Thomson-CS500-cs-sm 电路图 维修手册.pdf

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1、123 12 34 12 34 TO N802 L N WARNING SEE NOTE WARNING SEE NOTE WARNING SEE NOTE WARNING SEE NOTE WARNING SEE NOTE WARNING SEE NOTE WARNING SEE NOTE P802 C903 D903 R903 Q901 D902 D904D905 R902 F901 C901C902 L901 D901 RLY901 X901 X904 X903 X902 N L GND1 470uF 25V 10R 1/4W 10K 1/4W GND1 GND1 4700pF 250V

2、 4700pF 250V 1/4W B. All Capacitor values are in uF A. All resistor values are in ohms, safety of this unit. to maintain proper performances and 5. * and indicates critical safety 4. Unless otherwise stated, all voltages specified from replacement parts list 3. Replace transistors with type specifie

3、d from replacement parts list components. Replace only with those taken in radio on position and volume control minimum to ground under no signal conditions 2. Voltages are positive with respect 1. Unless otherwise specified: NOTES: FROM STANDBY XFORMER (SECONDARY) (PRIMARY) TO AMP BD FROM STAND-BY

4、XFORMER 1.6AL 250V POWER UNIT SCHEMATIC DIAGRAM - SCHEMA SECTEUR - SCHALTBILD NETZANSCHLUSS - SCHEMA DI RETE - ESQUEMA DE RED RadioFans.CN 收音机爱 好者资料库 Power unit PCB Platine secteur Ltpl. Netzanschluss Piastra di rete Platina de red RadioFans.CN 收音机爱 好者资料库 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

5、 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81828384858687888990919293949596979899100 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 1234567 1234567 12 1234

6、56789101112131415161718192021222324252627282930313233343536373839404142 2 31 1 2 3 12345678 123456789123456789101112131415 12 12 12 12 12 12 12 1 2 3 6 7 5 8 4 FWD-SKIP M1IN1 A1 A1 PLL-CE D-OUT DISC-SW CD-RESET SCLK A5 A5 TRAY-2 H-VCC CHK-UP L5 SDATE PLL-COLCK L2 REC-DET D-IN +10V +10V +10V +10V +10

7、V A13 A13 H-OUT KEY1 RDS.DATA 3.8V 3.8V SOL-A KEY2 A6 A6 L1 SDATASDATA P7 P7 TUNER-VCC POWER-LED G1 G1 AUDIO-MIX AUDIO-MIX -30V -30V -30V -30V SCLOCK SCLOCK G13 G13 P14 P14 3.8V+ 3.8V+ P1 P1 P11 P11 A4 A4 G15 G15 M2IN1 HOOK-OUT A10 A10 M1IN2 A9 A9 P6 P6 P16 P16 S1 +5V +5V +5V +5V +5V +5V +5V +5V REC

8、-PALY REC-PALY TUNER-LED L0 A12 A12 A14 A14 A2 A2 G2 G2 L4 G3 G3 G4 G4 G5 G5 G6 G6 G7 G7 G8 G8 G9 G9 G10 G10 G11 G11 G12 G12 P10 P10 P12 P12 L7 GND GND GND GND GND GND GND GND GNDGND P9 P9 TUNER_12V G14 G14 A7 A7 A7 MOTOER MOTOER P4 P4 P3 P3 A3 A3 P15 P15 STANDBY A11 A11 TAPE-DET P2 P2 PLAY1 PLAY1 K

9、EY3 CPU5V PLL-DI I-RDS-COLCK P5 P5 O-SOLAL M2IN2 P8 P8 L3 P13 P13 TUNER-POWER ECO H/P-MUTE DATA-O FOR EU MODEL C701 C702 IC701 C713 C706 C730 D721 L701 R813 Q805 SW721 SW725 SW724 SW723 SW715 SW714 SW713 SW712 SW711 SW702 SW701 SW707 SW706 SW705 SW704 SW703 Q701 D704 D707 D708 D709 D711 D710 D703 D7

10、01 Q702 Q704 Q703 C712 C711 R788 Y701 R722 R735 R741R737R736 R797 R743R742R799R798 R790 R796R795R794 R706 R793R792 R701 R791 R789 R785 R885 R783 R760 R708 R709 D702 R769 R761 R771 R762 R764 R763 R765 R766 R767 R768 R770 C726 C725 C721 C707 C704 C705 C708 C790 C791 C792 R705 R754 R752 R748 R749 R750

11、R751 R755 R747 R746 R757 R756 R703 R786 R720 R718 R717 R715 R707 R710 R704 R712 R816 C753 R782 C755 SW709 R745 R702 C750 P703A R812 D802 R740 Q804 R810 A807 R809 Q806 R806 R802 P403 R808 R811 SW708 C751 R758 C716 C715 R895 R721 R894 R716 R893 R892 R891 R890 R889 R711 R888 R887 R886 R896 R818 5 4 1 2

12、 3 TUNER AUX CD TAPE FL701 EN701 D714 D715 R817 R803 R801 R804 R814 R815 D727 10K10uF 10K IR701 Q706 C703 R726 R719 P703B Q716 R759 Q715 R776 R753 P101 R772 R713 R714 R773 R774 R781 R780 R779 R778 R777 Q711 Q712Q713 Q705Q714 D726 D725 D724 D723 D722 C727 R730 R727 C709 C710 R738 R739 Q717 D717 C722

13、R882 R883 R881 R880 C728 D718 P701 R725 R723 Q710 R744R733 SW727 SW726 R732 R731R734R729 SW722 SW719 SW718 SW717 SW716 R728 IC703 47uF 100uF 4.7uf 47UF 47uF 100uH 1K 33pF 33pF 1K 4000KHZ 1M 10K 1K2.2K1.5K 10K 2.2K1.5K820R1K 10K 820R1k4.7K 4.7K 3.3K2.2K 330 1.5K 1K 2K2 68K 1K 47K 10K 12K 47K 47K 47K

14、47K 47K 47K 47K 47K 47K 47K 47K 33pF 33pF 47NF 47nF 100nF 100nF 47nF 100nF 100nF 100nF 4.7K 1K 1K 1K 1K 1K 1K 1K 1K 1K 1K 1K 10K 10K 1K 1k 1k 1K 10K 10K 100 1K 22k 100nF 1K 100nf 6.8K 100R 47N 10K 820R 100K 100R 1K 39K 15k 150K 68K 100N 1K 4u7 4u7 10K 47K 10K 10K 10K 10K 10K 10K 10K 10k 10K 10K 10K

15、22K 1k 1K 22K 1K 22k 1K 330R 47uF 1K 22K 22K 330R 1K 330R 330R 330R 330R 330R 10K 1K 1K 10K 10K 10UF 47k 47k 100p 100p 1K 10k 4U7 470R 27R 12K 220K 10UF 2.2k 1K 4.7k3.3K 10K6.8K4.7K3.3k 10K HOOK-OUT D-IN D-OUT CISC-SW TRAY-2 CHK-UP DISC5 DISC4 DISC3 DISC2 DISC1 WINEDOS-LED POWER -LED PLL-DI PLL-CE I

16、-RDS-DATE I-RDS-COLK I-PLL-COLK TUNER-LED ECO ST-BY TUNER-DATA-O H/P-MUTE CD-PUCK VOLUME CONTROL I-TAPE-DET I-REC-DET I-AUDIO-MIX I-PLAY M2IN2 M1IN2 SCLK M1IN1 I-S1 M2IN1 CD-RESET SDATE S4 KEY1 KEY2 KEY3 CD-SYNCHRO protector OPTION vol vol X1-DSC X2-DSC I-AM9K_10K I-FM_50K_200K I-RDS_SET I-AM/LM I-C

17、LK_SET VC1 GND I-RMC I-POWER_DET AVDD AVDD GND O-SCLK VCC2 GND KEY_RESET VCC3 10V 10V 10V 10V 10V 6V8 50V 50V 5.6V 50V 50V 50V 50v 50V 50V 50V 50V 50V 50V 50V 50V 1/16 GND1 1/16 10V 10V 10V 10V 50V 50V 10V 10V FOR AUTOSCAN THRESHOLD RS2302/CS550 EUUS Volume Control CD PUCK D715 D714 OPTION MODEL FOR

18、 RDSD709 D708 D707 D711 D710 FOR EU VERSION-24/12 HOURS FOR EU VERSION-LW/MW FOR EU VERSION-AM 9K/10K FOR EU VERSION-FM 50K/200K P86/FIP19 P85/FIP18 P84/FIP17 P83/FIP16 P82/FIP15 P81/FIP14 P80/FIP13 FIP12 FIP11 FIP10 FIP9 FIP8 FIP7 FIP6 FIP5 FIP4 FIP3 FIP2 FIP1 FIP0 P124/FIP49 P125/FIP50 P126/FIP51

19、P127/FIP52 VDD1 P70 P71 P72 P73 P74 VSS P00/INTP0/TI0 P01/INTP1 P02/INTP2 P03/INTP3/CI0 AVREF AVDD P10/ANI0 P11/ANI1 P12/ANI2 P123/FIP48 P122/FIP47 P121/FIP46 P120/FIP45 P117/FIP44 P116/FIP43 P115/FIP42 P114/FIP41 P113/FIP40 P112/FIP39 P111/FIP38 P110/FIP37 P107/FIP36 P106/FIP35 P105/FIP34 P104/FIP3

20、3 P103/FIP32 P102/FIP31 P101/FIP30 P100/FIP29 P97/FIP28 P96/FIP27 P95/FIP26 P94/FIP25 P93/FIP24 P92/FIP23 P91/FIP22 P90/FIP21 VLOAD P87/FIP20 P27/SCK0 P26/SO0/SB1 P25/S10/SB0 P24/BUSY P23/STB P22/SCK1 P21/SO1 P20/SI1 AVSS P17/ANI7 P16/ANI6 P15/ANI5 P14/ANI4 P13/ANI3 P34/TI2 P33/TI1 P32/TO2 P31/TO1 P

21、30/TO0 RESET X2 X1 IC(VPP) XT2 P04/XT1 VDD2 VDD3 P37 P36/BUZ P35/PCL COM AB VCC VOUT GND E1 VSS VCC E2 E0 MODE SCL SDA CONTROL / DISPLAY SCHEMATIC DIAGRAM - SCHEMA COMMANDES / AFFICHEUR - SCHALTBILD BEDIENTEIL / ANZEIGE - SCHEMA COMANDI / INDICATORE - ESQUEMA MANDOS / INDICADOR RadioFans.CN 收音机爱 好者资

22、料库 Main PCB Platine principale Grundplatte Piastra principale Platina principal N001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 P001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 C005 N008 1 2 N007 12 D004 P005 123 D005 R005 R003 R004 N002 1 2 3 4 5 6 7 8 N012 123 C001 C002 C004 D001 D002 P006 123 N006 123 IC002 1234 5678

23、 1234 5678 N003 1 2 3 4 5 6 7 OP01123 P024 1 2 12 SW001 SW003 12 SW006 12 SW004 12 SW005 12 SW002 12 P010 1 2 D003 N004 123456789 P008 1 2 12 SW007 P007 12 IC001 connecte-main board p005 MODULETCM PIN TO PIN CONNECTOR PIN TO PIN CONNECTOR 3. * and indicates critical safety 2. Replace transistors wit

24、h type SWITCH BOARD SENSOR-OUT BOARD SENSOR-IN BOARD NEO5 CONTROL BOARD NE5 MOTOR BOARD MOTOR2 MOTOR1 B. All Capacitor values are in F safety of this unit. to maintain proper performances and specified from replacement parts list components. Replace only with those specified from replacement parts l

25、ist 1/8W A. All resistor values are in ohms, 1. Unless otherwise specified: NOTES: - - + + M M 330uf 150R 2R2 2R2 100nF 100nF 100nF BA4558 BA4558 TCM MODULE 1N4002 1N4002 16V 1/4W 1/2W 1/2W 25V 25V 25V 1/2W 8.2v 1/2W 8.2v 1 DRW-CCW DISC-SW AUDIO-L HOOK-OUT S2 S2 DRN-CW AUDIO-R DRV12V DRV12V S6 S6 S6

26、 S6 S5 S5 S5 S5 MGND MGND MGND MGND M2IN1 M2IN1 TRAY-UP S1 S1 M1IN1 M1IN1 M1IN2 M1IN2 CHECK-UP TRAY-DWN M2IN2 M2IN2 LED+LED+ DKW-OUT DRW-IN S4 S4 S3 S3 FRONT-GND FRONT-GND FRONT-GND FRONT-GND CD-RESET SCLK GNDD SDATA S2 S4 S3 M2IN2 M1IN2 M1IN1 S5 S1 M2IN1 S6 S7 VO1GND SVCC PVCC VIN2 VIN1VCTL VO2 VO1

27、GND SVCC PVCC VIN2 VIN1VCTL VO2 CD MECANISM CONTROL SCHEMATIC DIAGRAM - SCHEMA CONTRLE MECANIQUE CD - SCHALTBILD CD LAUFWERKSTEUERUNG - SCHEMA CONTROLLO MECCANICA CD - ESQUEMA CONTROL DEL MECANISMO CD CD mechanism control PCB Platine contrle mcanique CD Ltpl. Laufwerksteuerung Piastra controllo mecc

28、anica CD Platina control del mecanismo CD 1234567 1 2 3 12345 123456789101112 131415161718192021222324 1234567 1 2 3 123456789101112131415 1 2 3 12 1 2 3 1 2 3 1234567891011121314 15 16 171819202122232425262728 TO BOTTOM 12v WHITE RED YELLOW - + GND + - BIAS OSC 1uF 50V 10uf 50V 100uF 10V 47uF 10V 2

29、u2F 50V 2u2F 50V 2u2F 50V 2u2F 50V 100uF 16V 22uF 50V 220uF 10V 1uF50V 1uF 50V 1uF 50V 100uF 16V 1uF 50V 10uF 50V 1uF 50V 22uF 50V 4u7F 50V 2u2F 50V 2u2F 50V 2u2F 50V 10uf 50V 150N 16V 220N 16V 150N 16V 5n6F 50V 220N 16V 27nF 50V 47nF 50V 1n2F 50V 1n2F 50V 27nF 50V 100pF 50V 100pF 50V 1n2F 50V 1n2F

30、50V 1M5 1/16W 5n6F 50V 100 1/16W 5K6 1/16W 100 1/16W 100K 1/16W 120K 1/16W 680 1/16W 47R 1/16W 1K21/16W 120K1/16W 680 1/16W 47R 1/16W 15K 1/16W 15K 1/16W 15K 1/16W 33K 1/16W 27K 1/16W 1K2 1/16W 1K2 1/16W 1K2 1/16W 18K 1/16W 18K 1/16W 56R 1/16W 10K 1/16W 10K 1/16W 10K 1/16W 10K 1/16W 56K 1/16W 47K 1/

31、16W 100R 1/16W 10k 1/16W 22uF 50V 10k 1/16W 470uH 470uH 220uH 1u 16V 10k 1/16W 10k 1/16W 22K 1/16W 10R 1/16W 6.8n 50V 1uF 50V 2n2F 50V 2n2F 50V 100nf 50V 68nF 50V 6n8F 50V 33nF 50V 5K6 1/16W 1u 16V 6.8n 50V 1K 1/16W 2u2F 50V 39K 1/16W 10k 1/16W 1K 1/16W 220UF 16V 47UF 50V 1k 1/16W 22K 1/16W 10k 1/16

32、W 22K 1/16W 1k 1/16W 15K 1/16W 2u2F 50V 220N 16V 39K 1/16W 39K 1/16W15K 1/16W C311L C409R C400C401 C404L C333 C314L C314R C305L C312 C320 C307R C315L C315R C305R C307L C319 C311R C317 C316 C404RC405RC405L C409L C406LC407LC406R C408L C407R C306L C309 C310L C302R C306R C308R C308L C302L C310R R312 C40

33、8R R400 R403L R325 R324 R302L R303L R304L R306L R302R R303R R304R R309 R301L R301R R307 R308 R305L R305R R306R R311R R311L R311 R401RR402R R401L R402L R341 R340 R403 N402 N401A R409R C350 R410R L303 L302 IC302 L301 - + - + R R P P P R AMP(L) Rec AMP(R) Rec PB Amp (R) PB Amp (L) A/Rec A/Rec Logic & H

34、i / Lo Nor / Cro ALC Rejection Ripple Rec/PB Logic A/B Logic MUTE MUTE IC300 C410R R410L R409L N303 P010 R326 R342 C309L TP60 TP60G C343 Q305 C303R C303L C351 C342 C341 C348 R403R C410L C309R N701 R402 C401L R450 R440 D404 N101 R401 Q327 C603 Q330 D402 C410 N305 Q328 R328 Q331 R327 R441 R330 R331 R4

35、07R C401R D403 C404 Q401 R406R R406L R407L IC401 TAPE_L CD_R GND1 GND1 -30V 3.8+ AUDIO_R AUDIO_R ST-BY MOTOERMOTOER MOTOER MOTOER AUDIO_L AUDIO_L CD_L REC REC H/P-MUTE H/P-MUTE H/P-IN +7V ECO TUNER-12V TAPE_R AUDIO-MIX AUDIO-MIX 3.8V_ SCLOCK PROTECTOR RECORD_L GND SDATA +10V MUTE RECORD_R VCC SW GND

36、 CTRL1 CTRL2 BA7755A PB/EQL PB/NFL A-I/PR A-I/PL B-I/PL B-I/PR PB-NFR PB-EQR PB-OUTR AB/SWT REC/INR REC/OUTR REC/PB AB/SW RIPPLE/FIL O/PGND VCC CRO/NOR HI/LO ALC REC/OL REC/INL ALC-L/CUT PB/OUT VVV COL BASE EMIT COL BASE EMIT AGND R_IN4 LOUT ROUT VS CREF SDA SCL D-GND TREBLE(R) R_IN2 TREBLE(L) NC2 N

37、C1 BOUT(L) BOUT(R) BIN(R) IN(R) MUXOUT(R) IN(L) MUXOUTL L_IN4 L_IN3 L_IN2 L_IN1 R_IN1 R_IN3 BIN(L) AUX IN FROM CDM5B TO KEY BD TO KEY BD DECK B REC/PLAYBACK RESERVE TAPE MOTOR CKT 1/4W B. All Capacitor values are in uF A. All resistor values are in ohms, safety of this unit. to maintain proper perfo

38、rmances and 5. * and indicates critical safety 4. Unless otherwise stated, all voltages specified from replacement parts list 3. Replace transistors with type specified from replacement parts list components. Replace only with those taken in radio on position and volume control minimum to ground und

39、er no signal conditions 2. Voltages are positive with respect 1. Unless otherwise specified: NOTES: BIAS OSC RECORD R RECORD L MOTOR TAPE X RECORD / PLAYBACK SCHEMATIC DIAGRAM - SCHEMA ENREGISTREMENT / LECTURE - SCHALTBILD AUFNAHME /WIEDERGABE - SCHEMA REGISTRAZIONE / RIPRODUZIONE - ESQUEMA GRABACIN

40、 / REPRODUCCIN -30V MUTE 3.8V- FAN 3.8V+ TUNER-12V ST-BY PROTECTOR ECO AUDIO_L AUDIO_R 12V 10 10 +10V US:JUMPER EU: BLK RED BRO gnd + - p804 1N4001. 820R 10K 240R 56k 22K 100 4K7 27K 27K 27K 10K 2.2k 27K 10K 2.7K 4.7R 4.7R 4.7R 3.3K 4.7R 56K 820R 22K 10K 100K 10K 22K 3.3K 100 10K 3.3k 1.5K 10K 10K 1

41、00 56k 8.2k 8.2k 1K 560 33K 560 1K 1K 100 1K 100 3300UF 3300UF 470uH 3UH 3UH 2.2K 15k 100nF 100nF 100nF100nF 470R 1n2F 1n2F 220n 220n 220P 220P 3P 470pF 100P 100P 470pF 100uF 220U 10U 33300UF 100uF 22uF 22uF 2.2K 470uF 47uF 47UF 220uF 1uF 1uF 47UF 2u2F 2u2F 0.47uf 0.47uf 220uF 100uf 56k 100K 100K 56

42、k 0.27R 470K 470K 12K 12K 56K 56K 220N 100nf 100nf 100nf 100nf 0R22x2 220n 220n 0R22x2 10K 100nf 100nf 1n2F 1R 1n2F 5UH 56K 3P 5UH 5uh 1R 5UH T200mA-65V. 220u 39k 47uf 100r 10k 10K 220U 100 100nf 7.5k 7.5k 22UF 10K 1K 22K 47K - + - + AMP AMP 47K 12345 123 1/4W 1/16W 1/4w 1/16W 1/16W 1/4W 1/16W 1/16W

43、 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1W 1W 1W 1/16W 1W 1/16W 1/4W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1W 1/16W 1/4W 1/4W 1/16W 1/16W 1W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/16W 1/21W 50V 50V 1234 5 6 7 3 2 1 8 4 1/4w 1/16W 12 34 56 1 2 3 16V 16V 16V16V 1/16W 50V 50V 50

44、V 50V 50V 50V 50V 50V 50V 50V 50V 16V 10V 10V 25V 25V 50V 50V 1/16W 10V 25V 100V 10V 50V 50V 100V 50V 50V 50V 50V 10V 50V 1/16W 1/16W 1/16W 1/16W 1W 1/16W 123 1/16W 1/16W 1/16W 1/16W 1/16W 1 23 4 16V 250v 250v 1 23 250v 250v 1 2 3 50V 12 3 4 56 7 8 9 10 11 12 13 14 15 16 17 18 50V 1 2 3 123 1/16W 12

45、 250v 250v 12 50V 1/4W 50V 1/16W50V 1/4W VVV 25V 1/16W 16V 1/16W 1/16W 1/16W 16V 1/4W 250v 123 1/16W 1/16W 25V 1/16W 1/16W 1/16W BASE COL EMIT VCC GND COL BASE EMIT AC2AC1 - + OUTIN ADJUST CMPR+ CMPR- CH1_IN CH1_NF SUB_GND BIAS CH2_NF CH2_IN +VCC+VH+VL -VCC-VH-VL CH1_O+ CH1_O- CH2_O+ CH2_O- BASE COL

46、 EMIT N803 KTC3875GR Q801 P006A KTC2804 Q509 KTC3875GR Q507 KTC3875GR Q508 2N5551 Q505 KTC3203Y Q506 2N5551 Q504 2N5551 Q516 KTC3875GR Q512 7.5V D508 R525 R526 R803 R502L R518 R801 R512 R505 R506 R508 R806 R514 R507 R509 R510 R516L R516R R515R R518R R515L R511L R517 R516 R521 R524 R523 R520 R518L R5

47、22 R519 R504 R530 R517L R517R R502 R502R R506R R506L R507R R510L R501 R510R R508R R508L R515 R507L R804 C812 KRC114S Q502 C811 NJ501 BA4560 IC502 BA4560 IC502 BA4560 IC502 L501 L501R L501L R805 0.5W D503 0.5W D504 -30V D810 7.5V D816 1n4001 D809 1N4148 D501 1N4148 D507 1N4002 D502 R503 55048920.S20

48、OSA-SS-212DM3 REL1 KRA102S Q501 KTA1273Y Q802 KTA1271 Q511 2N5401 Q514 2N5401 Q515 C502RC501R C502LC501L R540 C513L C513R C512R C512L C505R C505L C511L C508L C510L C510R C508R C501 C824 C823 C822 C510 C503R C503L R511 C507 C508 C504 C509L C504L C504R C502 C507R C507L C506R C506L C509R C825 R501R R51

49、2R R512L R501L R810 R503L N802 R503R R505L R505R R509R R509L 1N5392 D815 1N5392 D813 1N5392 D814 1N5392 D812 G5SBA-600V D102 JW01 C818 C806 C813 IC503 C815 C817 R513R (5W) C514R STK412.PRT IC501 C514L R513L (5W) N801 R539 N800 C819 C820 2N5551 Q513 P005 C515R R824 C515L L504L R511R C511R L504R L503L R823 L503R 1N4001 JP804 ICP1 KRC114S Q503 C516 R541 C512 R533 R536 R535 C513 R802 KTC3875GR Q520 C816 P006B 1n4001 D819 R552 R551 C561 R553 R555 KTA1271 Q521 R554 MUTE +VH