MIC_SENSE SCI_CH PROG_OUT ALARM_4 PROG_IO P8_O ...

Страница 208: ...1n DNP 73D02968C63 0 SHEET 3 OF 8 L102 C1047 1 u 15K R117 R141 22 K 22 K R140 1n C1046 C1045 1n 1 u L101 C1082 IF702 1 1n 1n IF700 C1076 7 8 4 C1075 1n 3 1 8 4 U100 LM2904 6 5 U100 LM2904 2 C1071 1n R146 22 K 1n C1049 D101 R164 10 K 22 K R144 1n C1048 VHF2 146 174 MHz 1 25 W Power Control Circuit ...

Страница 209: ... REEL 1000 C1061 2113741F25 CAP CHIP CL2 X7R REEL 1000 C1062 2113741F25 CAP CHIP CL2 X7R REEL 1000 Circuit Ref Motorola Part No Description C1063 2113741F25 CAP CHIP CL2 X7R REEL 1000 C1064 2113741F25 CAP CHIP CL2 X7R REEL 1000 C1065 2113741F25 CAP CHIP CL2 X7R REEL 1000 C1066 2113741F25 CAP CHIP CL2 X7R REEL 1000 C1067 2113741F25 CAP CHIP CL2 X7R REEL 1000 C1068 2113741F25 CAP CHIP CL2 X7R REEL 1...

Страница 210: ... C2056 2113740F33 CAP CHIP REEL CL1 30 18 C2057 2113740F33 CAP CHIP REEL CL1 30 18 C2058 2113740F33 CAP CHIP REEL CL1 30 18 C2059 2113740F33 CAP CHIP REEL CL1 30 18 Circuit Ref Motorola Part No Description C2060 2113740F31 CAP CHIP REEL CL1 30 15 C2061 2113740F29 CAP CHIP REEL CL1 30 12 C2062 2113740F29 CAP CHIP REEL CL1 30 12 C2063 2113740L22 CAP 15 0 PF 50V 2 0 C2064 2113740F32 CAP CHIP REEL CL1...

Страница 211: ...V C5009 2311049A57 CAP TANT CHIP A P 10UF 10 16V C5010 2311049A57 CAP TANT CHIP A P 10UF 10 16V Circuit Ref Motorola Part No Description C5011 2311049A57 CAP TANT CHIP A P 10UF 10 16V C5012 2311049A56 CAP TAN CHIP A P 4 7 20 10 C5013 2113928P04 CAP CER CHIP 1 0UF 20 6 3V C5014 NOT PLACED C5015 2113743K15 CER CHIP CAP 100UF C5016 2113743K15 CER CHIP CAP 100UF C5017 2113743K15 CER CHIP CAP 100UF C50...

Страница 212: ...T PLACED C610 2113741F25 CAP CHIP CL2 X7R REEL 1000 C611 2113741F25 CAP CHIP CL2 X7R REEL 1000 C612 2113741F25 CAP CHIP CL2 X7R REEL 1000 C613 2113741F25 CAP CHIP CL2 X7R REEL 1000 C614 2113741F25 CAP CHIP CL2 X7R REEL 1000 C615 2113741F25 CAP CHIP CL2 X7R REEL 1000 Circuit Ref Motorola Part No Description C616 2113741F25 CAP CHIP CL2 X7R REEL 1000 C617 2113741F25 CAP CHIP CL2 X7R REEL 1000 C618 2...

Страница 213: ... INDUC 33 47 L310 2460591G24 COIL AIR WOUND INDUC 33 47 L311 2460591G24 COIL AIR WOUND INDUC 33 47 L312 2460591G24 COIL AIR WOUND INDUC 33 47 Circuit Ref Motorola Part No Description L313 2460591G24 COIL AIR WOUND INDUC 33 47 L314 2460591G24 COIL AIR WOUND INDUC 33 47 L315 NOT PLACED L500 2484657R01 INDUCTOR BEAD CHIP L501 2484657R01 INDUCTOR BEAD CHIP L502 2484657R01 INDUCTOR BEAD CHIP M100 26862...

Страница 214: ... 2200 OHMS 5 R170 0662057A42 CHIP RES 510 OHMS 5 R171 0662057A41 CHIP RES 470 OHMS 5 R172 0662057A41 CHIP RES 470 OHMS 5 Circuit Ref Motorola Part No Description R173 0662057A36 CHIP RES 300 OHMS 5 R174 0662057A36 CHIP RES 300 OHMS 5 R175 0662057A33 CHIP RES 220 OHMS 5 R176 0662057A25 CHIP RES 100 OHMS 5 R177 NOT PLACED R178 0662057A14 RES CHIP 36 OHM 5 1 8W R179 0662057A14 RES CHIP 36 OHM 5 1 8W ...

Страница 215: ...3K OHM 5 R436 0662057A85 CHIP RES 33K OHM 5 R438 0662057A73 CHIP RES 10K OHMS 5 R439 0662057A73 CHIP RES 10K OHMS 5 Circuit Ref Motorola Part No Description R440 0662057A73 CHIP RES 10K OHMS 5 R441 0662057A73 CHIP RES 10K OHMS 5 R442 0662057A73 CHIP RES 10K OHMS 5 R443 0662057A61 CHIP RES 3300 OHMS 5 R444 0662057A73 CHIP RES 10K OHMS 5 R445 0662057A73 CHIP RES 10K OHMS 5 R450 0662057A73 CHIP RES 1...

Страница 216: ...7B47 CHIP RES 0 OHMS 050 OHMS R5099 NOT PLACED R5100 NOT PLACED R5101 0662057A25 CHIP RES 100 OHMS 5 R5102 0662057A25 CHIP RES 100 OHMS 5 Circuit Ref Motorola Part No Description R5103 NOT PLACED R600 0662057C01 CHIP RES 0 OHMS 050 OHMS R601 0611077A62 RES CHIP 330 5 1 8W R602 0662057B47 CHIP RES 0 OHMS 050 OHMS R603 0662057C01 CHIP RES 0 OHMS 050 OHMS R604 0662057C01 CHIP RES 0 OHMS 050 OHMS R610...

Страница 217: ...3 4813830A77 DIODE DL ZENER TVS 33V 1 0A VR694 4813830A75 DIODE DUAL COM ANODE VR695 4813830A77 DIODE DL ZENER TVS 33V 1 0A VR696 4813830A75 DIODE DUAL COM ANODE VR697 4813830A75 DIODE DUAL COM ANODE VR698 4813830A75 DIODE DUAL COM ANODE VR699 4813830A75 DIODE DUAL COM ANODE Y200 NOT PLACED Y201 4880114R06 CRYSTAL 16 8MHZ Y300 9186145B02 CER DISCR CDBCA455CX36 TC Y301 4880606B09 2ND OSC XTAL 44 39...

Страница 218: ...4 54 VHF 1 25 W Band 2 PCB 8486672Z01 Schematics Notes ...

Страница 219: ...CM200 CM300 PM400 Radios VHF2 146 174 MHz 25 45 W Service Information M Issue May 2009 ...

Страница 220: ...he copyrighted computer program Accordingly any copyrighted Motorola computer programs contained in the Motorola products described in this manual may not be copied or reproduced in any manner without the express written permission of Motorola Furthermore the purchase of Motorola products shall not be deemed to grant either directly or by implication estoppel or otherwise any license under the cop...

Страница 221: ...llator 2 4 4 2 Fractional N Synthesizer 2 5 4 3 Voltage Controlled Oscillator VCO 2 6 4 4 Synthesizer Operation 2 7 5 0 Controller Theory of Operation 2 8 5 1 Radio Power Distribution 2 8 5 2 Protection Devices 2 10 5 3 Automatic On Off 2 10 5 4 Microprocessor Clock Synthesiser 2 11 5 5 Serial Peripheral Interface SPI 2 12 5 6 SBEP Serial Interface 2 12 5 7 General Purpose Input Output 2 12 5 8 No...

Страница 222: ...PCB SCHEMATICS PARTS LISTS 1 0 Allocation of Schematics and Circuit Boards 4 1 1 1 VHF2 and Controller Circuits 4 1 2 0 VHF 25 45 W Band 2 PCB 8486487Z03 B Schematics 4 3 VHF 2 146 174 MHz 25 45 W Interconnection between Main Board and Power Amplifier Compartment 4 3 VHF 2 146 174 MHz 25 45 W 8486487Z03 B Top Side View 4 4 VHF 2 146 174 MHz 25 45 W 8486487Z03 B Bottom Side View 4 5 VHF 2 146 174 M...

Страница 223: ...ht 1 of 2 4 33 VHF 2 146 174 MHz 25 45 W Transmitter Sht 2 of 2 4 34 VHF 2 146 174 MHz 25 45 W Synthesiser and VCO Sht 1 of 2 4 35 VHF 2 146 174 MHz 25 45 W Synthesiser and VCO Sht 2 of 2 4 36 VHF 2 146 174 MHz 25 45 W Receiver Front and Back End Sht 1 of 2 4 37 VHF 2 146 174 MHz 25 45 W Receiver Front and Back End Sht 2 of 2 4 38 VHF 2 146 174 MHz 25 45 W DC and Audio Circuits Sht 1 of 2 4 39 VHF...

Страница 224: ...vi Notes ...

Страница 225: ...uper Tanapa VHF2 25 45 W 64 CH X PMUD1884_ CM200 Tenapa VHF2 25 45 W 4 CH X PMUD1886_ CM300 Tanapa VHF2 25 45 W 32 CH X PMUD1886_ PM400 Tanapa VHF2 25 45 W 64 CH X PMLN4598_ Control Head X PMLN4599_ Control Head X FLN3108_AN Control Head X PMUD1884_S CM200 VHF2 Service Board X PMUD1886_S CM300 VHF2 Service Board X PMUD1886_S PM400 VHF2 Service Board X 6902966C30 CM200 User Guide bilingual X 688109...

Страница 226: ... 4 Channels CM300 32 Channels PM400 64 Channels Channel Spacing 12 5 20 25 kHz Power Supply 13 8 Vdc 11 Vdc 16 6 Vdc negative Vehicle ground Dimensions L x W x H 4 65 X 6 67 X 1 73 118mm X 169 5mm X 44mm Weight 2 25 lbs 1 01 kg FCC Description ABZ99FT3046 Operating Temperature 30 to 60 C Display only 20 C to 60 C Storage Temperature 40 to 85 C Thermal Shock 40 to 80 C High Humidity 95 RH 50 C for ...

Страница 227: ... Specification VHF2 Sensitivity 12 dB SINAD 0 35 μV 12 5 kHz 0 3 μV 25 kHz Intermodulation 65 dB 12 5 kHz 75 dB 25 kHz Adjacent Channel Selectivity 65 dB 12 5 kHz 75 dB 25 kHz Spurious Response 75 dB Rated Audio Power 4 W typ Internal 7 5 W 5 External Audio Distortion 5 Hum and Noise 40 dB 12 5 kHz 45 dB 25 kHz Audio Response TIA603 and CEPT Conducted Spurious Emission per FCC Part 15 57 dBm 1 GHz...

Страница 228: ...1 4 MODEL CHART AND TECHNICAL SPECIFICATIONS Notes ...

Страница 229: ...tput is applied to the second filter 3 pole which has an insertion loss of 1 5 dB In Distance mode Q304 turns on and causes D305 to conduct thus bypassing C332 and R337 In Local mode the signal is routed through C332 and R337 thus inserting 7 dB attenuation Since the attenuator is located after the RF amplifier the receiver sensitivity is reduced only by 6 dB while the overall third order input in...

Страница 230: ...in of the first stage U101 is adjustable and is controlled by pin 7 of U103 2 via U103 3 and U102 1 It is followed by an LDMOS driver Q105 and final stage Q100 Figure 2 2 VHF Transmitter Block Diagram Devices U101 Q105 and Q100 are surface mounted Two screws with Belleville washers provide direct pressure ensuring good thermal contact between both the driver and final stage and the chassis 3 1 Fir...

Страница 231: ...ng the Tuner Care must be taken not to damage the device by exceeding the maximum allowed bias voltage The device s drain current is drawn directly from the radio s DC supply voltage input B via L117 and L115 A matching network consisting of C1004 5 C1007 9 C1096 C1021 C1013 C1019 L116 and two striplines transforms the impedance to 50 ohms and feeds the directional coupler 3 4 Bi Directional Coupl...

Страница 232: ...ure The voltage divider output is routed to an operational amplifier U103 and then goes to the summing junction The Zener Diode VR101 keeps the loop control voltage below 5 6 V and eliminates the DC current from the 9 3 regulator U501 A local loop for the Pre Driver U101 is used in order to stabilize the current for this stage In Rx mode the two transistors Q101 and Q102 go to saturation and shut ...

Страница 233: ... voltage of 4 5 Vdc VSF at U200 pin 28 This supplies 4 5 V to the VCO Buffer IC U201 To generate a high voltage to supply the phase detector charge pump output stage at pin VCP U200 pin 47 while using a low voltage 3 3 Vdc supply a 13 V positive voltage multiplier is used D200 D201 and capacitors C2024 2025 2026 2055 2027 2001 Output lock U200 pin 4 provides information about the lock status of th...

Страница 234: ...ough the frequency range of 146 174 MHz and at D203 tunes the RX VCO through the frequency range of 190 219 MHz The external RX amplifier is used to increase the output from U201 pin 9 from 3 4 dBm to the required 15dBm for proper mixer operation In TX mode the modulation signal from the LVFRAC N U200 pin 41 is applied to the VCO by way of the modulation circuit D205 R212 R211 C2073 Presc RX TX Q2...

Страница 235: ...a current from U200 pin 43 IOUT The loop filter consisting of R224 R217 R234 C2074 C2075 C2077 C2078 C2079 C2080 C2028 and L205 transforms this current into a voltage that is applied the varactor diodes D203 and D204 for RX and TX respectively The output frequency is determined by this control voltage The current can be set to a value fixed in the LVFRAC N or to a value determined by the currents ...

Страница 236: ...y cable enables you to connect accessories to the radio such as an external speaker emergency switch foot operated PTT and ignition sensing etc Figure 2 5 Controller Block Diagram 5 1 Radio Power Distribution Voltage distribution is provided by five separate devices U514 P cH FET Batt Ext_SWB U501 LM2941T 9 3 V U503 LP2951CM 5 V U508 MC 33269DTRK 3 3 V U510 LP2986ILDX 3 3 V Digital External Microp...

Страница 237: ...uce high frequency noise and provide proper operation during battery transients U510 provides a reset output that goes to 0 volts if the regulator output goes below 3 1 volts This is used to reset the controller to prevent improper operation Voltage regulator U508 provides 3 3 V for the RF circuits and ASFIC_CMP Input and output capacitors are used to reduce the high frequency noise and provide pr...

Страница 238: ...ce high current through Q500 collector This will move Q500 out of saturation and consequently Q503 will cut off S5010 pin 6 will get ignition voltage through R601 for load dump R610 R610 C678 are for ESD protection VR501 R5074 and D500 When S5010 is ON Filt_B passes through S5010 pin 5 D511 R5069 R5037 and base of Q505 and inserts Q505 into saturation This pulls U501 pin 2 through R5038 D502 to 0 ...

Страница 239: ...erates a 16 8 MHz waveform that is routed from the RF section to the ASFIC CMP pin 34 For the main board controller the ASFIC CMP uses 16 8 MHz as a reference input clock signal for its internal synthesizer The ASFIC CMP in addition to audio circuitry has a programmable synthesizer which can generate a synthesized signal ranging from 1200 Hz to 32 769 MHz in 1200 Hz steps When power is first appli...

Страница 240: ...p select line is returned to logic 1 5 6 SBEP Serial Interface The SBEP serial interface allows the radio to communicate with the Customer Programming Software CPS or the Universal Tuner via the Radio Interface Box RIB or the cable with internal RIB This interface connects to the SCI pin via control head connector J2 pin 17 and to the accessory connector P1 6 and comprises BUS The line is bi direc...

Страница 241: ...ifically the logic high levels should be between 3 1 and 3 3 V and the logic low levels should be between 0 and 0 2 V No other intermediate levels should be observed and the rise and fall times should be 30 ns The low order address lines ADDR 0 ADDR 7 and the data lines DATA 0 DATA 7 should be toggling at a high rate e g you should set your oscilloscope sweep to 1us div or faster to observe indivi...

Страница 242: ...6 1 Audio Signalling Filter IC and Compander ASFIC CMP The ASFIC CMP U504 used in the controller has the following four functions 1 RX TX audio shaping i e filtering amplification attenuation 2 RX TX signaling PL DPL HST MDC 3 Squelch detection 4 µP clock signal generation The ASFIC CMP is programmable through the SPI BUS U504 pins 20 21 22 normally receiving 19 bytes This programming sets up vari...

Страница 243: ...etween two paths with different gain to support Low Cost Mic Mic with out amplifier in it and Standard Mic 7 1 1 Low Cost Microphone Hook Pin is shorted to Pin 1 9 3 V inside the Low Cost Mic This routes 9 3 V to R429 and creates 2 6 V on MIC_SENSE u P U403 67 by Voltage Divider R429 R430 U403 senses this voltage and sends command to ASFIC_CMP U504 to get GCB3 0 The audio signal is routed from C50...

Страница 244: ...g The FLAT TX AUDIO signal from accessory connector P1 pin 5 is fed to the ASFIC CMP U504 pin 42 through U509 pin 2 to U509 pin 15 via U506 OP AMP circuit and C5057 The ASFIC has an internal AGC that can control the gain in the mic audio path The AGC can be disabled enabled by the µP Another feature that can be enabled or disabled in the ASFIC is the VOX This circuit along with Capacitor C5023 at ...

Страница 245: ...lters out any audio below 300 Hz so these tones are never heard in the actual system Only one type of sub audible data can be generated by U504 ASFIC CMP at any one time The process is as follows using the SPI BUS the µP programs the ASFIC CMP to set up the proper low speed data deviation and select the PL or DPL filters The µP then generates a square wave which strobes the ASFIC PL DPL encode inp...

Страница 246: ...ing schemes are based on sending a combination of 1200 Hz and 1800 Hz tones only Microphone audio is muted during high speed data signaling 8 3 Dual Tone Multiple Frequency DTMF Data DTMF data is a dual tone waveform used during phone interconnect operation It is the same type of tones which are heard when using a Touch Tone telephone There are seven frequencies with four in the low group 697 770 ...

Страница 247: ...signal on CH ACT A squelch tail circuit is used to produce SQ DET U504 17 from CH ACT The state of CH ACT and SQ DET is high logic 1 when carrier is detected otherwise low logic 0 CH ACT is routed to the µP pin 84 while SQ DET is routed to the µP pin 83 SQ DET is used to determine all audio mute unmute decisions except for Conventional Scan In this case CH ACT is a pre indicator as it occurs sligh...

Страница 248: ...through one of the two low pass filters either the PL low pass filter or the DPL LST low pass filter Either signal is then filtered and goes through a limiter and exits the ASFIC CMP at LSIO U504 pin 18 At this point the signal will appear as a square wave version of the sub audible signal which the radio received The µP U403 pin 80 will decode the signal directly to determine if it is the tone co...

Страница 249: ...signal from the ASFIC CMP pin 39 URXOUT or the unfiltered flat audio signal from the ASFIC CMP pin 10 UIO Resistors R5034 and R5021 determine the gain of op amp U505 pin 6 for the filtered audio while R5032 and R5021 determine the gain for the flat Audio The output of U505 pin 7 is then routed to P1 pin 11 via DC blocking capacitor C5003 Note that any volume adjustment of the signal on this path m...

Страница 250: ...peaker for alert tones The alert tone itself can be generated in one of two ways internally by the ASFIC CMP or externally using the µP and the ASFIC CMP The allowable internal alert tones are 304 608 911 and 1823 Hz In this case a code contained within the SPI BUS load to the ASFIC CMP sets up the path and determines the tone frequency and at what volume level to generate the tone It does not hav...

Страница 251: ...etailed circuit descriptions in the theory of operation sections prior to troubleshooting a radio Most troubleshooting charts end up by pointing to an IC to replace It is not always noted but it is good practice to verify supplies and grounds to the affected IC and to trace continuity to the malfunctioning signal and related circuitry before replacing any IC For instance if a clock signal is not a...

Страница 252: ...No Go to DC Section Yes RX_EN ON No SW Problem Yes START LOC_DIST ON SW Problem LO POWER OK Go to SYN Section Yes Yes No No Go to A Yes 3 V to U301 Okay No Check LOC_DIST Go to DC Section Yes Check D301 304 Replace IF Filters FL304 FL301 If problem in 25 KHz spacing Check TP1 Check 5V on R337 UHF R336 VHF 5V IF AMP OK Go to DC Section Yes No Check 3V on R338 No ...

Страница 253: ...n Inject 40dBm CW to RF connector Check Power on C335 UHF C332 VHF RF Power 28 dBM Yes No Check Power on C337 UHF C336 VHF Go to DC Section Check the component FE Problem Replace Q303 Q301 Check passive components RF Power 28 dBM Yes No Replace Q305 Q300 U302 Check passive components Check Y301 44 395 MHz Y301 OK Yes No Replace Q302 Y300 Check D301 304 Replace Y301 3V to U301 OK Yes No Replace U30...

Страница 254: ...G CHARTS 2 0 Troubleshooting Flow TX RF No Output Power START Key the radio No Yes Yes No Tune the PA_BIAS Measure TP102 Is TP102 1 8 Vdc Short TP110 to ground and measure the Output Power Is POUT 1 Watt Replace L108 End ...

Страница 255: ...bleshooting Flow TX RF No Output Power No Current START Key the radio No Yes Yes No Tune the PA_BIAS Measure the resistance from R131 to ground Is POUT 10 Watts Is 20kOhms R 40KOhms Replace R122 R197 Replace the PA Q100 Tune the PA_BIAS Replace the PA Q100 ...

Страница 256: ...ing Flow TX RF Not Txing at Nominal power Measure TP103 Is TP102 1 8 V dc No Tune the PA_BIAS Yes START Key the radio Yes Measure the resistance from R131 to ground Is R131 1K Ohm No Repalace PA Q100 Tune the K and M factors using the Tuner tool ...

Страница 257: ...DC in Tx 40 mVDC in Rx Replace U200 Remove Shorts Is there a short between Pin 47 and Pins 14 15 of U200 Is RF level at U200 Pin 32 12 x 25 dBm Replace U200 If C2052 R208 C2067 C2068 C210 are OK then see VCO troubleshooting chart Are Waveforms at Pins 14 15 triangular Do Pins 7 8 9 of U200 toggle when channel is changed Check programming lines between U403 and U200 Pins 7 8 9 Replace U200 Check µP...

Страница 258: ...NO NO YES YES TX VCO RX VCO Correct Problem Visual check of board OK Make sure U508 is working correctly and runner between U508 Pin 1 and U201 Pin 14 18 is OK Check runner between U200 Pin 2 and U201 Pin 19 Is RF available If all parts from U200 Pin 8 to Base of Q200 are OK replace U200 Check parts between TP1 and Q200 Power OK but no modulation Check Transmiter Pre Driver If all parts associated...

Страница 259: ... point should be retested using a rising edge triggered oscilloscope If the voltage is still absent then another voltage should be tested using the oscilloscope If that voltage is present then the original voltage supply in question is defective and requires investigation of associated circuitry Check VDC on C5008 V 3 3V Check Voltage on C5043 No Go to D3_3V Yes 9v V 9 8v Go to Start No Replace U5...

Страница 260: ...10 TROUBLESHOOTING CHARTS 5 1 Troubleshooting Flow Chart for DC Supply 2 of 2 Check VDC on C5007 V 3 3V Check Voltage on C5041 No Go to Digital Section Yes 9v V 9 8v Go to Start No Replace U510 Yes D3_3V ...

Страница 261: ...ttom Side Page 4 4 Page 4 5 SCHEMATICS Main Circuit Transmitter Synthesiser and VCO Receiver Front and Back End DC and Audio Ccts Microprocessor and Controller Ccts Power Control Cct Page 4 6 Page 4 7 Page 4 8 Page 4 9 Page 4 10 Page 4 11 Page 4 12 Page 4 13 Page 4 14 Page 4 15 Page 4 16 Page 4 17 Page 4 18 Parts List 8486487Z03 B Page 4 19 Controller version is T1 Table 4 2 VHF2 25 45 W Diagrams ...

Страница 262: ...4 2 VHF2 PCB SCHEMATICS PARTS LISTS Notes ...

Страница 263: ...LT_SW_B 9V COMP_B DET VFWD DET_VRVS FILT_SW_B INTEGRATOR PA_BIAS PWR_SET RX RX_EN TX_EN TX_INJ V_CTRL_DRIVER 9V COMP_B DET_VFWD DET_VRVS FILT_SW_B INTEGRATOR PA_BIAS PWR_SET RX RX_EN TX_EN TX_INJ V_CTRL_DRIVER 9V VHF 2 146 174 MHz 25 45 W Interconnection between Main Board and Power Amplifier Compartment ...

Страница 264: ...02 C5103 C5110 C5111 C5112 CR300 D101 D104 D200 D201 D203 D204 D205 D301 D302 D303 D304 D400 D401 D500 D502 D513 2 3 4 5 6 FL300 2 3 FL301 2 3 FL302 4 3 2 FL303 4 3 2 FL304 J11 L102 L103 L104 L105 L106 L107 L111 L112 L113 L116 L119 L120 L122 L123 2 1 L124 L203 L204 L205 L206 L207 L210 L211 L213 L214 L215 L301 L304 L315 M1 M2 M3 M4 M5 1 M6 M7 M8 M9 M100 M101 M102 M103 M104 M105 M106 M107 M108 M109 ...

Страница 265: ...1 L310 1 L311 1 L312 1 L313 1 L314 L500 L501 L502 M111 M112 M113 M114 1 P2 Q101 Q102 Q103 1 2 3 Q105 Q106 Q200 Q300 Q301 Q303 Q304 Q306 Q401 Q403 Q404 Q405 Q408 Q409 Q410 Q411 Q412 Q413 Q416 Q417 Q501 Q502 Q504 Q505 Q506 R103 R104 R110 R111 R112 R113 R114 R115 R116 R117 R118 R120 R121 R122 R126 R127 R130 R131 R132 R134 R135 R136 R137 R138 R139 R140 R141 R142 R143 R144 R145 R147 R149 R153 R155 R156...

Страница 266: ...10 1000pF C622 1000pF C604 2 J2 1 1 P1 1 1 C625 1000pF 2 1000pF 2 VOX VSTBY VS_AUDIO_SEL VS_MIC uP_CLK C627 ONOFF_SENSE POST_LIMITER_FLAT_TX_AUDIO_RETURN_OPT_BRD RESET RX_AUDIO_OUTPUT_ACCESS_CONN RX_AUDIO_RETURN_OPT_BRD SPI_CLK SPI_MOSI SPKR SPKR SQ_DET TX_AUDIO_RETURN_OPT_BRD TX_AUDIO_SEND_OPT_BRD UNMUTED_RX_AUDIO_SEND_OPT_BRD VOL_INDIRECT D3_3V DETECTOR_AUDIO_SEND_OPT_BRD EMERGENCY_ACCES_CONN EM...

Страница 267: ...OD_IN RX_IN J SPI_CLK TEST_POINT M102 1 V_CTRL_DRIVER PA_BIAS PWR_SET COMP_B DEMOD FILT_SW_B MOD_OUT M9 NUT 16 8MHz B BW_SEL M108 1 M7 TEST_POINT 1 M5 TEST_POINT 1 5V P2 1 1 TEST_POINT M1 1 3V 5V 9R 9V BW_SEL DEMOD LOC_DIST RSSI RX RX_EN RX_INJ 1 1 M109 1 M107 TEST_POINT M2 M103 TEST_POINT 1 9V 2 M105 1 P2 2 5V VCC COMP_B 9V DET VFWD DET_VRVS INTEGRATOR RX PWR_SET V_CTRL_DRIVER PA_BIAS FILT_SW_B T...

Страница 268: ...2uF C1033 R167 2 2K 1000pF C1066 R109 30 4 7 R197 FLT_9V IF107 R134 47K C1057 1000pF 0 R199 NU 11 03nH L109 2 2K NU R169 C1060 1000pF 56pF C1012 R126 1 10uF C1027 220pF C1000 C1112 220pF R165 2 4K C1120 33pF L118 35U02 C1061 NU 1000pF R179 36 R182 10K R153 10K RFIN 16 RFOUT1 6 RFOUT2 7 VCNTRL 1 VD1 14 VG1 2 VG2 3 GND1 4 GND2 5 GND3 12 GND4 13 NC1 8 NC2 9 NC3 10 NC4 15 30C65 U101 17 EP G2 11 022uF ...

Страница 269: ...pF MC3303 U103 1 2 3 1 4 11 C1059 1000pF R190 1MEG C1013 6 2pF 7 5K R151 C1052 1000pF 470pF NU C1003 D107 VR102 5 6V 100pF C1004 82pF C1132 NU 1000pF 1 TP110 1 C1055 TP107 IF110 160pF C1006 R121 R120 100 C1056 NU 100 1000pF L103 1uH 47K R132 NU RT100 100K 51nH L111 68pF G1 C1108 J11 3 3 J11 4 33pF C1133 1000pF C1079 R156 10K 1 TP108 C1130 220pF 82pF C1011 NU 120nH L131 1 639m R101 R148 22K R150 47...

Страница 270: ...F 1000pF C2034 R229 100 C2013 0 1u F R234 39 A1 A2 A3 K1 K2 K3 D200 C2025 01uF 150 R225 0 1uF C2077 1 3K R217 C2023 01uF 62pF C2054 0 R204 C2016 0 1uF 470pF C2048 VCO_MOD 3 OUT 1 IN Y201 14R06 16 8MHz 2 GND 4 GND1 1uH L205 12 VMULT4 11 13 VRO WARP 25 XTAL1 23 XTAL2 24 30 SFOUT 28 TEST1 37 TEST2 38 VBPASS 21 VCP 47 VMULT1 15 VMULT2 14 VMULT3 PD_VDD PREIN 32 PRE_GND 33 PRE_VDD 34 PVREF 35 REFSEL 18 ...

Страница 271: ...510 R220 L204 680nH SH202 SHIELD 1 C2069 5 6pF TX_EMITTER 15 TX_IADJ 1 TX_OUT 10 TX_SWITCH 13 VCC_BUFFERS 14 VCC_LOGIC 18 NC RX_BASE 5 RX_EMITTER 6 RX_IADJ 2 RX_OUT 8 RX_SWITCH 7 SUPER_FLTR 3 TRB_IN 19 TX_BASE 16 50U54 COLL_RFIN 4 FLIP_IN 20 GND_BUFFERS 11 GND_FLAG 9 17 GND_LOGIC PRESC_OUT 12 L215 U201 47nH 01uF C2022 0 R203 C2011 0 1uF 3 3pF C2044 820 R219 C2018 0 1uF R231 51 C2060 15pF R201 0 47...

Страница 272: ...pF C343 1000pF C325 10 R341 L303 1 2uH 1000pF C324 IF300 1 L310 33 47nH 51pF C300 C350 36pF C349 36pF Q301 3V 330pF C332 100 R337 C330 470pF Q300 C354 30pF 180pF C337 2 4K R327 Q304 470pF C328 Q306 C340 82pF 01uF C321 L309 33 47nH 15K R310 C347 39pF 33 47nH L314 82pF C344 1K R330 C351 36pF 56pF C346 C339 100pF 5V R333 430 R345 10K 220 R335 Q303 BFS540 L307 33 47nH 3 3pF C366 10 R343 L311 33 47nH S...

Страница 273: ... MIXOUT 4 OSCIN 3 OSCOUT 10 QUADIN 1 RFIN 2 RFIN_DEC 7 AUDIO_FEED 15 GND 18 IFAMPIN 16 IFAMPOUT 19 IFAMP_DEC1 17 IFAMP_DEC2 14 LIMIN 11 LIMOUT SA616 U300 8 20K R308 Q302 R307 20K C310 0 1uF C308 0 1uF 150nH L306 0 1uF C304 C342 82pF Q305 C314 0 1uF R319 12K GND 2 GND1 4 OUT 3 1 IN Y301 06B09 44 395MHz 0 R303 L315 27nH C361 18pF 0 1uF C315 1 SHIELD SH302 12K R315 D301 L313 33 47nH TC7W04F U301 1 R3...

Страница 274: ...IF502 1 IF503 IF501 1MEG R5085 R5089 1MEG 0 1uF C5035 VR504 3 3V 9V 1000pF C5074 R5031 62K D513 D502 1000pF C5111 U514 FILT_B R5083 270K 1000pF C1088 100uF C1127 FILT_SW_B ONOFF_SENSE 9V B COMP_B POST_LIMITER_FLAT_TX_AUDIO_RETURN_OPT_BR DC_POWER_ON BATT_SENSE FLAT_TX_AUDIO_INPUT_ACCESS_CONN VOL_INDIRECT IGNITION EMERGENCY_SENSE DNP DNP DNP 3 3v Digital REGULATOR SOURCE 5V TO LVFRACN For mid_band 3...

Страница 275: ... CLK CLK168 34 20 CSX DACG 6 DACR 5 DACU 4 30C53 U504 AUDIO 41 C5014 2 2uF 82pF C5090 220pF C5098 U506 2 LM2904 6 5 7 8 4 C5021 0 1uF 220pF C5099 R5025 100K 0 1uF C5032 C5071 1000pF 3V 3V C5087 120pF 10K R5055 C5009 10uF 1000pF C5073 510 R5076 C5079 1000pF 3V C5100 220pF C5050 0 1uF 8 2K R5063 C5033 0 1uF R5054 10K R5014 0 C5011 10uF 4 7uF B C5044 1000pF C5072 R5027 270K 8 4 U506 1 LM2904 2 3 1 3V...

Страница 276: ...PC7_DATA7 37 PB1_ADDR9 10 PB2_ADDR10 11 PB3_ADDR11 9 PB4_ADDR12 21 PB5_ADDR13 15 PB6_ADDR14 8 PB7_ADDR15 7 PBO_ADDR8 14 PA0_IC3 79 PA1_IC2 80 PA2_IC1 81 PA3_IC4_OC5_OC1 82 PA4_OC4_OC1 83 PA5_OC3_OC1 84 PA6_OC2_OC1 85 PA7_PA1_OC1 86 AVDD 59 AVSS 70 ECLK 89 EXTAL 90 IRQ 96 95 LVOUT MODA_LIR 58 MODB_VSTBY 57 MC68HC11FL0 U403 C402 0 1uF D40 D3_3V D3_3V 1 TP400 TEST_POINT 0 1uF C408 100K R423 D3_3V 0 1...

Страница 277: ...8 TEST_POIN T 1 Q411 Q401 Q415 6 8V VR400 D402 R4680 R4670 D3_3V D3_3V 0 R469 Q413 R457 3 3K 0 R466 Q414 D3_3V Q409 R406 0 0 D3_3V R407 D3_3V Q412 10K R470 Q403 Q410 R445 10K Q416 10K R422 Q405 D3_3V 10K R440 R435 33K 0 R404 10K Q404 R444 D3_3V SPI_CLK SPI_MOSI BOOT_EN_IN_CH VSTBY SCI_CH HOOK_CH VS_INT VS_RAC VS_CS PROG_OUT ALARM_4 PROG_IO P8_ O PROG_IO P12_O PROG_IO P14_O VS_AUDIO_SEL VS_GAIN_SEL...

Страница 278: ...1045 1000pF 1uH IF702 L101 1 IF701 1 IF700 NU 1000pF C1082 C1076 1000pF 7 8 4 1000pF C1075 3 1 8 4 U100 2 LM2904 6 5 U100 1 LM2904 2 C1071 1000pF 22K R146 C1049 1000pF D101 6 2K R164 R144 22K C1048 1000pF C1047 DET_VFWD INTEGRATOR DET_VRVS FILT_SW_B 1000pF VHF 2 146 174 MHz 25 45 W Power Control Circuit ...

Страница 279: ... PLACED CAP 22pF C360 NOT PLACED CAP 22pF C361 2113740F33 CAP 18pF Circuit Ref Motorola Part No Description C362 2113740F33 CAP 18pF C363 NOT PLACED CAP 12pF C364 2113740F25 CAP 8 2pF C365 2113740F21 CAP 5 6pF C366 NOT PLACED CAP 3 3pF C367 NOT PLACED CAP 2 7pF C400 2113741F25 CAP 1000pF C401 2113743K15 CAP 0 1uF C402 2113743K15 CAP 0 1uF C403 2113743K15 CAP 0 1uF C404 2113743K15 CAP 0 1uF C405 21...

Страница 280: ...63 2113740F63 CAP 330pF C1064 2113741F25 CAP 1000pF C1065 2113740F63 CAP 330pF Circuit Ref Motorola Part No Description C1066 2113741F25 CAP 1000pF C1067 2113741F25 CAP 1000pF C1068 2113741F13 CAP 330pF C1069 NOT PLACED CAP 330pF C1070 2113741F25 CAP 1000pF C1071 2113741F25 CAP 1000pF C1072 2113741F25 CAP 1000pF C1073 NOT PLACED CAP 1000pF C1074 2113741F25 CAP 1000pF C1075 2113741F25 CAP 1000pF C1...

Страница 281: ...F67 CAP 470pF C2049 NOT PLACED CAP 470pF C2050 2113740F67 CAP 470pF C2051 2113740F59 CAP 220pF Circuit Ref Motorola Part No Description C2052 2113740F67 CAP 470pF C2053 NOT PLACED CAP 100pF C2054 2113740L37 CAP 62pF C2055 2113740F35 CAP 22pF C2056 2113740F33 CAP 18pF C2057 2113740F33 CAP 18pF C2058 2113740F33 CAP 18pF C2059 2113740F33 CAP 18pF C2060 2113740F31 CAP 15pF C2061 2113740F29 CAP 12pF C2...

Страница 282: ...CAP 82pF C5090 2113740F49 CAP 82pF C5091 2113740F49 CAP 82pF C5092 2113740F59 CAP 220pF Circuit Ref Motorola Part No Description C5094 2113740F59 CAP 220pF C5095 2113740F59 CAP 220pF C5096 2113740F59 CAP 220pF C5097 2113740F59 CAP 220pF C5098 2113740F59 CAP 220pF C5099 2113740F59 CAP 220pF C5100 2113740F59 CAP 220pF C5101 NOT PLACED CAP 1000pF C5102 NOT PLACED CAP 0 1uF C5103 NOT PLACED CAP 0 1uF ...

Страница 283: ... 33 47nH L301 2462587X69 IDCTR 1 2uH L302 2462587X69 IDCTR 1 2uH Circuit Ref Motorola Part No Description L303 2462587N69 IDCTR 1 2uH L304 2483411T74 IDCTR 1 2uH L305 2413926K31 IDCTR 470nH L306 2462587N55 IDCTR 150nH L307 2460591G24 IDCTR 33 47nH L308 2460591G24 IDCTR 33 47nH L309 2460591G24 IDCTR 33 47nH L310 2460591G24 IDCTR 33 47nH L311 2460591G24 IDCTR 33 47nH L312 2460591G24 IDCTR 33 47nH L3...

Страница 284: ...662057A81 RES 22K R149 0662057A81 RES 22K R150 0662057A89 RES 47K R151 0662057A70 RES 7 5K Circuit Ref Motorola Part No Description R153 0662057A73 RES 10K R155 NOT PLACED RES 10K R156 0662057A73 RES 10K R157 0662057A91 RES 56K R158 0662057A67 RES 5 6K R159 NOT PLACED RES 5 6K R160 0662057A61 RES 3 3K R161 0662057A61 RES 3 3K R162 0662057A61 RES 3 3K R163 0662057A61 RES 3 3K R164 0662057A68 RES 6 ...

Страница 285: ...40 0662057A18 RES 51 R341 0662057A01 RES 10 R342 0662057A01 RES 10 R343 0662057A01 RES 10 Circuit Ref Motorola Part No Description R344 0662057A01 RES 10 R345 0662057A73 RES 10K R346 0662057A73 RES 10K R401 0662057C85 RES 2 7K R402 0662057B47 RES 0 R403 0662057B47 RES 0 R404 0662057B47 RES 0 R405 0662057B47 RES 0 R406 0662057B47 RES 0 R407 0662057B47 RES 0 R414 0662057B47 RES 0 R415 NOT PLACED RES...

Страница 286: ... R5065 0662057A68 RES 6 2K R5066 0662057A49 RES 1K Circuit Ref Motorola Part No Description R5067 NOT PLACED RES 6 2K R5068 NOT PLACED RES 6 2K R5069 0662057A73 RES 10K R5070 0662057A57 RES 2 2K R5071 0662057A57 RES 2 2K R5072 0662057A65 RES 4 7K R5073 0662057A49 RES 1K R5074 0662057A49 RES 1K R5075 0662057A42 RES 510 R5076 0662057A42 RES 510 R5077 0662057A36 RES 300 R5078 0662057A25 RES 100 R5079...

Страница 287: ...0 NOT PLACED MMBZ5232B 5 6V ZENER VR401 4813830G12 MMSZ4687T1 4 3V ZENER VR402 4813830A09 MMBZ5226B 3 3V ZENER VR500 4813832C77 MR2835S 24V ZENER VR501 4813830A14 MMBZ5231B 5 1V ZENER Circuit Ref Motorola Part No Description VR502 NOT PLACED MMSZ4686T1 3 9V ZENER VR503 4813830G09 MMSZ4684 3 3V ZENER VR504 4813830G09 MMSZ4684 3 3V ZENER VR692 4813830A75 MMBZ20VAL 20V DUAL ZENER VR693 4813830A77 MMB...

Страница 288: ...T_SW_B 9V COMP_B DET VFWD DET_VRVS FILT_SW_B INTEGRATOR PA_BIAS PWR_SET RX RX_EN TX_EN TX_INJ V_CTRL_DRIVER 9V COMP_B DET_VFWD DET_VRVS FILT_SW_B INTEGRATOR PA_BIAS PWR_SET RX RX_EN TX_EN TX_INJ V_CTRL_DRIVER 9V VHF 2 146 174 MHz 25 45 W Interconnection between Main Board and Power Amplifier Compartment ...

Страница 289: ... C5102 C5103 C5110 C5111 C5112 CR300 D101 D104 D200 D201 D203 D204 D205 D301 D302 D303 D304 D400 D401 D500 D502 D513 2 3 4 5 6 FL300 2 3 FL301 2 3 FL302 4 3 2 FL303 4 3 2 FL304 J11 L102 L103 L104 L105 L106 L107 L111 L112 L113 L116 L119 L120 L122 L123 2 1 L124 L203 L204 L205 L206 L207 L210 L211 L213 L214 L215 L301 L304 L315 M1 M2 M3 M4 M5 1 M6 M7 M8 1 M9 M100 M101 M102 M103 M104 M105 M106 M107 M108...

Страница 290: ...307 L308 L309 L310 L311 L312 L313 L314 L500 L501 L502 M111 M112 1 P2 Q101 Q102 Q103 1 2 3 Q105 Q106 Q200 Q300 Q301 Q303 Q304 Q306 Q401 Q403 Q404 Q405 Q408 Q409 Q410 Q411 Q412 Q413 Q416 Q417 Q501 Q502 Q504 Q505 Q506 R103 R104 R110 R111 R112 R113 R114 R115 R116 R117 R118 R120 R121 R122 R126 R127 R130 R131 R132 R134 R135 R136 R137 R138 R139 R140 R141 R142 R143 R144 R145 R147 R149 R153 R155 R156 R157 ...

Страница 291: ...10 1000pF C622 1000pF C604 2 J2 1 1 P1 1 1 C625 1000pF 2 1000pF 2 VOX VSTBY VS_AUDIO_SEL VS_MIC uP_CLK C627 ONOFF_SENSE POST_LIMITER_FLAT_TX_AUDIO_RETURN_OPT_BRD RESET RX_AUDIO_OUTPUT_ACCESS_CONN RX_AUDIO_RETURN_OPT_BRD SPI_CLK SPI_MOSI SPKR SPKR SQ_DET TX_AUDIO_RETURN_OPT_BRD TX_AUDIO_SEND_OPT_BRD UNMUTED_RX_AUDIO_SEND_OPT_BRD VOL_INDIRECT D3_3V DETECTOR_AUDIO_SEND_OPT_BRD EMERGENCY_ACCES_CONN EM...

Страница 292: ...D_IN RX_IN J SPI_CLK TEST_POINT M102 1 V_CTRL_DRIVER PA_BIAS PWR_SET COMP_B DEMOD FILT_SW_B MOD_OUT M9 NUT 16 8MHz B BW_SEL M108 1 M7 TEST_POINT 1 M5 TEST_POINT 1 5V P2 1 1 TEST_POINT M1 1 3V 5V 9R 9V BW_SEL DEMOD LOC_DIST RSSI RX RX_EN RX_INJ 1 1 M109 1 M107 TEST_POINT M2 M103 TEST_POINT 1 9V 2 M105 1 P2 2 5V VCC COMP_B 9V DET VFWD DET_VRVS INTEGRATOR RX PWR_SET V_CTRL_DRIVER PA_BIAS FILT_SW_B TX...

Страница 293: ...2uF C1033 R167 2 2K 1000pF C1066 R109 30 4 7 R197 FLT_9V IF107 R134 47K C1057 1000pF 0 R199 NU 11 03nH L109 2 2K NU R169 C1060 1000pF 56pF C1012 R126 1 10uF C1027 220pF C1000 C1112 220pF R165 2 4K C1120 33pF L118 35U02 C1061 NU 1000pF R179 36 R182 10K R153 10K RFIN 16 RFOUT1 6 RFOUT2 7 VCNTRL 1 VD1 14 VG1 2 VG2 3 GND1 4 GND2 5 GND3 12 GND4 13 NC1 8 NC2 9 NC3 10 NC4 15 30C65 U101 17 EP G2 11 022uF ...

Страница 294: ...F MC3303 U103 1 2 3 1 4 11 C1059 1000pF R190 1MEG C1013 6 2pF 7 5K R151 C1052 1000pF 470pF NU C1003 D107 VR102 5 6V 100pF C1004 82pF C1132 NU 1000pF 1 TP110 1 C1055 TP107 IF110 160pF C1006 R121 R120 100 C1056 NU 100 1000pF L103 1uH 47K R132 NU RT100 100K 51nH L111 68pF G1 C1108 J11 3 3 J11 4 33pF C1133 1000pF C1079 R156 10K 1 TP108 C1130 220pF 82pF C1011 NU 120nH L131 1 639m R101 R148 22K R150 47K...

Страница 295: ... 1000pF C2034 R229 100 C2013 0 1u F R234 39 A1 A2 A3 K1 K2 K3 D200 C2025 01uF 150 R225 0 1uF C2077 1 3K R217 C2023 01uF 62pF C2054 0 R204 C2016 0 1uF 470pF C2048 VCO_MOD 3 OUT 1 IN Y201 14R06 16 8MHz 2 GND 4 GND1 1uH L205 12 VMULT4 11 13 VRO WARP 25 XTAL1 23 XTAL2 24 30 SFOUT 28 TEST1 37 TEST2 38 VBPASS 21 VCP 47 VMULT1 15 VMULT2 14 VMULT3 PD_VDD PREIN 32 PRE_GND 33 PRE_VDD 34 PVREF 35 REFSEL 18 S...

Страница 296: ...10 R220 L204 680nH SH202 SHIELD 1 C2069 5 6pF TX_EMITTER 15 TX_IADJ 1 TX_OUT 10 TX_SWITCH 13 VCC_BUFFERS 14 VCC_LOGIC 18 NC RX_BASE 5 RX_EMITTER 6 RX_IADJ 2 RX_OUT 8 RX_SWITCH 7 SUPER_FLTR 3 TRB_IN 19 TX_BASE 16 50U54 COLL_RFIN 4 FLIP_IN 20 GND_BUFFERS 11 GND_FLAG 9 17 GND_LOGIC PRESC_OUT 12 L215 U201 47nH 01uF C2022 0 R203 C2011 0 1uF 3 3pF C2044 820 R219 C2018 0 1uF R231 51 C2060 15pF R201 0 47n...

Страница 297: ...F C343 1000pF C325 10 R341 L303 1 2uH 1000pF C324 IF300 1 L310 33 47nH 51pF C300 C350 36pF C349 36pF Q301 3V 330pF C332 100 R337 C330 470pF Q300 C354 30pF 180pF C337 2 4K R327 Q304 470pF C328 Q306 C340 82pF 01uF C321 L309 33 47nH 15K R310 C347 39pF 33 47nH L314 82pF C344 1K R330 C351 36pF 56pF C346 C339 100pF 5V R333 430 R345 10K 220 R335 Q303 BFS540 L307 33 47nH 3 3pF C366 10 R343 L311 33 47nH SH...

Страница 298: ...MIXOUT 4 OSCIN 3 OSCOUT 10 QUADIN 1 RFIN 2 RFIN_DEC 7 AUDIO_FEED 15 GND 18 IFAMPIN 16 IFAMPOUT 19 IFAMP_DEC1 17 IFAMP_DEC2 14 LIMIN 11 LIMOUT SA616 U300 8 20K R308 Q302 R307 20K C310 0 1uF C308 0 1uF 150nH L306 0 1uF C304 C342 82pF Q305 C314 0 1uF R319 12K GND 2 GND1 4 OUT 3 1 IN Y301 06B09 44 395MHz 0 R303 L315 27nH C361 18pF 0 1uF C315 1 SHIELD SH302 12K R315 D301 L313 33 47nH TC7W04F U301 1 R33...

Страница 299: ...F502 1 IF503 IF501 1MEG R5085 R5089 1MEG 0 1uF C5035 VR504 3 3V 9V 1000pF C5074 R5031 62K D513 D502 1000pF C5111 U514 FILT_B R5083 270K 1000pF C1088 100uF C1127 FILT_SW_B ONOFF_SENSE 9V B COMP_B POST_LIMITER_FLAT_TX_AUDIO_RETURN_OPT_BR DC_POWER_ON BATT_SENSE FLAT_TX_AUDIO_INPUT_ACCESS_CONN VOL_INDIRECT IGNITION EMERGENCY_SENSE DNP DNP DNP 3 3v Digital REGULATOR SOURCE 5V TO LVFRACN For mid_band 3 ...

Страница 300: ...CLK CLK168 34 20 CSX DACG 6 DACR 5 DACU 4 30C53 U504 AUDIO 41 C5014 2 2uF 82pF C5090 220pF C5098 U506 2 LM2904 6 5 7 8 4 C5021 0 1uF 220pF C5099 R5025 100K 0 1uF C5032 C5071 1000pF 3V 3V C5087 120pF 10K R5055 C5009 10uF 1000pF C5073 510 R5076 C5079 1000pF 3V C5100 220pF C5050 0 1uF 8 2K R5063 C5033 0 1uF R5054 10K R5014 0 C5011 10uF 4 7uF B C5044 1000pF C5072 R5027 270K 8 4 U506 1 LM2904 2 3 1 3V ...

Страница 301: ...C7_DATA7 37 PB1_ADDR9 10 PB2_ADDR10 11 PB3_ADDR11 9 PB4_ADDR12 21 PB5_ADDR13 15 PB6_ADDR14 8 PB7_ADDR15 7 PBO_ADDR8 14 PA0_IC3 79 PA1_IC2 80 PA2_IC1 81 PA3_IC4_OC5_OC1 82 PA4_OC4_OC1 83 PA5_OC3_OC1 84 PA6_OC2_OC1 85 PA7_PA1_OC1 86 AVDD 59 AVSS 70 ECLK 89 EXTAL 90 IRQ 96 95 LVOUT MODA_LIR 58 MODB_VSTBY 57 MC68HC11FL0 U403 C402 0 1uF D40 D3_3V D3_3V 1 TP400 TEST_POINT 0 1uF C408 100K R423 D3_3V 0 1u...

Страница 302: ...408 TEST_POIN T 1 Q411 Q401 Q415 6 8V VR400 D402 R468 DNP R467 DNP D3_3V D3_3V DNP R469 Q413 R457 3 3K DNP R466 Q414 D3_3V Q409 R406 0 0 D3_3V R407 D3_3V Q412 10K R470 Q403 Q410 R445 10K Q416 10K R422 Q405 D3_3V 10K R440 R435 33K 0 R404 10K Q404 R444 D3_3V SPI_CLK SPI_MOSI BOOT_EN_IN_CH VSTBY SCI_CH HOOK_CH VS_INT VS_RAC VS_CS PROG_OUT ALARM_4 PROG_IO P8_ O PROG_IO P12_O PROG_IO P14_O VS_AUDIO_SEL...

Страница 303: ...045 1000pF 1uH IF702 L101 1 IF701 1 IF700 NU 1000pF C1082 C1076 1000pF 7 8 4 1000pF C1075 3 1 8 4 U100 2 LM2904 6 5 U100 1 LM2904 2 C1071 1000pF 22K R146 C1049 1000pF D101 6 2K R164 R144 22K C1048 1000pF C1047 DET_VFWD INTEGRATOR DET_VRVS FILT_SW_B 1000pF VHF 2 146 174 MHz 25 45 W Power Control Circuit ...

Страница 304: ...pF C359 NOT PLACED CAP 22pF C360 NOT PLACED CAP 22pF Circuit Ref Motorola Part No Description C361 2113740F33 CAP 18pF C362 2113740F33 CAP 18pF C363 NOT PLACED CAP 12pF C364 2113740F25 CAP 8 2pF C365 2113740F21 CAP 5 6pF C366 NOT PLACED CAP 3 3pF C367 NOT PLACED CAP 2 7pF C400 2113741F25 CAP 1000pF C401 2113743K15 CAP 0 1uF C402 2113743K15 CAP 0 1uF C403 2113743K15 CAP 0 1uF C404 2113743K15 CAP 0 ...

Страница 305: ...113741F25 CAP 1000pF C1061 NOT PLACED CAP 1000pF C1062 2113741F25 CAP 1000pF Circuit Ref Motorola Part No Description C1063 2113740F63 CAP 330pF C1064 2113741F25 CAP 1000pF C1065 2113740F63 CAP 330pF C1066 2113741F25 CAP 1000pF C1067 2113741F25 CAP 1000pF C1068 2113741F13 CAP 330pF C1069 NOT PLACED CAP 330pF C1070 2113741F25 CAP 1000pF C1071 2113741F25 CAP 1000pF C1072 2113741F25 CAP 1000pF C1073 ...

Страница 306: ...P 1000pF C2043 2113740L14 CAP 6 8pF C2044 2113740L06 CAP 3 3pF C2045 2113740F67 CAP 470pF Circuit Ref Motorola Part No Description C2046 2113740F67 CAP 470pF C2047 2113740F67 CAP 470pF C2048 2113740F67 CAP 470pF C2049 NOT PLACED CAP 470pF C2050 2113740F67 CAP 470pF C2051 2113740F59 CAP 220pF C2052 2113740F67 CAP 100pF C2053 NOT PLACED CAP 100pF C2054 2113740L37 CAP 62pF C2055 2113740F35 CAP 22pF C...

Страница 307: ...84 2113740F51 CAP 100pF C5085 2113741A53 CAP 022uF C5086 2113741A53 CAP 022uF Circuit Ref Motorola Part No Description C5087 2113740F53 CAP 120pF C5088 2113740F49 CAP 82pF C5089 2113740F49 CAP 82pF C5090 2113740F49 CAP 82pF C5091 2113740F49 CAP 82pF C5092 2113740F59 CAP 220pF C5094 2113740F59 CAP 220pF C5095 2113740F59 CAP 220pF C5096 2113740F59 CAP 220pF C5097 2113740F59 CAP 220pF C5098 2113740F5...

Страница 308: ...R140 0662057A70 RES 7 5K R141 0662057A81 RES 22K R142 0662057A81 RES 22K R143 0662057A81 RES 22K R144 0662057A75 RES 12K Circuit Ref Motorola Part No Description R145 0662057A81 RES 22K R146 0662057A81 RES 22K R147 0662057A81 RES 22K R148 0662057A81 RES 22K R149 0662057A81 RES 22K R150 0662057A89 RES 47K R151 0662057A67 RES 5 6K R153 0662057A73 RES 10K R155 0662057A73 RES 10K R156 0662057A73 RES 1...

Страница 309: ...333 0662057A40 RES 430 R334 0662057A39 RES 390 R335 0662057A33 RES 220 R336 0662057A25 RES 100 Circuit Ref Motorola Part No Description R337 0662057A25 RES 100 R338 0662057A18 RES 51 R339 0662057A18 RES 51 R340 0662057A18 RES 51 R341 0662057A01 RES 10 R342 0662057A01 RES 10 R343 0662057A01 RES 10 R344 0662057A01 RES 10 R345 0662057A73 RES 10K R346 0662057A73 RES 10K R401 0662057C85 RES 2 7K R402 0...

Страница 310: ... 0662057A73 RES 10K R5058 NOT PLACED RES 10K R5059 NOT PLACED RES 10K Circuit Ref Motorola Part No Description R5060 0662057A73 RES 10K R5061 0662057A73 RES 10K R5062 0662057A73 RES 10K R5063 NOT PLACED RES 8 2K R5064 NOT PLACED RES 8 2K R5065 0662057A68 RES 6 2K R5066 0662057A49 RES 1K R5067 NOT PLACED RES 6 2K R5068 NOT PLACED RES 6 2K R5069 0662057A73 RES 10K R5070 0662057A57 RES 2 2K R5071 066...

Страница 311: ...813830A15 MMBZ5232B 5 6V ZENER VR102 4813830A15 MMBZ5232B 5 6V ZENER VR105 4813830A15 MMBZ5232B 5 6V ZENER Circuit Ref Motorola Part No Description VR400 NOT PLACED MMBZ5232B 5 6V ZENER VR401 4813830G12 MMSZ4687T1 4 3V ZENER VR402 4813830A09 MMBZ5226B 3 3V ZENER VR500 4813832C77 MR2835S 24V ZENER VR501 4813830A14 MMBZ5231B 5 1V ZENER VR502 NOT PLACED MMSZ4686T1 3 9V ZENER VR503 4813830G09 MMSZ4684...

Страница 312: ...4 52 VHF 25 45 W Band 2 PCB 8486487Z04 Schematics Notes ...

Страница 313: ......

Страница 314: ...8 6 MOTOROLA the Stylized M Logo and Radius are registered in the U S Patent and Trademark Office All other product or service names are the property of their respective owners 2003 2009 Motorola Inc All rights reserved Printed in the U S A ...

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