Technics-SADX940-avr-sch 电路图 维修手册.pdf

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1、ToSURROUND CIRCUIT(W1205) on SCHEMATIC DIAGRAM-5 A L ch R ch CD JK402 L ch R ch L ch R ch L ch R ch L ch R ch L ch R ch JK402 JK402 JK402 JK402 JK402 R401 1K R402 1K A R405 1K R406 1K R407 1K R408 1K R409 1K R410 1K R414 1K JK351 JK351 JK351 2 1 3 4 5 6 7 8 9 R411 1K R412 1K R413 1K C329 47P R303 75

2、 R301 75 C330 47P R302 75 C419 330P R428 1K R429 100K C420 50V3.3 R362 75 C373 16V47 R373 10K C374 16V47 R374 10K C375 16V47 R375 10K R359 75 B C D E F G H I J K L M N O P Q R 4321 8765 4321 8765 IC1208 M62490FPE1 SOUND CONTROLLER (VOLUME CONT.) A B C D E F G H I 12 10 J IC1202 NJM4580DD VREF IC1203

3、 NJM4580DD BUFFER AMP C F GND SW FMIX L DSP R DSP R DOUT L DOUT CK VR DT VR SW DSP SW LPF IN B CN1205 R1221 100K R1220 1K R1256 47K C1242 50V4.7 C1275 0.047 R1222 2.2K C1218 16V10 C1219 0.01 R1226 3.3K R1224 100K R1286 47K C1287 25V10 D1281 MTZJ10BTA R1282 2.2K C1288 0.01 C1290 0.01 C1249 0.47 C1285

4、 16V10 R1281 47K IN/OUT TERMINAL CIRCUIT SCHEMATIC DIAGRAM-1 IC1201 NJM2060D BUFFER AMP AUDIO REC(OUT) PLAY(IN) TAPE TV IN OUT IN VCR VIDEO VCR DVD IN TV MONITOR OUT TV IN AUDIO SUB WOOFER OUT R1223 6.8K C1236 0.1 R1225 10K C1216 16V33 A B C1295 16V22 C1221 0.22 Q1201 2SD2137PQTA REGULATOR C1294 0.0

5、1 4567123 111098141312 Vcc Vss C1274 16V33 R1294 47K R1210 3.3K R1214 3.3K C1298 50V2.2 R1218 47K C1210 390P C1206 470P R1230 2.7K R1208 3.9K C1282 50V4.7 R1219 2.2K 123456789101112131415161718 363534333231302928272625242322212019 Vcc Rch IN Rch OUT VDD NC CLK1DT1 GND Lch OUT Lch IN H D E G J K I C1

6、283 50V4.7 C1284 50V4.7 C1273 16V33 R1293 47K R1209 3.3K C1209 390P R1213 3.3K C1297 50V2.2 R1217 47K C1205 470P R1207 3.9K R1229 2.7K C1222 3300P C1248 3300P R1203 1K R1201 33K C1203 16V33 C1201 3300P R1204 1K R1202 33K C1204 16V33 C1202 3300P C1293 0.039 C1292 100P R1284 1K C1291 100P R1285 1K 11

7、K VDD +B(9) C1286 16V10 C1289 0.01 C1281 50V4.7 C1212 0.01 C1214 16V10 R1215 5.6K R1216 5.6K C1213 16V10 C1211 0.01 C1217 0.01 IN OUT NOTE: The number which noted at the connectors on the schematic diagram as SCHEMATIC DIAGRAM-1 or SCHEMATIC DIAGRAM-2 indicates the schematic diagram serial number lo

8、cated on the left corner in the schematic diagram. C421 100P C422 100P C425 330P C426 330P C427 330P C428 330P C429 330P C430 330P C431 100P C432 100P C433 100P C434 100P :NEGATIVE VOLTAGE LINE :POSITIVE VOLTAGE LINE:FM/ AM SIGNAL LINE :SUB WOOFER SIGNAL LINE 9.2V 4.9V 14.4V 9.2V 4.9V -16.2V -16.2V

9、8.6V8.6V 9.2V4.6V4.6V4.6V 9.2V14.4V 9.8V 14.4V0V0V 0V0V-16.2V 14.4V0V0V0V0V -16.2V0V0V0V0V 0V4.9V4.6V4.5V4.6V4.6V9.2V 4.6V4.6V4.6V4.6V4.6V0V0V RadioFans.CN 收音机爱 好者资料库 ToMAIN CIRCUIT(CP401) on SCHEMATIC DIAGRAM-12 ToMAIN CIRCUIT(CP402) on SCHEMATIC DIAGRAM-12 ToMAIN CIRCUIT(CP403) on SCHEMATIC DIAGRA

10、M-12 A B IC402 NJM4580DD BUFFER AMP IC351 NJM2279D SIGNAL SELECTOR (VIDEO) IC401 TC9163AN SIGNAL SELECTOR (AUDIO) GIBDHLJFBDC FHACGKIEAB 213 141312111098765432 1516171819202122232425262728 1 CLKDATA GNDSTB 87645 Vss VDD 21876453 AE 5678 1234 A B 7 2 1 3 4 5 6 7 2 1 3 4 5 6 7 2 1 3 4 5 6 7654321 8910

11、11121314 75 DRIVER 75 DRIVER 6dB AMP 6dB AMP B A F G H I E D C A B P N Q O M R G CN401 CN402 CN403 DVD L DVD R A.GND A.GND SW IN SOUT L SOUT R +B(1) -B(1) CK 63 DT 63 ST 63 V SELA V SELB PH L PH R A.GND TU L IN TU R IN V.GND V.GND G Q351 2SD592AQSTA REGULATOR Q352 2SB621AQSTA REGULATOR R426 10K R425

12、 10K R427 10K C405 100P R3681K D354 RVD1SS133TA D353 RVD1SS133TA R3671K C354 0.1 C309 6.3V100 D351 MTZJ5R6BTA C351 6.3V100 C357 0.01 R369 1.8K R371 22 C355 0.1 C308 6.3V100 D352 MTZJ5R6BTA C352 6.3V100 C358 0.01 R370 1.8K R372 22 C415 0.01 C409 16V22 R424 1K C404 0.01 C402 50V4.7 C403 0.01 C401 50V4

13、.7 R423 1K C410 16V22 C416 0.01 C417 16V10 R417 47K R421 100K C411 100P R415 1K R416 1K C412 100P R422 100K R418 47K C418 16V10 SCHEMATIC DIAGRAM-2 G :NEGATIVE VOLTAGE LINE:POSITIVE VOLTAGE LINE:FM/ AM SIGNAL LINE:SUB WOOFER SIGNAL LINE 14.4V 14.4V -16.2V -16.2V -15.7V-5V -5.6V 13.7V 5.6V 5V 5V0V0V4

14、.2V0V-5V 0V4.7V0V0V0V -16.2V0V0V0V 0V0V0V14.4V -16.2V0V0V0V0V0V0V0V0V0V0V0V0V 0V0V0V0V0V0V0V0V0V0V0V0V0V14.1V RadioFans.CN 收音机爱 好者资料库 ToDTS CIRCUIT (CN1001) on SCHEMATIC DIAGRAM-7 A B C IC1204 NJM2060D BUFFER AMP 4567123 111098141312 Vcc Vss 20 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 2 1 3 4

15、 5 6 7 8 9 10 11 12 13 14 15 16 C E F A B C D F G H I J K L CN1002B CN1001B 1 2 3 OUT GND Vcc 1 2 3 OUT GND Vcc CM IN SW IN C IN L IN RS IN R IN LS IN +B(7) OVL/ ERR A.GND AD RIN+ AD RIN- AD LIN- AD LIN+ PDN D IN3 D.GND D.GND D.GND +B(6) D IN2 +B(5) +B(5) D IN1 POWER CS42 C CLK CD IN CD OUT CS RESET

16、 CS49 SCD OUT INT REQ CA17 L13031HZ1301 Z1307 Z1306 Z1305 C1320 0.1 C1306 0.1 R1308 3.3K C1308 15P C1307 0.01 R1309 47 C1309 0.1 R1307 1K C1310 0.1 R1301 3.3K C1301 15P C1303 0.1 R1302 1K C1302 0.01 R1303 47 L ch R ch Z1308Z1302 Z1303 Z1304 R403 1K R404 1K R1249 6.8K C1245 50V4.7 R1259 47K C1241 330

17、P B C1318 0.01 JK1301 TV (OPTICAL) DIGITAL JK403 JK1302 DVD (OPTICAL) IC404 TC9162AN SIGNAL SELECTOR (AUDIO) C443 0.01 C441 50V4.7 C444 0.01 C442 50V4.7 SCHEMATIC DIAGRAM-3 SURROUND CIRCUIT DVD JK1303 CD (OPTICAL) ToDTS CIRCUIT (CN1002) on SCHEMATIC DIAGRAM-7 C C R1304 3.3K C1304 15P R1305 1K C1305

18、0.01 R1306 47 C1319 0.1 R1310 10 1 2 3 OUT GND Vcc E1301 D C1313 25V47 D B A E M C1230 330P R1240 2.2K R1251 2.2K C1228 3900P C1244 50V4.7 R1258 47K C1243 50V4.7 R1257 47K R1235 6.8K R1237 2.2K C1227 3900P R1233 1K C1229 330P R1234 1K R1247 1K R1236 6.8K 14 13 12 11 10 9 8 7 6 5 4 3 2 15 16 17 18 19

19、 20 21 22 23 24 25 26 27 281 CLK DATA GND STB VssVDD 7 9 5 4 3 2 1 7 9 5 4 3 2 1 R439 1K R438 1K D B C R1241 120K C1237 16V33 C1235 4700P C1232 0.01 C1234 16V10 C1231 0.01 C1233 16V10 C439 100P R1227 120K C1225 16V33 C1223 4700P R1228 120K C1226 16V33 C1224 4700P N P J K I L Q R S O H G R445 10K R44

20、4 10K NC CA16 R446 10K M C1239 3900P SL ch SR ch JK404 DVD C ch SW ch DVD R472 4.7K C436 330P R432 2.2K R431 2.2K C435 330P R471 4.7K R474 2.2K C438 330P R434 5.6K R433 2.2K C437 330P R473 4.7K C423 330P C424 330P JK404 :FM/ AM SIGNAL LINE :SUB WOOFER SIGNAL LINE :SURROUND SP SIGNAL LINE :CENTER SP

21、SIGNAL LINE:NEGATIVE VOLTAGE LINE :POSITIVE VOLTAGE LINE 4.9V 4.9V 4.9V 4.9V 4.9V 2.6V 4.9V 2.6V 4.9V 14.4V -16.2V -16.2V 14.2V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V -16.2V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V -16.2V0V0V0V0V 0V0V0V0V14.4V 0V 0V0V 0V RadioFans.CN 收音机爱 好者资料库 R1206 100 C1251 0.01 R1250 5.6K C1296 0.0

22、47 4321 8765 IC405 M62490FPE1 SOUND CONTROLLER (VOLUME CONT.) IC1205 NJM4580DD BUFFER AMP SCHEMATIC DIAGRAM-4 N O IC406 M62490FPE1 SOUND CONTROLLER (VOLUME CONT.) 123456789101112131415161718 363534333231302928272625242322212019 Vcc C IN C OUT VDD NC CLK3DT3 GND RS OUT RS IN C980 50V4.7 R484 47K C488

23、 50V4.7 C491 100P R491 1K C490 100P R489 1K C478 0.039 C485 50V4.7 C481 50V4.7 R485 47K C492 100P C477 100P C482 50V4.7 R483 47K C484 50V4.7 R490 1K R486 1K C475 0.039 C472 50V4.7 C479 50V4.7 R488 47K C476 0.01 C499 0.01 C489 16V10 C1246 50V4.7 R1260 47K R1242 33K C1238 50V4.7 C1252 0.01 R1248 470 I

24、C1206 NJM2115D BUFFER AMP IC1207 NJM2115D BUFFER AMP C1272 0.01 C1271 16V10 C1263 390P R1265 4.7K R1263 22K C1261 16V10 R1261 220K C1269 16V10 R1267 10K R1269 10K C1265 150P C1267 16V10 C1270 16V10 R1268 10K R1270 10K C1266 150P C1268 16V10 C1264 390P R1266 4.7K R1264 22K R1262 220K 4321 8765 N N N

25、N 4321 8765 4321 8765 CDBA C1262 16V10 T U V W X P J K N I IC407 NJM4580DD VREF R482 47K R478 47K C486 25V10 C494 0.01 C487 16V10 C493 0.01 R1272 10K C1260 16V10 123456789101112131415161718 363534333231302928272625242322212019 Vcc S.W IN S.W OUT VDD NC CLK2DT2 GND LS OUT LS IN R1271 10K :FM/ AM SIGN

26、AL LINE :SUB WOOFER SIGNAL LINE :SURROUND SP SIGNAL LINE :CENTER SP SIGNAL LINE:NEGATIVE VOLTAGE LINE :POSITIVE VOLTAGE LINE 9.2V 4.9V 4.9V 4.9V 2.6V 4.9V 4.9V 14.4V -16.2V 9.2V 4.9V2.4V2.4V2.4V 2.4V2.4V2.4V 4.9V2.4V2.4V2.4V 2.4V2.4V2.4V 9.2V4.6V4.6V4.6V 8.6V8.6V 14.4V0V0V 0V0V0V-16.2V 9.2V 4.6V4.5V

27、 4.5V 4.6V 4.6V4.5V 4.5V 4.6V 4.6V 4.9V0V 0V0V 9.2V 4.6V4.5V 4.5V 4.6V 4.6V4.5V 4.5V 4.6V 4.6V 4.9V0V 0V0V ToIN/OUT TERMINAL CIRCUIT (CN1205) on SCHEMATIC DIAGRAM-1 Q W X G H IC1901 M38B57M6153F SYSTEM CONTROL 12 2 1 3 4 5 6 7 8 9 10 7 2 1 3 4 5 6 1 2 7 3 4 5 6 IC1701 PQ30RV11 REGULATOR 47K 10K M L

28、CN1203 W1205 CN702 3 2 1 CN1204 CN1202 AJH G I B C C B A K F G H E D F D C1909 4700P R1930 100 R1931100 R1932100 R1933100 R1934100 R1935100 R1936100 R1937100 R1938100 R1939100 R1941100 R1945 100 R1942 100 R1943 100 C19060.01 R1929 100 R1915 10K R194010K 1 2 7 3 4 5 6 R1906100 R1907100 R1928100 R1916

29、100 R1917 1K R19111K R19121K R19131K R19141K R19101K R19091K R19461K C1910100P CF1901 R1901 1K H T V U E F G O A 7 2 1 3 4 5 6 S R M F E D C B CN1201 D1903 RVD1SS133TA R19181K R19191K R19201K GND +B(4) C1702 2200 C1705 50V1 GND SW FMIX L DSP R DSP +B(9) R DIN L DIN CK VR DT VR SW DSP SW LPF IN A SD

30、MUTE S CM CK CM DI CM DO CM RQM CM RQS G R DOUT A.GND L DOUT C OUT SR OUT SL OUT SW OUT G +B(1) -B(1) CK SEL DT SEL ST SEL VR REF VR PS S IN R S IN L A.GND A.GND A.GND DVD R DVD L R1702 4.7 R1701 4.7 R1710 2.7K D1705 MTZJ6R2CTA C1706 0.01 C1707 16V100 R1707 820 C1711 16V10 R1709 330 R1708 330 Q1703

31、2SC1740SSTA POWER SUPPLY Q1701 2SD2137PQTA REGULATOR Q1701 Q1702 L1901 100H R1905 270 R1904 120 D1901 MTZJ3R9ATA C1905 0.01 Q1902 2SA933SSTA POWER SUPPLYC1904 50V1 D1902 RVD1SS133TA Q1901 RVTDTC114YST RESET C1903 0.01 R1903 100K C1907 0.01 R1902 4.7K C1908 50V1 C1901 0.1 C1902 6.3V100 13 2 +B(4) C17

32、10 6.3V47 11 A R1922100K R19231K R19241K R19251K R19261K E 1234 D1706 RVD1SS133TA R1711 3.9K R1712 3.9K R1715 3.9K ToPOWER TORANSFORMER CIRCUIT(W702) on SCHEMATIC DIAGRAM-16 J VDD C1911 1000P D1905 RVD1SS133TA L C1215 0.1 123456789 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 8025 26 27 28 29 30 31

33、32 33 34 35 36 37 38 39 40 414243444546474849505152535455565758596061626364 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 CS42 S CLK S OUT S IN CS49 C CLK CD IN SCD OUT AVss VREF VOLUME REQS POWER REQ M PDN CS RESET CA18 CA17 CA16 CLOCK DATA INT2 RESET GND X IN X OUT VDD OVL ERR INT REQ HOLD STB S CL

34、K S DAT S -VP MUTE A INIT CD OUT ToMAIN CIRCUIT (CP1204) on SCHEMATIC DIAGRAM-12 ToMAIN CIRCUIT (CP1203) on SCHEMATIC DIAGRAM-12 ToMAIN CIRCUIT (CP1202) on SCHEMATIC DIAGRAM-12 ToMAIN CIRCUIT (CP1201) on SCHEMATIC DIAGRAM-12 SCHEMATIC DIAGRAM-5 BSURROUND CIRCUIT N O Q1702 2SD2374PQAU REGULATOR G G :

35、FM/ AM SIGNAL LINE :SUB WOOFER SIGNAL LINE :SURROUND SP SIGNAL LINE :CENTER SP SIGNAL LINE:NEGATIVE VOLTAGE LINE :POSITIVE VOLTAGE LINE 9.2V 4.9V 4.9V 2.6V 4.9V -16.2V 14.4V 4.9V 4.9V2.6V1.3V 5.5V 6.2V 12.8V 5.5V 8.1V4.9V 5.5V 8.1V4.9V 4.9V 4.9V 4.2V 4.9V 0V 0V 0V 0V 4.9V 0V 0V 0V 0V 0V 0V 0V 0V 0V

36、0V 0V 0V 0V 4.9V 0V 0V 0V 0V 0V 0V 4.9V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 4.9V 2.2V 2.4V 4.9V 0V 0V 0V 0V 5V 5V 5V 0V IC1001 CS49326-CLR AC3/ DTS DECODER DSP C B A R10244.7K R1026 33 D R1021 10K E R1033 1K A C1034 100P R1034 1K B C1036100P C10371000P C10381000P R1035 1K C R1036 1K D F H R102510

37、K R10294.7K R10274.7K C1025 0.1 C1006 6.3V100 R1023 10K C1040 0.1 A B AB IC1006 SNAHC1U04DBV INVERTER IC1003 SN74LV244APW LOGIC CONTROL C1029 0.1 C1008 6.3V100 R101910K R101810K R101710K R101610K R101510K R101410K R101310K R101210K E 38 37 36 35 34 33 32 31 30 29 39 27262524232221201918 16 17 7 8 9

38、10 11 12 13 14 15 440414243446123 CS SCD OUT INTREQ EXTMEM SDATA N1 VDD3 Vss3 CMP DAT SCLK N1 LRCLK N1 AU DATA2 CMP REQ CLK IN CLK SEL FILTD FILTS VDDA VssA RESET DB DA DB CLK SCDIN EMOE EMWR XMT958 Vss1 VDD1 MCLK SCLK LRCLK AU DATA0 DATA0 DATA1 DATA2 DATA3 Vss2 VDD2 DATA4 DATA5 DATA6 DATA7 SCCLK 28

39、 CMP CLK 5 AU DATA1 G R1020 10K R1022 4.7K C1005 6.3V100 C1026 0.1 C1024 0.1 C1003 6.3V100 C100750V2.2 C1030 470P R1028 33K C1031 0.01 C1004 6.3V100 Q1001 DTA114YETL POWER SUPPLY 47K 10K I J K L M 213 45 NCGND Vcc C1027 0.1 IC1005 SN74HCU04APW LOGIC CONTROL C1009 6.3V100 C1032 0.1 R1030 1M C1033 27P

40、 X1001 (12.288MHz) R1031 1.2K C1035 39P R1032 33 C1039 100P SCHEMATIC DIAGRAM-6 14 13 12 11 10 9 8 1 2 3 4 5 6 7 1A 2A 2Y 3A 3Y GND 6A 6Y 5A 5Y 4A 4Y 1Y Vcc20 19 18 17 16 15 14 13 12 11 1 2 3 4 5 6 7 8 9 10 Vcc 2G 1Y1 2A4 1Y2 2A3 1Y3 2A2 1Y4 2A1 1G 1A1 2Y4 1A2 2Y3 1A3 2Y2 1A4 2Y1 GND DTS CIRCUITC L1

41、002 2.2H L1001 2.2H :POSITIVE VOLTAGE LINE 4.9V 2.6V 2.6V2.6V 2.6V 2.6V 2.6V 4.9V 0V 4.9V 4.9V2.1V 2.4V 2.4V 2.3V 2.4V 2.4V 2.3V 2.6V1.2V 2V 0V 1.6V 0V 1.6V 2.6V 1.6V 2.6V 2.6V 1V 0V 1V 0V 1.6V 5V 1.6V 5V 0V 2.6V 2.6V 2.6V 2.6V 2.6V 0V 0V 1.2V 1.6V 0V 0V 1.6V 1.6V 1V 2.6V 0V 0V 2.6V 2.6V 2.6V 2.6V 2

42、.6V 2.6V 2.6V 2.6V 2.6V 2.6V 1.3V 2.6V 1.3V 1V 2.6V 1.6V 1.6V 1V 1.6V 2.6V 0V 0V 0V ToSURROUND CIRCUIT(CN1002B) on SCHEMATIC DIAGRAM-3 201324567891011121314151617181913245678910111213141516 D.GND D.GND D.GND +B(1) POWER CS42 CCLK CD IN CD OUT CS RESET SCD OUT INTREQ ABOOT CN1002 CA16 CA17 OVL/ERR RX

43、1 PDN RX2 A.GND +B(7) LS OUT R OUT RS OUT L OUT C OUT SW OUT CM OUT DIN3 +B(3) +B(3) CS49 B 21 20 19 18 17 16 15 14 13 12 22 10987654321 43 44 34 35 36 37 38 39 40 41 42 32232425262728293031 RX4 HOLD/RUBIT CCLK CD OUT CD IN CS SPI PDN AUDIO AC-3 A OUT2 A IN2R /F1 A IN1R A IN1L A INAUX CM OUT FILT A

44、GND1 +VA A GND2 A OUT1 D IN2 D IN3 MCLK OUT OVL/ERR XTO XTI DEM A OUT6 A OUT5 A OUT4 RX3 RX2 RX1 D GND1 +VD D GND2 SCLK LRCK D OUT1 D OUT2 D IN1 11 A IN2L /F0 33 A OUT3 CN1001 R10551K H B C D E F G I R10561K R10571K R10581K R10591K R1068 47K C1052 0.01 C1051 1500P C1048 0.1 C1011 6.3V100 R1047 1.5 C

45、1043 0.1 C1010 6.3V100 R1060 1K R1061 1K C1042 1000P I K L PON R104233 R1041 33 R1045 47 R1043 47 R1044 47 R1046 1K C1044100P R1054 1K R1048100K C1045100P C10461000P R10531K R10521K R10511K R1067330 R1066 330 R1065 330 A B C DA LKJ A C B D PN A C E IC1002 CS4226-KQG DIR/DAC/VOL ToSURROUND CIRCUIT(CN

46、1001B) on SCHEMATIC DIAGRAM-3 B D B AD ROUT+ AD ROUT- AD LOUT+ AD LOUT- MLKJIHG F E D C B A M J M R10631K R10621K R106910 R10491K C1049 1000P R1064 330 C1050 1000P R10501K C10471000P O SCHEMATIC DIAGRAM-7 IC1004 SN74AHCT244PW LOGIC CONTROL S R Q C1041 0.1 R1037 100K R1038 1K R1040 1K R1039 100K B C

47、D AF H G E Q R S L1003 2.2H 20 19 18 17 16 15 14 13 12 11 1 2 3 4 5 6 7 8 9 10 Vcc 2G 1Y1 2A4 1Y2 2A3 1Y3 2A2 1Y4 2A1 1G 1A1 2Y4 1A2 2Y3 1A3 2Y2 1A4 2Y1 GND C1053 0.1 L1004 2.2H :FM/ AM SIGNAL LINE :SUB WOOFER SIGNAL LINE :SURROUND SP SIGNAL LINE :CENTER SP SIGNAL LINE:POSITIVE VOLTAGE LINE 4.9V 4.9

48、V 4.9V 4.9V 2.6V 4.9V 0V 0V 0V 5V 5V 2.4V 2.4V 4.9V 0V 2.4V 2.4V 2.4V 2.4V 2.4V 2.4V 2.4V 2.4V 2.4V 2.4V 0V 2V 0V 0V 2.4V 2.4V 2.4V 5V 5V 0V 0V 0V 0V 0V 1.6V 1.6V 1.6V 4.9V 0V 0V 0V 0V 0V 1.3V 0V 2.6V 0V 2.6V 1.3V 1 2 3 1 2 8 3 4 5 6 7 1 2 3 4 5 6 7 1 2 3 4 5 6 7 1 2 10 3 4 5 6 7 8 9 1 2 10 3 4 5 6

49、7 8 9 47K 10K Q901 RVTDTC114YST RESET D923 RVD1SS133TA C916 50V1 C920 50V1 R922 4.7K D R920 270 R921 120 C908 0.01 D924 MTZJ3R9ATA R911 100K C903 0.01 A Z891 RCDRPM6937H4 (REMOTE SENSOR) C891 16V10 C906 6.3V100 C905 0.01 D921 RVD1SS133TA D901 1SS291TA BC R997 100 C894 100P C895 100P R998 100 E R89410K R893 10K Q902 2SA933SSTA POWER SUPPLY R942 180 D942 SLR325MCT31 (DIGITAL INPUT) ABC R931 270 R932 270 R933 270 R934 270 R935 270 R936 270 R937 270 D937 (TAPE/ MONITOR) D936 (VCR) D935 (TV) D934 (DVD) D933 (CD) D932 (TUNER) D931 (PHONO) D931-937 SLR325VCT31 C997 16V10 C998 0.01 IC903 BU2090