Panasonic-SAVK800DGC-cs-sup 电路图 维修手册.pdf

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1、 1 SPECIAL NOTE 2 2 Schematic Diagram (Updating) 3 2004 Panasonic AVC Networks Singapore Pte. Ltd. (RCB Registration Number: 197701580H) All rightsreserved.Unauthorizedcopyingand distribution is a violation of law. SA-VK80DGC SA-VK80DGCP SA-VK80DGCS Colour (S) . Silver Type (For GCP/GCS only) (K) .

2、Black Type (For GC/GCS only) 3 Printed Circuit Board (Updating) 21 4 Parts List (Correction) 26 DVD Stereo System Subject : SCHEMATIC / P.C.B / PART LIST (UPDATE) Please use this supplement manual together with the service manual for Model No. SA-VK80DGCP-S, GC- K, Order No. MD0308348C3, SA-VK80DGCS

3、-S/K, Order No. MD0308358C3. CONTENTS Page Page ORDER NO. MD0409449S3 RadioFans.CN 收音机爱 好者资料库 1 SPECIAL NOTE THIS SUPPLEMENT is issued for purpose of updating to the original service manual to assist technician for easy troubleshooting. Due to the design change & improvements, circuitries had been c

4、hange. Note: During troubleshooting of unit, the changes mention may not be applicable. 2 SA-VK80DGC / SA-VK80DGCP / SA-VK80DGCS RadioFans.CN 收音机爱 好者资料库 2 Schematic Diagram (Updating) Note: With reference to pg 87 to pg 98 (Schematic Diagram -14 to 25) of original Service manual for SA-VK80DGC/GCS/G

5、CP-S/K. 16 17 18 19 1 2 3 4 5 6 14 12 10 8 7 9 11 13 15 1 2 3 4 5 6 10 8 7 9 11 1 2 3 4 5 6 10 8 7 9 11 1 2 3 4 5 6 10 8 7 9 11 R402 100 R401 47K C401 1000P C201 1000P R202 100 C343 0.22 L64 J0JBC0000041 R403 10K L65 J0JBC0000041 R203 10K C402 1000P C202 1000P R404 5.6K R204 5.6K R201 47K W5 0 W6 0

6、R205 47K R206 470 R405 47K R406 470 MAIN CIRCUIT SCHEMATIC DIAGRAM - 14 L14 G0A100G00005 R213 0 R413 0 R742 0 R744 0R743 0 R701 4.7K R702 27 C704 0.01 D301 B0BC7R500001 R216 47K C207 3300P R416 47K C407 3300P C413 1000P C412 1000P TUNER_GND +15V TUNER_SD TUNER_DO/ST RDS_DETECT TUNER_RCH TUNER_LCH TU

7、NER_DI TUNER_CLK TUNER_CE +7.5V +15V SD PLLD_IF TUN_R TUN_L PLLDA SERB PLLCE +9V AGND AUX_L AUX_R TO TUNER CIRCUIT (CP100) ON SCHEMATIC DIAGRAM - 31 TUNER EXTENT CIRCUIT SPEA +9V NJULAT PGND VREF+ LED9V MUTEA +15V REC_R REC_L AGND PBR PBL MIC MICGND HPR HPGND HPL SPEA +9V NJU_LAT VREF+ LD9V MUTEA +1

8、5V DSP_RIN DSP_LIN AGND PBR PBL MIC HPR HPL +9V CN601 JK304 CN307CP703CP702 L R L R LINE OUT AUX TO PANEL CIRCUIT (CP601) ON SCHEMATIC DIAGRAM - 29 : +B SIGNAL LINE : MAIN SIGNAL LINE : AM/FM SIGNAL LINE : MIC SIGNAL LINE : RECORD SIGNAL LINE : PLAYBACK SIGNAL LINE : AUX SIGNAL LINE L60 J0JBC0000019

9、 C364 0.22 C359 0.22 C347 0.22 C345 560P L67 J0JBC0000041 L66 J0JBC0000041 R385 2.2 3 SA-VK80DGC / SA-VK80DGCP / SA-VK80DGCS RadioFans.CN 收音机爱 好者资料库 Q300 B1GFGCAA0001 MUTING CONTROL C203 50V4.7 R209 0 C403 50V4.7 R409 0 R314 0 R301 27K R303 1K R302 1K R304 56K C301 50V4.7 R411 1K C405 50V3.3 C205 50

10、V3.3 Q300 R410 100K R210 100K R211 1K C303 0.01 C410 100P C411 470P R414 10K R412 2.7K C435 50V4.7 R470 100K R270 100K R212 2.7K C211 470P R214 10K C210 100P C304 0.01 C209 16V10 C409 16V10 R466 330K R266 330K C235 50V4.7 C414 100P C214 100P R215 100K R415 100K W27 0 C339 47P C340 47P C341 47P R419

11、10K R219 10K C307 0.01 C334 0.01 -9V MUTE_L SPEA KA_LOUT IC302 IC302 KIA4558FEL DUAL OP-AMP VSS ST NC VEE CK DATA NC VDD C3 S8 S7 C2 S6 S5 C1 S4 S3 S2 S1 IC301 IC301 C0JZAS000004 ANALOG SWITCH IC KA_ROUT +9V KA_LIN SERE SERF NJU_LAT PBL AUX_L TUN_L MIXL DSP_LIN DSP_RIN MIXR TUN_R AUX_R PBR KA_RIN Q3

12、01 MAIN CIRCUIT SCHEMATIC DIAGRAM - 15 : +B SIGNAL LINE : -B SIGNAL LINE : RECORD SIGNAL LINE : PLAYBACK SIGNAL LINE : AUX SIGNAL LINE : AM/FM SIGNAL LINE : MAIN SIGNAL LINE Q301 KRA110STA MUTING SWITCH 123 654 R472 100K -9V R217 100K R272 100K R480 100K C416 1 R476 47K W40 0 R276 47K C216 1 1 27 8

13、36 45 12 2930 3 28 4 27 5 26 6 25 7 24 8 23 9 22 10 21 11 20 12 19 13 18 14 17 15 16 4 SA-VK80DGC / SA-VK80DGCP / SA-VK80DGCS 16 17 18 19 20 21292725232224262830123456141210879111315 16 17 18 19 20 212523222426123456141210879111315 W30 0 W23 0 W11 0 W10 0 D22 B0ACCK000005 W9 0 R306 100C306 50V10 R30

14、5 18KC305 16V10 R220 22KC217 16V10 R420 22KC417 16V10 R221 10KC218 50V1 R421 10KC418 50V1 R222 8.2KC219 16V10 R422 8.2KC419 16V10 R223 10K R423 10K R424 10K C443 100P R447 10K C420 470P C422 16V10 C421 100P C458 33P R426 10K R425 33K C428 50V4.7 C350 0.01 C349 0.01 C220 470P C222 16V10 R247 10K R224

15、 10K C221 100P R226 10K C243 100P C258 33P R225 33K C228 50V4.7 R36 10K R35 10K D21 B0ACCK000005 D20 B0ACCK000005 Q16 Q15 R439 1K R428 33K C423 470P R310 33K C310 470P R308 3.3K C308 470P D302 B0BC5R000009 R229 3.3K C224 470P R228 33K C223 470P C424 470P C380 1000P C344 0.01 R429 3.3K R307 27K R239

16、1K R318 1K R244 100K R444 100K R353 390 C342 0.01 W2 0 R329 100K R325 100K C225 50V1 C425 50V1 IC303 IC303 KIA4558FEL DUAL OP-AMP VDD W0WZZ1Z0Y1 CONT W1X0X1XYY0 VEE VSS IC304 IC304 C0JBAR000326 4 CHANNEL SWITCH -9V +9V CENTER SW DSP_S DSP_C SERE DSP/RST VOL_CS DSP_CS SERF PLLCE DVDCMD PLLDA DVDSTA S

17、ERC DVDCLK SERB CHG_HALF DVD_MUTE CHG_CW SERA CHG_CCW PLLD_IF CHG_PLGR DSP_DO DCDET SERD KEYLAT SD CHG_AD1 CHG_AD2 DGND SW5V CHG_SW MOT10V SW AGND AGND AGND AGND AGND AGND AGND AV5V AV5V CENTER SR SL FR FL MIXR MIXL AC3H/DACMUT AMUTE ZFLAG SUB+BGND DVD_CMD DVD_STA DVDCLK SUB+BGND AUDIO_SIG SERE DSP_

18、RST/ VOL_CS DSP_CS SERF PLLCE PLLDA SERB CHG_HALF DVD_MUTE CHG_CW SERA CHG_CCW PLLD_IF CHG_PLGR DCDET SERD KARA_LA/REGIN SD CHG_AD1 CHG_AD2 SW5V CHG_SW MOT10V SW AV5V CENTER MIXR MIXL AV5V DVD_MUTE +9V -9V MAIN CIRCUIT CN602CN303 TO DVD MODULE 2 CIRCUIT (FP4202) ON SCHEMATIC DIAGRAM - 13 TO PANEL CI

19、RCUIT (CP602) ON SCHEMATIC DIAGRAM - 29 SCHEMATIC DIAGRAM - 16 : +B SIGNAL LINE : -B SIGNAL LINE : MAIN SIGNAL LINE Q15, Q16 KRC107STA MUTING SWITCH MUTE_CTL R336 100K R273 100K R473 100K R474 100K W14 0 W16 0 R317 5.6K R280 100K 12 1516 3 14 4 13 5 12 6 11 7 10 8 9 12 78 3 6 4 5 5 SA-VK80DGC / SA-V

20、K80DGCP / SA-VK80DGCS R437 33K C434 47P C433 100P C351 0.01 R436 2.7K C432 16V10 C431 1000P R435 22KR235 22K C231 1000P C232 16V10 C352 0.01 C233 100PC234 47P R237 22K R236 2.7K R434 3.9K R234 3.9K C430 50V4.7 C230 50V4.7 R706 47 L13 J0JBC0000019 C708 0.1 C709 12P C710 12P X700 W20 0 R707 1K C711 1

21、C712 1 C429 2200P R433 270 R233 270 C713 1 C714 1 C229 2200P C715 16V100 C716 16V47 C717 16V100 C718 1 C324 2200P R320 270 C719 0.1 R319 270 C322 2200P C720 0.1 C721 1 C722 0.1 R713 330 R712 330 R711 330 C724 0.1 C725 16V100 C726 0 C415 50V1 R463 4.7K R468 680 C464 1000P C215 50V1 R263 4.7K R268 680

22、 C264 1000P C765 0.1 C705 50V4.7 C706 10V220 C707 50V4.7 C770 0.1 L12 G0A100G00005 DSP_S DSP_C DSP_A+5V LIN4 LIN3 LIN2 LIN1 RIN4 RIN3 RIN2 RIN1 NC GNDAL OUTL VRAL NC VDALR VRAR OUTR GNDAR VDX XI XO GNDX NC GNDA1 AI1 AO1 NC AOT1 NC VDA12 AOT2 AO2 NC AI2 GNDA2 NC VRD1 VRI NC VRD2 GNDA3 AI3 AO3 AOT3 VD

23、A34 NC AOT4 NC AO4 AI4 NC GND4 NC VDDR GNDR SYNC ELRI/O EBCI/O NC DIN2 NC DIN1 DIN0 NC DOUT VDD /RST NC /CS IFCK IFDI IFDO NC /ERR I2CS GND TST0 TST1 NC NC NC IC700 C2HBZC000013 DSP IC DSP_CS SERF DSP_D+5V DSP_RIN DSP_LIN IC306 IC306 KIA4558FEL DUAL OP-AMP MAIN CIRCUIT SCHEMATIC DIAGRAM - 17 : +B SI

24、GNAL LINE : -B SIGNAL LINE : MAIN SIGNAL LINE X700 H0H368600001 R708 1M -9V +9V SERE R749 10K DSP_RST R710 4.7K Q700 B1GDCFGG0021 SWITCH Q701 B1GBCFGG0023 SWITCH 123456789 25 26 27 28 29 30 31 32 33 565758596061626364 72 73 74 75 76 77 78 79 80 10 55 3471 11 54 3570 12 53 13 52 3669 3768 14 51 15 50

25、 16 49 3867 3966 4065 17 48 18 47 19 46 20 45 21 44 22 43 23 42 24 41 12 78 3 6 4 5 6 SA-VK80DGC / SA-VK80DGCP / SA-VK80DGCS 16 17 123456141210879111315123456141210879111315 C239 50V0.33 C238 0.015 C237 8200P C257 16V10 C457 16V10 C357 0.1 C441 50V1 C241 50V1 R241 2.7K R441 2.7K D314 D310 C440 50V2.

26、2 R440 270 C240 50V2.2 R240 270 C325 50V1 R327 6.8K C355 47P R349 2.2K C354 47P R348 2.2K R347 4.7K C353 0.1 D303 R346 390 R345 47K R344 47K R343 47K R315 1K C317 50V1 C356 0.1 R232 1K C265 50V1 R432 1K C465 50V1 R316 1K C318 50V1 C261 1 C461 1 C260 50V1 C460 50V1 R238 1K R438 1K R257 27K R457 27K C

27、437 8200P C438 0.015 C439 50V0.33 R430 27K C444 16V10 R230 27K R446 12K R431 1.8K C427 150P C426 100P C348 0.01 C226 100P R231 1.8K C244 16V10 R246 12K C227 150P R334 68K C329 270P C316 100P C346 0.01 C313 100P R311 27K C312 150P C311 50V1 C315 50V1 D312 D313 D315 C302 16V10 A B C D E F G H I SERF V

28、OL_CS -9V SUB+BGND MOT10V MOT10V SUB+BGND SUB+BGND D+5V D+5V SUB+BGND MOT10V_CTL D+1.5V D+1.5V SUB+BGND SUB+BGND A+5V A+5V SUB+BGND SUB+BGND TRAY/TRV TRV-SW+ TRAYMUT TRAYDRV TRAYREF SUB+BGND Y/PY/G VGND VGND VGND VGND Y C CR/PR/R CB/PB/B MOT10V D+5V MOT10V_CTL D+1.5V A+5V Y/PY/G Y C CR/PR/R CB/PB/B

29、+VCC-VCCIC305 IC305 C0ABCB000052 QUAD OP-AMP PORT1 PORT2 PORT3 PORT4 AVDD SWIN GNDS SRIN SLIN GNDC CIN GNDR RIN GNDL LIN BYPASSL LTRE LBASS3 LBASS2 LBASS1 BYPASSR DVDD CLOCK DATA LATCH DGND AGND SWOUT SROUT SLOUT COUT ROUT LOUT AVSS CL1 CL2 CR2 RTRE RBASS3 RBASS2 RBASS1 CR1 IC307 IC307 C1BB00000782

30、6-CHANNEL VOLUME LEVEL1 LEVEL2 WIDE CFON/OFF MAIN CIRCUIT CN304CN306 SCHEMATIC DIAGRAM - 18 : +B SIGNAL LINE : -B SIGNAL LINE : MAIN SIGNAL LINE : DVD (VIDEO) SIGNAL LINE TO DVD MODULE 2 CIRCUIT (FP3203) ON SCHEMATIC DIAGRAM - 11 TO DVD MODULE 2 CIRCUIT (FP3202) ON SCHEMATIC DIAGRAM - 11 D312, 313,

31、315 B0ACCK000005 D303 B0BC5R000009 D310, 311, 314 B0ACCK000005 R313 1.8K C314 16V10 R227 1K R427 1KR469 2.2K R269 2.2K R312 18K R333 8.2K -9V SW +9V +9V SERE R309 560 R475 0 W29 0 1 241 42 340 439 538 637 736 835 934 1033 1132 1231 1330 1429 1528 1627 1726 1825 1924 2023 2122 1 213 14 312 411 510 69

32、 78 7 SA-VK80DGC / SA-VK80DGCP / SA-VK80DGCS 2 4 1 3YC G 5 C50 10V220 C51 16V47 C52 16V47 C53 0.01 C54 22P C55 16V47 C56 0.01 C57 16V47 C58 0.01 L50 ELESN220JA R54 2.2K R55 10K C67 6.3V330 C66 6.3V330 C65 6.3V100 C64 6.3V1000 C63 6.3V100 C62 6.3V1000 C61 6.3V100 C60 6.3V1000 C59 0.01 R64 0 R60 75 R6

33、1 75 R73 1 R74 1 R56 75 R57 75 R58 75 R59 75 R63 1 C73 1 L52 J0JCC0000120 L53 J0JCC0000120 L54 J0JCC0000120 L55 J0JCC0000120 L56 J0JCC0000120 L57 J0JCC0000120 C72 1 CR OUT CBFIL CB OUT GND PY OUT2 PY OUT1 GND Y OUT2 Y OUT1 GND YFIL GND MIX OUT2 MIX OUT1 TEST C OUT CRFIL VMUTE2 CR IN GND CB IN VCC2 P

34、YFIL GND PY IN GND VCC1 Y IN GND C IN VMUTE1 CFIL IC50 C9ZB00000377 VIDEO BUFFER VGND VMUTE Y Y/PY/G CB/PB/B CR/PR/R C JK301JK302 PB PR VIDEO Y Q52 MAIN CIRCUIT SCHEMATIC DIAGRAM - 19 : +B SIGNAL LINE: DVD (VIDEO) SIGNAL LINE WIDE Q52 KRC107STA INVERTER SWITCH L51 L51 ELJFCR39KF R70 100K R69 100K R6

35、8 100K R67 100K R66 100K R65 100K C77 1000P C78 1000P C80 1000P C79 470P S-VIDEO R62 0 W18 0 12 3132 3 30 4 29 5 28 6 27 7 26 8 25 9 24 10 23 11 22 12 21 13 20 14 19 15 18 16 17 8 SA-VK80DGC / SA-VK80DGCP / SA-VK80DGCS C21 6.3V100 C22 0.1 C30 10V100 C29 1 L10 G0A100G00005 L11 G0A100G00005 C17 16V10

36、D8 B0BC7R500001 C16 6.3V820 C14 1 R15 1K L6 G0A101G00022 C15 25V220 D7 B0JCP000004 R14 1K C13 1 Q17 KRC107STA PCONT SWITCH C25 1 C26 6.3V220 C11 1 C12 6.3V220 C7 16V10 D9 B0BC7R500001 W8 0 D807 B0ACCK000005 D805 B0ACCK000005 D806 B0ADCJ000020 D10 B0EAKM000117 R21 1 R22 1 R18 4.7K R897 15K R19 4.7K R

37、896 39K Q801 Q6 C823 50V4.7 DCDET +9V SW5V MOT10V LED9V +9V -9V DVD_AC A+5V AV5V D+5V D+1.5V DSP_PCNT DSP_A+5V DSP_D+5V DVD_PCNT IC2 C0CBADG00005 5V REGULATOR IC2 IC6 C0CBADG00005 5V REGULATOR IC6 Vin Vout COM 0adj Vsoft IC3 C0DBAMH00009 POWER SUPPLY IC IC8 C0DBCFG00004 1.5V REGULATOR IC8 IC5 C0DBZH

38、E00017 POWER SUPPLY IC IC5 MAIN CIRCUIT SCHEMATIC DIAGRAM - 20 : +B SIGNAL LINE : -B SIGNAL LINE Q6 KRA102STA SWITCH Q801 KRC111STA SWITCH L8 G0A100G00005 C27 1 R26 270 R25 10 R24 1K 5 43 2 1 5 43 2 1 54321 123123 9 SA-VK80DGC / SA-VK80DGCP / SA-VK80DGCS L4 G0A100G00005 R6 1 R7 1 R8 1 R9 1 R10 1 Q5

39、Q18 C19 1 C20 10V100 C8 6.3V820 C10 1 R17 3.9K L9 G0A101G00022 D6 B0JCP000004 C9 25V220 R16 1K C18 1 D306 - 309 B0ACCK000005 D306D307 D308D309 C453 0.15 R460 3.3K C454 0.15 D401 C455 100P R461 100K R740 15K R739 100K C742 0.01 C740 16V47 C739 16V47 C773 16V10 R734 4.7K R735 4.7K R736 15K R738 4.7K R

40、733 1K R737 22K C741 16V10 Q321 C737 0.047 C736 5600P R732 82K R731 180K C735 0.15 R730 8.2K R729 5.6K C734 0.047 R728 270K C733 0.1 D701 D700 R724 3.3K C731 0.01 C729 100P C255 100P R723 100K D201 C254 0.15 R261 100K C253 0.15 R260 3.3K R259 33K C263 16V10 R459 33K C463 16V10 C456 50V4.7 C256 50V4.

41、7 R462 4.7K R262 4.7K C732 16V10 R727 1K S_WOOFER FR_R FR_L IC701 C1BB00000389 DIGITAL SOUND CONTROLLER VEE VCC +9V -9V Vin Vout COM 0adj Vsoft IC4 C0DBAMH00009 POWER SUPPLY IC IC9 IC9 C0CBADG00005 5V REGULATOR SUB+B MOT10V FAN5V SUB+BGND LEVEL2 LEVEL1 MAIN CIRCUIT SCHEMATIC DIAGRAM - 21 : +B SIGNAL

42、 LINE : -B SIGNAL LINE : MAIN SIGNAL LINE D700, 701 B0ACCK000005 D201 B0ACCK000005 D401 B0ACCK000005 Q18 KRC107STA PCONT SWITCH Q5 B1ADCF000001 CURRENT LIMITTER Q321 KTC3875GRTA SWITCH R722 39K R745 0 R746 0 DVD_AC +9V 54321 123 10K 22K 22K 15K 3.3K 27K 3.9K 1.8K 22K 22K 12 2324 3 22 4 21 5 20 6 19

43、7 18 8 17 9 16 10 15 11 14 12 13 10 SA-VK80DGC / SA-VK80DGCP / SA-VK80DGCS R254 10 R454 10 R340 0 R367 56K C365 50V4.7 R366 56K Q317 R453 4.7K R467 1K R267 1K R253 4.7K W25 0 R252 82 R249 82 C247 16V47 R251 82 R250 82 C248 1000P R452 82 R450 82 R451 82 R449 82 C447 16V47 C448 1000P W22 0 W26 0 C377

44、0.01 C446 33P C445 100P R448 39K R445 3.3K C442 50V4.7 R394 0 R248 39K C246 33P C245 100P C376 0.01 W15 0 C242 50V4.7 R245 3.3K R465 3.3K R324 8.2K R323 8.2K R369 56K C328 50V1 R326 56K R370 1K R368 1K Q312 Q310 R339 0 R363 56K C363 50V4.7 R362 56K R338 0 R361 56K C362 50V22 R360 56K Q315 Q314 R337

45、1K C338 50V1 R335 56K C336 100P C379 1 C337 33P C333 100P C332 1000P R332 100K C335 16V10 R331 6.8K C331 50V1 R322 4.7KC327 50V1 R321 3.3KC326 16V10 R443 56K R243 56K R265 3.3K R464 1K R442 56K R242 56K R264 1K R330 10K C330 16V10 R255 3K C249 50V2.2 R455 3K C449 50V0.47 C251 33P C250 100P R256 27K

46、C378 1 C450 100P C451 33P R456 27K R458 1K C452 16V10 R258 1K C252 16V10 C361 50V4.7 R359 56K R358 56K C360 50V4.7 R357 56K R355 56K C358 50V4.7 R351 56K R350 1K R352 56K Q308 Q307 Q320 Q302Q304Q305 A B C D E F G I H HPR HPL +9V HP_MUTE MUTE_C MUTE_A +9V -9V -9V CFON/OFF MUTE_S MUTE_SW IC309 C0ABCB0

47、00052 QUAD OP-AMP -VCC +VCC IC308 C0AABB000117 OP-AMP MAIN CIRCUIT SCHEMATIC DIAGRAM - 22 : +B SIGNAL LINE : -B SIGNAL LINE : MAIN SIGNAL LINE Q302 KRA110STA MUTING SWITCH Q304 KRA110STA MUTING SWITCH Q305 KRA110STA SWITCHQ320 KTD1304TA MUTING SWITCH Q307 B1GFGCAA0001 MUTING CONTROL Q308 B1GFGCAA000

48、1 MUTING CONTROL Q310 B1GFGCAA0001 MUTING CONTROL Q314, 315, 317 KRA110STA MUTING SWITCH Q312 B1GFGCAA0001 MUTING CONTROL R328 56K R354 0 R365 0 R364 10K 456 321 456 321 123 654 6 5 4 1 2 3 12 1314 3 12 4 11 5 10 6 9 7 8 12 78 3 6 4 5 11 SA-VK80DGC / SA-VK80DGCP / SA-VK80DGCS 12312 11 1024689753112

49、11 10246897531 1 2 3 4 5 6 14 12 10 8 7 9 11 13 MOT10V LED9V FAN SW5V +8V NC DIGITAL_GND -9V +9V VIDEO_GND DSP_GND POWER_GND MUTE_H DCDET SUBWOOFER CENTER RSURR LSURR AGND AGND FRR FRL +15V TGND SUB+B NC SUB+BGND MOT10V LD9V FAN SW5V +8V -9V +9V MUTE_H DCDET SUBWOOFER AGND FRR FRL +15V TGND SUB+B R107 1