Panasonic RM-G45PA Service Manual Download Page 4 | Manualshive

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[Repair Advisory]

Prior to any repair, use the air gun to prevent the panel
buttons from being damaged by dust and sand particles.

2.1. Removal of the main P.C.B.

and sub (1) P.C.B.

2.2. Removal of the operation

P.C.B.

2 Disassembly Instructions

4

RM-G45PA

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Summary of Contents for RM-G45PA

Page 1: ... 2001 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law RM G45PA Colour K Black Type Area A U S A Audio System AVCASBU0111002C1 ...

Page 2: ...es 7 4 Schematic Diagram 8 5 Printed Circuit Board Diagram 17 6 Type Illustration of ICs and Diodes 23 7 Wiring Connection Diagram 24 8 Block Diagram 25 9 Modification of RM G45PA for European Australian Japanese Version 30 9 1 Modification Detail 30 9 2 Modification Printed Circuit Board 31 10 Terminal Function of IC 32 10 1 IC503 000874710 System Control 32 11 Replacement Parts List 33 12 Cabine...

Page 3: ...W KS2 24 SW KS3 25 DISP REQ 26 GND MAIN 27 HS MIC DR 28 HS MIC PA 29 HS MIC E D 30 HS MIC E P 31 SW K14 32 SW K12 33 VBAT ACC 34 BU 1 AUX L 2 BUS L 3 BUS L 4 BUS R 5 BUS R 6 BUS 7 BUS 8 BUS SYS ACC 9 BUS B 10 AUX R 11 BUS AUDIO GND 12 BUS GND 13 BUS GND 14 BUS ILLUMI 15 NC 16 NC 17 MUTE IN 18 AUX GND 19 PULSE 20 CB AUDIO MUTE 21 CB PERM 22 CB DET 23 CB SHIELD 24 CB MIC OUT 25 CB MIC GND 26 STARTER...

Page 4: ... to any repair use the air gun to prevent the panel buttons from being damaged by dust and sand particles 2 1 Removal of the main P C B and sub 1 P C B 2 2 Removal of the operation P C B 2 Disassembly Instructions 4 RM G45PA ...

Page 5: ...5 RM G45PA ...

Page 6: ...2 3 Removal of the rubber contact illuminator and buttons Follow the Step 1 Step 5 of item 2 2 2 4 Removal of the lamp Follow the Step 1 Step 2 of item 2 2 6 RM G45PA ...

Page 7: ...age values depending on the internal impedance of the DC circuit tester No mark FM AM WB Important safety notice Components identified by mark have special characteristics important for safety Furthermore special parts which have purposes of fire retardant resistors high quality sound capacitors low noise resistors etc are used When replacing any of components be sure to use only manufacturer s sp...

Page 8: ...CE DI CLK DO SEEK BAND FM AM FM TU ON C15 0 047 R30 2 2K R25 2 2 1 2 L1 470uH NC NC CE DI CLK DO SM NC S G D Q1 Q2 TRC114YUL A SWITCHING SWITCHING PLL FREQUENCY SYNTHESIZER L P F Q4 TRB123YKL POWER SUPPLY Q7 TRB123YKL POWER SUPPLY Q5 TRB123YKL POWER SUPPLY Q6 TRB123YKL POWER SUPPLY SCHEMATIC DIAGRAM 1 Note The number which noted at the connectors on the schematic diagram as SCHEMATIC DIAGRAM 1 or ...

Page 9: ... C65 0 068 R63 12K C62 50V0 22 C63 50V3 3 R62 100K CONSTANT VOLTAGE CIRCUIT SW2 SW1 HPF1 LPF IF AMP PULSE DETECTION DETECTION IF AGC LPF AF AMP AF AGC HPF CONSTANT CURRENT CIRCUIT CONSTANT CURRENT CIRCUIT SW3 SW5 SW4 LEVEL DETECT CIRCUIT PHASE CIRCUIT HIGH PASS AMP OR NOISE AGC BUFFER AMP PULSE DET 2 PULSE DET 1 GATE PULSE 1 2 3 4 5 6 7 8 16 15 14 12 11 10 9 13 C56 0 001 C57 0 22 R58 47K C61 0 01 ...

Page 10: ...228 1K R215 1 C211 0 1 C213 10V470 C212 10V100 C209 10V470 C208 16V470 C225 16V10 C214 16V470 C215 16V47 R216 330 C217 16V47 C220 50V1 C216 0 0039 C218 0 0039 C206 50V1 R217 330 C219 16V47 C222 50V1 C221 50V1 R221 10K R222 10K R223 2 7K R224 2 7K R219 33K C223 16V22 D103 DIAN202KL IC202 000774870 CB AUDIO MIC OUT MIC MUTE ATT AMB AMB1 FM 10K AU H S CB H S AMPON SP CB BEEP SP MUTE CB SP VO R SP R S...

Page 11: ...I CB SO NC CB PERM CB DET CB AU MUT CB PTT MUTE IN RESET AN14 AN13 MODE AD FANC AD S METER AVREF0 AVDD0 XT1 XT2 IC X1 X2 VDD1 VSS0 INTP5 INTP4 CB SCK ACC IN BUS IRQ SPEED SM SPEED CONT BUS IRQ SPEED RN508 2 2K RN509 2 2K RN510 2 2K RN517 47K LN502 RN514 2 2K RN511 2 2K LN503 RN518 1K RN507 2 2K RN506 2 2K RN505 2 2K RN502 2 2K INTERFACE INTERFACE INTERFACE INTERFACE ACC OUT BUS ACC BUS RST DO DI C...

Page 12: ...B PTT Q525 TRC114YUL A SWITCHING Q526 TRC114YUL A SWITCHING CB SCK CB AUDIO MUTE CB DET CB SI Q521 TRC114TUL A INTERFACE Q522 TRC114TUL A INTERFACE Q523 TRC114TUL A INTERFACE Q524 TRC114TUL A INTERFACE CB SO CB PERM MUTE BUS SCK BUS SI BUS SO BUS IRQ BUS C D XI XO VDD TEST BUS RST BUS CS BUS BUS BUS BUS BUS CS BUS RST BUS SCK BUS SI BUS SO BUS IRQ BUS C D IC501 000674280 T BUS DRIVER Q509 TRC1037Q...

Page 13: ...2K R303 22K C303 0 1 C304 0 1 IC301 NJM4565MD 7 6 5 4 3 2 1 8 R471 3 9K C454 0 01 C471 10V100 R472 10K R474 1K R473 4 7K R452 10K C472 16V10 5 4 3 2 1 R451 8 2K C451 16V47 R454 3 3K R453 47K C452 220P C453 16V10 R455 560K 6 5 CB DET AUDIO MIC AMP CB AUDIO ACC OUT Q471 TRB1565D1 REGULATOR IC404 000474740 T STABILIZER CB SP BEEP CB BEEP SP IEV CL IEV DO D402 DIA204KL MIC MUTE SWITCHING I COM Q403 TR...

Page 14: ...SCK CN702 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 L704 L703 C762 0 001 C751 0 001 C752 0 001 C753 0 001 C754 0 001 C755 100P C756 100P C748 0 001 C761 0 001 C760 0 001 C759 0 001 R704 3 3K C750 0 001 C749 0 001 C763 0 001 C764 0 001 C766 0 001 C765 0 001 R708 2 2K C767 0 001 C770 100P C769 100P C768 0 001 L701 C726 16V2200 C727 16V2200 D701 DIDS...

Page 15: ...152 1 Q104 TRC144EUL A Q115 TRC144EUL A R111 10K SWITCHING SWITCHING R141 22K R132 220 ATT Q102 TRC114TUL A ATT DRIVE Q101 TRC114TUL A ATT DRIVE C109 16V10 IC103 000474780 T SIGNAL SELECTOR R162 2 2K Q105 TRC1037QL SWITCHING C161 50V1 IC102 000774860 AMB CONTROL VO R VO L SP R SP L Q106 TRC114YUL A SWITCHING Q202 TRC114TUL A MUTING Q201 TRC114TUL A MUTING Q204 TRC343TKL MUTING Q203 TRC343TKL MUTIN...

Page 16: ...H5 S658 I COM SWITCHING R605 4 7K SWITCHING C652 0 01 C653 0 01 C654 0 01 Q653 TRC114YUL A SWITCHING Q654 TRC114YUL A SWITCHING C655 0 01 C656 0 01 Q655 TRC114YUL A SWITCHING Q656 TRC114YUL A SWITCHING R606 8 2K R607 12K R608 27K VMODE U VMODE O MODE U MODE O MODE A D FANC A D LAMP C657 0 01 To MAIN CIRCUIT CN501 on SCHEMATIC DIAGRAM 4 A To MAIN CIRCUIT CN502 on SCHEMATIC DIAGRAM 4 A OPERATION CIR...

Page 17: ...26 1 5 10 15 16 17 20 25 30 32 33 35 40 45 47 48 50 55 60 64 IC101 C E B Q525 C E B Q526 C E B Q522 C E B Q524 C E B Q521 C E B Q523 C B E Q509 C454 R471 R473 1 8 5 4 IC404 Q472 B B E C C C E B Q401 C E B Q403 R413 R417 R414 R405 R415 C417 C406 C416 C415 C404 R412 R420 R404 D402 C E B Q406 1 8 5 4 IC401 1 2 3 4 5 6 7 8 9 10 CN101 C405 LN50 LN701 LN702 C303 C771 C312 C304 R303 R308 R315 R124 R123 R...

Page 18: ...308 R315 R124 R123 R307 R310 R311 R314 R302 1 8 5 4 IC301 R313 R312 E C B 01 C307 C308 C311 C51 TP2 C471 C472 C305 C309 E C B Q471 C729 D710 L701 C53 C63 C62 C108 C115 ET1 1 2 3 4 5 8 9 10 6 7 13 14 15 11 12 18 19 20 16 17 23 24 25 21 22 28 29 30 26 27 33 34 31 32 ET1 CN701 1 2 3 4 5 8 9 10 6 7 13 14 15 11 12 18 19 20 16 17 23 24 25 21 22 28 29 30 26 27 33 34 31 32 RM G45 PA MAIN SIDE A P C B RM G...

Page 19: ...60 C761 C767 C768 C763 C762 C769 C770 R704 C751 C753 C754 C752 R705 R707 C E B Q701 C E B Q702 C E B Q703 L704 L703 R301 R309 R57 R59 R62 R63 R60 R56 R58 R306 R304 C302 C310 C306 C56 C57 C64 C65 C66 C8 C7 C6 C4 C2 C1 C67 C38 C37 C61 C58 C55 C59 C60 R51 R2 C114 C111 1 5 8 9 10 16 15 IC2 C E B Q18 C E B Q17 TP1 R3 R1 C26 R7 R26 R29 R22 R23 R27 R11 R25 R30 R28 R24 C22 C25 C452 C715 C410 1 5 10 11 15 ...

Page 20: ...8 10 1 9 1 2 3 4 5 6 CN212 8 9 10 E C B Q502 E C B Q507 RM G45 PA MAIN SIDE B AMB P C B AMB P C B SIDE A B CN131 1 2 3 4 5 6 7 8 9 10 R133 R136 R137 R456 C152 E C B Q405 C E B Q404 C E B Q103 C E B Q104 C E B Q115 C E B Q101 C E B Q102 C E B Q201 C E B Q202 R457 1 5 7 8 10 14 IC405 R139 R111 C457 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 IC102 R134 R135 R138 R141 1 5 7 8 10 14 IC103 R167 1 2 3 4 5 6 ...

Page 21: ...CH6 S656 CH5 S658 I COM S652 CB S655 CH4 S660 CH3 S662 FM1 S663 FM2 S664 W B S665 AUX S666 AM S667 CD MD S654 CH2 S653 CH1 S651 AUDIO S659 A SEL RPT CN602 1 2 3 4 5 6 7 8 CN601 8 7 6 5 4 3 2 1 S602 MODE S603 V MODE RM G45 PA OPERATION SIDE A P C B RM G45PA 21 ...

Page 22: ...C651 R609 R604 R651 C E B Q651 C652 R652 R605 C E B Q652 C653 C656 R653 R656 R603 C655 R655 C654 R654 R608 R607 R606 C E B Q653 C E B Q656 C E B Q655 C E B Q654 S602 1 2 3 4 5 CN602 1 2 3 4 5 6 7 8 CN601 8 7 6 5 4 3 2 1 S603 1 2 3 4 5 RM G45 PA OPERATION SIDE B P C B RM G45PA 22 ...

Page 23: ...02KL ZMA8056ML ZMA8062ML DIDA204KL DI0MA111L DIDSB15T0 No 1 000574900 T 000774840 T 000474780 T 000474790 T 000474740 T 20PIN 8PIN 14PIN 8PIN 8PIN 16 9 1 8 1 15 1 3 2 4 1 8 9 16 E C B E C B C B E E C B C E E C B S D G A Ca Anode Cathode Anode Anode Cathode Cathode A Ca Anode Cathode A Ca No 1 No 1 C B E 000874350 25 1 2 24 Anode Cathode Anode Cathode Anode 000774960 64PIN 000874710 80PIN 000774810...

Page 24: ... P C B B C OPERATION P C B CN602 CN601 CN212 CN211 CN101 CN501 CN502 MAIN P C B A 10 1 1 8 1 8 8 1 8 1 1 6 1 6 CN131 CN201 CN202 1 6 1 6 10 1 ANT Z1 FM AM TUNER PACK Z2 W B TUNER PACK BUS TERMINAL BUS TERMINAL CN702 CN701 24 RM G45PA ...

Page 25: ...D ST 14 13 AM IF POWER SUPPLY Vcc9V Q4 TU VDD POWER SUPPLY FM Vcc Q7 9 TU ON BAND FM 6 2 3 4 5 CE DI CLK DO CE DI CLK DO DET OUT SM S METER L P F 13 WB AM 9K Q1 X1 7 2MHz FM F CONT Q17 Q18 FM 10K FM VCC D1 D3 1 ANT GND 2 Z2 WB TUNER PACK 4 VT POWER SUPPLY Q6 V DD SW5V 15 GND 19 POWER SUPPLY Q5 3 VDD 5 OSC 5 6 V DD F V CC TU VDD FM VCC SIGNAL DET Q2 3 20 8 AM FM 15 12 7 SD 8 AF OUT RM G45 PA BLOCK ...

Page 26: ...1 VDD POWER SUPPLY CONT POWER SUPPLY POWER SUPPLY CONT POWER SUPPLY Q503 Q504 SW5V 44 SW5V 000674280 T IC501 BUS DRIVER 14 3 2 1 13 12 11 5 SW5V 16 8 BUS RST BUS SI BUS SO BUS SCK BUS SI BUS SO BUS RST BUS SCK VDD BUS BUS 9 VSS 5 14 BUS C D BUS C D 13 15 BUS CS BUS CS 7 XO XI 6 X501 6 29MHHz 10 CN701 BUS TERMINAL DISP SO DISP SCK DISP CE INTERFACE Q512 INTERFACE INTERFACE DISP SO 17 Q511 Q513 BU14...

Page 27: ...K DO CE DI LF IN RF IN 32 17 000474780 T IC103 SIGNAL SLECTOR 11 1 10 2 6 5 12 13 SWITCH ING SWITCH ING Q105 Q106 37 AU H S Vcc9V 56 VDD 46 AMP MUTE D101 D102 A ATT ATT CONT Q103 Q101 Q102 45 ATT 13 AMB FM 10K SWITCH ING 2 Q104 115 VO L VO R VO L VO R 1 16 14 16 8 Vcc9V 1 40 AMB 39 AMB1 B 59 MUTE IN BUS SYS ACC SPEED BUS BUS RESET 60 RESET VDD 000774350 T IC502 70 69 X502 5MHz X1 X2 67 V DD 1 68 V...

Page 28: ...7 Q110 Q108 Q109 Q112 MUTING Q203 Q204 MUTE 41 MUTING CONT Q509 VDD CN702 BUS TERMINAL CB MIC OUT CB AUDIO IN AUDIO AMP NJM4565MD IC301 1 2 8 4 9 3 BU4066BCF IC405 SIGNAL SLECTOR 11 1 10 2 6 5 12 13 BUFFER AMP 000474740 T IC404 1 2 BEEP 50 SWITCH ING Q405 CB H S 36 SWITCH ING Q404 MIC AMP NJM4565MD IC301 1 2 56 CB DET INTERFACE Q526 MUTING CB DET Q301 RM G45 PA BLOCK DIAGRAM RM G45PA 28 ...

Page 29: ...Y Q401 Q403 47 I COM Vcc9V Q402 MUTING Q407 408 Vcc9V MUTING Q206 Q205 51 HS MUTE D103 A BU REGU LATOR REGULATOR STABILIZER Q471 Q472 Vcc9V STABILIZER 1 2Vcc 000474740 T IC404 L701 B SWITCH ING Q514 VDD 1 DISP REQ DISP REQ Q111 MUTING 4 STBY SW KS1 SW KS2 SW KS3 SW K11 SW K12 SW K13 SW K14 KEY SWITCH 20 25 KS1 6 27 30 K11 14 42 AMPON SP 43 9 AMPON HS 000874710 IC503 SYSTEM CONTROL 1 2 Vss 33 4 AVs...

Page 30: ...3GEY0R00 6 R9 RK332JA0J Removal Not change Removal 7 R21 RK101JA0J Removal Not change Removal 8 R653 RK103JA0J Not change Not change Removal Diode 9 D1 DI1SV271L Removal Not change Removal 10 D5 DI0MA111L Removal Not change Removal 11 D511 Not used Additional MA111 Not change Additional MA111 12 D512 Not used Additional MA111 Additional MA111 Not change Transistor 13 Q5 TRB123YKL Removal Not chang...

Page 31: ...CN1 1 2 1 2 3 4 5 8 9 10 6 7 13 14 15 11 12 16 ET1 Q5 13 9 D1 3 C10 5 R4 6 R9 14 TU1 D5 10 D511 11 D512 12 D512 D511 R4 MAIN P C B SIDE B A R62 R63 C56 C64 C65 C66 C8 C7 C6 C4 C2 C1 C67 C38 C37 1 5 8 9 10 16 15 IC2 C E B Q18 C E B Q17 TP1 R3 R1 C26 R7 R26 R22 R23 11 15 R21 JC9 JC11 JC7 JC8 JC12 JC3 JC5 JC1 C28 C27 R15 C5 C21 2 C8 1 C7 4 C21 MAIN P C B SIDE B A C1 R1 R29 R22 R23 R27 R28 R24 C25 1 5...

Page 32: ...l output for headphone 44 SW5V O Power supply control signal output 45 ATT O Audio attenuator ON OFF control signal output 46 AMP MUTE O Power amp mute control signal output for speaker 47 I COM O Power supply control signal output for INTERCOM interrupt mute 48 IEV DO O Electric volume data output for INTERCOM microphone volume control and mute 49 IEV CL O Electric volume clock output for INTERCO...

Page 33: ...7 9 251 0 17 5 9 8 87721 66 6 537 9 8 87721 66 20 9 8 87721 66 9 8 87721 66 8 2 9 8 87721 66 9 8 87721 66 9 8 87721 66 9 8 87721 66 9 8 87721 66 0 9 8 87721 66 0 9 8 87721 66 8 9 8 87721 66 0 9 8 87721 66 9 80 1 725 1 2 5 90 3 1 12 90 3 1 1 2 5 9 80 1 725 87721 90 58 5 217 7 6 90 58 5 217 7 2 5 9 8 12 66 92 80 02 90 5 1 3 3 9 0 11 5 6 90 211 725 2 5 9 27720 3 7 90 3 1 833 5 6 90 3 1 211 725 90 8 3...

Page 34: ... 9 X X X 6 1 X 9 X X S X X X 6 1 8 9 S X 6 1 X 9 X 6 1 8 9 X 8 9 S X 9 X 5HI 1R 3DUW 1R 3DUW 1DPH HVFULSWLRQ 3FV 5HPDUNV X 8 9 8 9 9 X 9 X X X S X X 9 S X X X X X X X X S X S X X S X S X S X X 9 X X 9 X X 4 X S X X S X 1 17 11 1 211 725 1 211 725 1 211 725 1 211 725 1 211 725 1 211 725 1 211 725 1 211 725 69 2 0 2 69 2 0 2 1 2 0 0 2 2 0 0 2 0 0 2 0 2 0 2 6 7 2 0 2 63 6 5 3527 725 7 7 57 7 50 1 7 7...

Page 35: ...4 75 7 75 16 6725 4 75 8 75 16 6725 4 75 75 16 6725 4 7580 1 75 16 6725 4 75 4 75 16 6725 4 75 5 75 16 6725 4 75 75 16 6725 4 75 8 75 16 6725 4 75 4 75 16 6725 4 75 5 75 16 6725 4 75 4 75 16 6725 4 75 4 75 16 6725 4 75 8 75 16 6725 4 75 4 75 16 6725 4 75 78 75 16 6725 4 75 8 75 16 6725 4 75 8 75 16 6725 4 75 8 75 16 6725 5HI 1R 3DUW 1R 3DUW 1DPH HVFULSWLRQ 3FV 5HPDUNV 4 75 8 75 16 6725 4 75 8 75 1...

Page 36: ...5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5HI 1R 3DUW 1R 3DUW 1DPH HVFULSWLRQ 3FV 5HPDUNV 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 51 55 51 55 51 55 51 55 51 55 51 55 51 55 51 55 51 55 6 527 5 1 2 5 78...

Page 37: ...12 Cabinet Parts Location 37 RM G45PA F011100000YM KH ...

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