Technics-SADX-850-Service-Manual 电路图 维修手册.pdf

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1、SCHEMATIC DIAGRAM - 1 NC+V-V GND1 GND2 IN3C1IN2C2O2 O1C4IN1C3 Vcc GND OUTPUT Vcc GND OUTPUT JK1302 E1301 D353 1SS355TE17 IC1203 IC1201 L1303 VLQ0855M1R0T JK1341 D351 UDZSTE175R6B C1202 0.22 Q351 Q352 JK352 IC351 L1304 RLQZ150M-0 JK1303 JK1301 JK351 5678 3421 VSS VCC 891011121314 7653421 R L R L 1243

2、567 141312111098 3 1 2 3 1 2 IC1203 NJM4580MTE1 OP AMP IC1201 NJM2060MTE1 OP AMP Q351 2SD592AQSTA REGULATOR Q352 2SB621AQSTA REGULATOR E1201 STBY GND PT IC351 NJM2279MTE1 VIDEO SELECTOR RS CH LS CH TV MONITOR OUT VCR1 OUT DVD VCR1 IN TV DVD C CH SW CH DVD COAXIAL IN DIGITAL IN CD (OPTICAL) DIGITAL I

3、N TV (OPTICAL) V_SELB V_SELA RX2 SW_DSP +5VA RX3 L_DSP R_DSP RX1 R1202 47K C1201 0.01 C1222 25V10 R1201 1K C1223 0.1 C1203 16V33 R351 75 C351 47P R352 75 R353 75 C352 47P R1203 2.2K C1204 0.01 R1204 18K C1312 0.1 C1311 0.1 R1310 10 C1303 0.1 R1302 1K R1301 3.3K C1302 0.01 R1303 47 C1206 4700P C1208

4、4700P R354 75 C353 16V47 C354 16V47 C355 16V47 R364 75 R355 10K R357 10K R356 10K D354 1SS355TE17 R358 1K R359 1K C1307 0.01 R1309 47 R1306 47 R1307 150 C1308 0.1 R1308 10 C1309 0.1 C1306 0.1 R1304 3.3K R1305 1K C1305 0.01 C1313 0.01 C356 0.1 C357 0.1 C358 6.3V100 C359 6.3V100 C360 0.01 R363 22 R362

5、 1.8K C361 6.3V100 C362 6.3V100 C363 0.01 R360 22 R361 1.8K C1210 16V33 C1205 16V33 R1206 47K R1207 47K R1205 1K R1208 1K C1207 2700P C1209 2700P R1209 2.2K R1210 18K R1225 2.2K R1211 18K C1221 0.1 C1212 100P R1215 3.3K R1214 3.3K C1216 50V10 R1216 1.5K C1214 390P C1211 100P R1219 3.3K R1212 3.3K C1

6、215 50V10 R1213 1.5K C1213 390P C1217 0.01 C1218 0.01 C1220 25V10 C1219 25V10 R1217 47K R1218 47K R1341 1K R1342 1K R1343 1K R1344 1K D352 UDZSTE175R6B E1201 E1301 C1341 330P C1342 330P C1343 330P C1344 330P VSS VCC DIGITAL CIRCUIT : MAIN SIGNAL LINE: +B SIGNAL LINE: -B SIGNAL LINE RadioFans.CN 收音机爱

7、 好者资料库 SCHEMATIC DIAGRAM - 2 16V33 16V33 IC1401 TC9162AF HIGH BREAKDOWN VOLTAGE ANALOG FUNCTION SWITCH 10K 10K 100P R1457 1.8K C1453 47P R1455 6.8K R1454 6.8K IC1301 IC1302 IC1451 C1407 C1406 IC1401 R1407 R1408 C1408 VSS VCC 891011121314 7653421 VSS VCC 891011121314 7653421 5678 3421 STB GND S1 DATA

8、 VSS VDD CLK 1243567813121191014 2526272822232418192021171615 S7S6S5S4S3S2 IC1301 NJM2060MTE1 OP AMP IC1302 NJM2060MTE1 OP AMP IC1451 NJM4580MTE1 OP AMP V_SELB V_SELA R1345 100K R1347 100K R1346 100K R1348 100K C1224 0.1 C1345 50V4.7 C1346 50V4.7 C1347 50V4.7 R1349 47K R1350 47K R1352 47K C1348 50V4

9、.7 R1351 47K R1404 47K C1401 50V4.7 C1402 50V4.7 C1403 0.01 C1404 0.01 R1406 47K R1402 1K R1403 1K R1405 47K R1409 10K C1405 16V33 R1353 1.5K R1354 6.8K C1349 220P R1357 100 R1358 4.7K C1351 220P R1359 6.8K R1356 1.5K R1355 6.8K C1350 220P R1361 1.5K R1360 6.8K C1352 220P R1410 47K C1409 16V33 R1412

10、 47K R1411 47K C1414 16V33 C1415 16V33 C1451 50V4.7 R1451 47K R1452 1.8K R1453 100 C1452 47P R1458 47K R1456 100 C1410 25V47 C1411 25V47 C1412 0.1 C1413 0.1 VSS VCC DIGITAL CIRCUIT : MAIN SIGNAL LINE: +B SIGNAL LINE: -B SIGNAL LINE RadioFans.CN 收音机爱 好者资料库 SCHEMATIC DIAGRAM - 3 R1466 3.9K R1459 3.9K

11、IC1452 CN1000A IC1402 VSS VCC 891011121314 7653421 1 3 5 7 9 8 6 4 2 10 11 12 13 14 15 16 17 18 152120191817 1624232228272625 1413121110987654321 IC1452 NJM2060MTE1 OP AMP IC1402 TC9482F VOLUME CONTROL AGND SL_OUT C_OUT L_OUT SW_OUT SR_OUT SW_IN R_OUT TEST VDD R_IN SR_INSL_IN STB DATA CS2 C_IN CS1 V

12、SS L_IN NC CK C_OUT SL_OUT R_OUT L_OUT STB9162 DT9162 DT9482 CLK9162 CLK9482 ST9482 -14V +14V VCR_MUTE SR_OUT SOUT_LIN SOUT_RIN SW_OUT_IN SW_MIX R1413 1K R1414 1K C1454 50V4.7 R1415 1K C1483 50V4.7 R1483 100K R1461 47K R1460 1K C1481 50V4.7 C1457 16V33 C1455 150P R1462 6.8K R1467 1K C1456 220P R1468

13、 6.8K R1470 1K C1460 220P R1469 6.8K C1484 50V4.7 R1484 100K C1480 50V4.7 R1480 100K R1465 1K R1464 47K C1458 16V33 C1459 150P R1463 6.8K TO MAIN CIRCUIT (CN1000B) ON SCHEMATIC DIAGRAM-9 R1481 100K DIGITAL CIRCUIT : MAIN SIGNAL LINE: +B SIGNAL LINE: -B SIGNAL LINE RadioFans.CN 收音机爱 好者资料库 SCHEMATIC D

14、IAGRAM - 4 100P 100K 22P 100P 0.1 1000P 1000P 100P 100P 1K 0.1 47 1M 33 33 4.7K 50V2.2 33 C1044 R1048 R1037 100K C1035 22P C1033 Q1001 C1039 C1025 C1037 C1038 C1036 C1034 R1046 R1033 1K C1043 0.1 R1043 47 C1029 R1036 1K R1045 R1044 47 R1034 1K R1035 1K IC1003 SN74LV244APW CONVERTER IC1005 IC1006 IC1

15、004 SN74HCT244PW CONVERTER IC1001 CS49326-CLR DTS DECODER DSP R1038 1K L1001 RLQM2R2KT2-W L1003 L1002 R1030 R1031 1K X1001 RSXB12M2S01T R1032 R1042 R1029 4.7K R1024 C1007 R1041 11 12 13 14 15 20 19 18 17 16 10 9 8 7 6 5 4 3 2 1 891011121314 7654321 54 321 11 12 13 14 15 20 19 18 17 16 10 9 8 7 6 5 4

16、 3 2 1 30313233 34 35 36 37 38 39 40 41 42 43 432 44 1 17 2221201918232425262728 29 30 31 32 33 34 35 36 37 38 39 12345 6 4440 41 4243 7 8 9 10 11 12 13 14 15 16 Q1001 DTA114YETL SWITCH (DSP:OFF) IC1005 SN74HCU04APW INVERTER IC1006 SNAHC1U04DBV OSCILLATOR DGND1 DGND2 RX4 CDOUT HOLD/RUBIT CCLK DGND2F

17、ILT1 DATA3FILT2 VAVD2 +VD2A1 GND 2Y1 1Y4 1Y22Y3 2A31A3 1A22A4 2Y11Y4 1Y32Y2 2A21A4 1A1 VCC 2G 1G 1Y12Y4 RX3 2A1GND DATA0 SDATAN1 SCLKN1 LRCLKN1 CMPDAT DGND3 SCDOUT EXTMEM INTREQ CMPREQ CS VD3 CMPCLK RX1 RX2 DATA2CLKSEL DATA1 CLKIN AUDATA0 AUDATA2 LRCLK MCLK SCLK AUDATA1 DC RESET DD SCCLK XMT958 EMWR

18、 EMOE DATA7 SCDIN DGND1 VD1 DATA5 DATA6 OVL/ERR SDOUT2 CLKOUT SDIN2 SDIN3 SDIN1 LRCK SDOUT1 1Y3 2A4 1Y2 VCC 1Y1 2G 2A3 2Y2 1A2 2Y3 1A1 2Y4 1G 1A3 AGNDDATA4SCLK2A2 1A4 2Y 3A 1A 2A 1Y 5A 5Y VCC 6A 6Y GND 3Y 4Y 4A VCCOUT Y NCGNDIN A +5VD CCLKV CDINV D3 D1 D0 D2 D5 D6 D7 D4 /CS49V /ABOOT /ABOOT SDIN2 AU

19、2 /EMOE /EXTMEM +2.5VD SCDOUT /ABOOT SCDOUT_ SDIN3 INTREQ SCDOUT_ /EMOE /CSRSTV AU3 AU2 AU0 AU1 SDIN1 SDIN3 SDIN2 CCLKV CDINV AU0 AU1 /EXTMEM SDIN1 CDIN /CS49V /CSRSTV CSRST RX1_ CCLK RX3_ RX2_ CS49 D6 D4 D5 D7 D0 D3 D1 D2 C1003 50V1 C1024 0.1 C1004 6.3V100 R1019 10K R1018 10K R1017 10K R1016 10K R1

20、015 10K R1014 10K R1013 10K R1012 10K R1023 10K C1006 25V330 R1027 4.7K C1030 470P R1028 33K R1022 4.7K R1021 10K R1020 10K C1005 6.3V100 C1026 0.1 R1025 10K C1031 0.01 C1008 6.3V100 C1802 0.1 C1027 0.1 C1028 100P R1026 33 C1032 0.1 C1009 6.3V100 C1041 0.1 C1801 0.1 C1040 0.1 R1040 1K R1039 100K C10

21、42 1000P C1010 6.3V100 R1047 1.5 RLQM2R2KT2-W RLQM2R2KT2-W DIGITAL CIRCUIT : +B SIGNAL LINE SCHEMATIC DIAGRAM - 5 1000P 1000P 100P R1065 330 R1064 330 R1067 330 R1066 330 R1054 1K R1053 1K R1052 1K C1047 C1046 C1045 R1059 1K R1061 1K R1060 1K R1058 1K R1057 1K R1056 1K R1055 1K R1050 1K R1049 1K R10

22、51 1K R1062 1K R1063 1K C1521 16V10 R1069 10 Z1304 BL02RN2R62T4 L1004 RLQM2R2KT2-W C1011 6.3V100 22 23242526272829 21201918171615141312 111098765 IC1002 CS4226-KQG DIGITAL ANALOG CONVERTER AINAUX FILT CMOUT AINL- AIN3R AINL+ CDIN AIN1L AINR+ AINR- SPI PDN CS AOUT1 XTO XTI AOUT5 AOUT3 AOUT4 AOUT6 DEM

23、 AOUT2 +VA AGND2 AGND1 CMOUT RS OUT LS OUT C OUT INTREQ SCDOUT D_IN1 D_IN2 +2.5VD DSP_OFF +2.5VD AGND DGND D_IN3 R OUT OVL/ERR L OUT L R SW LS RS C SW OUT +5VA +5VD AD_RIN- AD_RIN- AD_RIN+ AD_RIN+ LS_DSP RS_DSP C_DSP CD_OUT CCLK DSP_OFF RX1_ CD_OUT CS42 RX1 INTREQ SCDOUT CS49 CDIN CCLK /ABOOT CSRST

24、RX2 RX2_ +5VA OVL/ERR RS_DSP LS_DSP C_DSP SW_DSP R_DSP L_DSP AD_LIN+ AD_LIN+ AD_LIN- AD_LIN- RX3_ RST42 RST42 RX3 RST42 CS42 CDIN C1049 1000P C1050 1000P C1070 25V47 R1068 47K C1052 0.01 C1051 1500P C1048 0.1 C1053 0.1 CD_OUT CS42 CS49 CDIN CCLK /ABOOT CSRST C1232 4700P C1233 4700P C1234 16V33 C1235

25、 4700P C1236 16V33 C1705 16V22 C1522 16V10 Z1308 BL02RN2R62T4 DIGITAL CIRCUIT : MAIN SIGNAL LINE: +B SIGNAL LINE SCHEMATIC DIAGRAM - 6 100K 50V4.7 0.022 0.1 4700P 1000P 0.01 6.8K 0.01 R1239 2.2K CN904B R1261 C1260 IC1230 IC1231 IC1522 C1250 C1528 0.01 C1910 R1530 10K C1530 16V10 R1527 4.7K C1533 150

26、P R1521 4.7K C1523 390P C1525 150P C1909 C1911 D1705 UDZSTE176R2B C1237 330P R1237 100 R1236 4.7K C1252 R1249 C1245 0.01 C1247 25V10 C1253 C1244 0.01 C1246 25V10 IC1701 CN702 Q1703 IC1521 R1930 100 R1928 100 R1916 100 R1929 100 Q1701 Q1702 R1931 100 R1526 10K C1526 16V10 R1932 100 R1933 100 C1527 16

27、V10 R1945 100 R1934 100 C1524 16V10 C1532 16V10 R1523 220K R1942 100 R1943 100 1 3 5 7 9 8 6 4 2 10 11 12 13 14 15 16 17 18 VSS VCC 891011121314 7653 421 5678 3421 5678 3421 3 21 3 2 1 5678 3421 IC1230 NJM2060MTE1 OP AMP IC1231 NJM4580MTE1 OP AMP IC1522 NJM2115MTE1 OP AMP IC1521 NJM2115MTE1 OP AMP Q

28、1703 2SC1740SSTA REGULATOR Q1701 2SD2137PQTA REGULATOR Q1702 2SD2374PQAU REGULATOR GND IC1701 BA25BC0FP REGULATOR DSP_OFF OVLERR RST42 CS42 CD_OUT CDIN CCLK CS49 CSRST INTREQ SCDOUT VCR_MUTE CLK9482 DT9482 ST9482 V_SELB V_SELA SOUT_LIN SOUT_RIN C1706 390P R1706 330 R1705 330 C1704 16V10 C1701 16V100

29、 R1704 2.7K C1702 10V3300 R1707 820 C1703 0.01 R1524 10K R1525 10K R1522 22K R1703 10K R1702 4.7 R1701 4.7 C1529 16V10 R1531 10K C1531 390P R1528 22K R1529 220K R1232 47K R1231 47K C1231 16V33 R1235 1K R1234 6.8K C1240 2700P R1243 2.2K R1233 47K R1242 18K C1241 100P R1241 1K R1240 1K R1245 18K C1239

30、 2700P R1238 18K C1238 100P C1243 2700P R1244 2.2K C1242 100P R1252 47K C1251 16V33 R1250 6.8K R1251 1.8K R1260 100K C1261 50V4.7 R1247 1K C1280 220P C1281 330P R1248 6.8K TO PANEL CIRCUIT (CN904A) ON SCHEMATIC DIAGRAM-8 TO SUB-TRANSFORMER CIRCUIT (W702) ON SCHEMATIC DIAGRAM-12 VSS VCC VSS VCC VSS V

31、CC GND VCCVO DIGITAL CIRCUIT : MAIN SIGNAL LINE: +B SIGNAL LINE: -B SIGNAL LINE 1234 1234 IC970 152120191817 162423221413 121110987654321 560P 330P 80 79 78 77 76 75 74 73 72 71 70 1110987654321 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 123456789 101234567812345678 HP_GND HP_R HP_

32、L RELAY FL_AC VP(-27V) FL_AC2 SUBV_MUTE AF_MUTE SP_A SP_B SIC LIMITTER TC916X_TNR_DT TC916X_TNR_CLK TC916X_STB +6.2V L901 D_GND S_DET TNER_CE IF_DATA SD 0V2 0V1 RDS_IN +5.6V R927 100 CP907 1567981011 12 13 14 15 16 17 18 19 20 21 22 23 FL901 RSL0312-F C912 50V22 C910 50V22 C911 50V22 C909 50V22 C914

33、 50V10 R916 100 D903 MTZJ5R6BTA C913 50V10 R915 100 D911 RVD1SS133TA C915 6.3V100 C916 0.01 R922 100K MA167ATA D908 SEG1 SEG2 SEG3 330P C929 330P C927 330P C925 330P C923 330P C921 330P C930 330PC928 330PC926 330PC924 330PC922 D913 RVD1SS133TA D914 1SS291TA D901 1SS291TA C908 0.01 R911 2.2K R910 2.2

34、K R90822K R909 22K R912 100K R906 270 Q902 Q902 2SA933SQRSTA HOLD C907 0.01 D904 MTZJ3R9ATA R907 120 R90310K R904 1K SCHEMATIC DIAGRAM - 7 PANEL CIRCUIT TO MAIN CIRCUIT (CN903)ON SCHEMATIC DIAGRAM-10 TO MAIN CIRCUIT (CN902)ON SCHEMATIC DIAGRAM-10 TO MAIN CIRCUIT (CN901)ON SCHEMATIC DIAGRAM-9 KEY1 KE

35、Y2 RDS_CLK RDS_DO RDS_DI RDS_CE THERM/OVLD1 THERM/OVLD2 0V1 0V2 SD IF_DATA TNR_CE SEG9 SEG8 SEG7 SEG6 SEG5 SEG4 SEG3 SEG2 SEG1 DEG1 DEG2 DEG3 DEG4 DEG5 DEG6 DEG7 DEG8 DEG9 DEG10 VEE CS49326_SCDOUT CS49326_CDIN CS49326_CCLK CS49326_CS CS4226_RESET CS49326_RESET INIT_IN AVSS VREF VIDEO_B VIDEO_A VIDEO

36、_B VIDEO_A CS49326_RESET CS49226_RESET CS49326_CS KEY2 KEY1 HEADPHONE CIRCUIT HP_L R1681R1683R1685R1687 27272727R1689 27 R1691 27 R1693 27 R1694 27 R1692 27 R1690 27 R1688 27 R1686 27 R1684 27 R1682 27 R1695 1K R1696 1K Q1681 Q1682 AF_MUTE HP_GND R1699 3.3K C1685 0.01 HP_R CP903CP902CP901 RLQB101KTA

37、-Y IC970 LC72720N RDS LR HP601 CN907 W908 C1682 0.01 C919 470P C918 470P CS49326_SCDOUT CS49326_CDIN CS49326_CCLK C1683 3300P C1684 3300P C973 47P C972 47P X970 RSXC4M33S02T C974 R976 100K RDS IN C975C977 0.01 C978 6.3V100 L971 RLQZP101KT-Y C976 16V10 C970 1000P L970 RLQZP101KT-Y C971 6.3V100 RDS_CE

38、 RDS_CK RDS_DT RDS_DI R974 R973 R972 R971 1K 1K 1K 1K R97510K D970 RVD1SS133TA MA167ATA D905 Q1681-Q1682 2SD1915FTA HP MUTING C1681 0.01 MA167ATA D909 E401 : MAIN SIGNAL LINE: +B SIGNAL LINE: -B SIGNAL LINE TO SWITCH CIRCUIT (W906)ON SCHEMATIC DIAGRAM-12 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55

39、54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30292827262524232221201918171615141312 123456789 10 11 12 13 14 15 16 17 18 24 25 26 27 28 29 3031 32 3334 35 36 37 38 39 40 4145 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 R905 100

40、K C903 0.01 C901 6.3V1000P C904 C902 0.1 Q901 RVTDTC114YST HOLD C905 50V1 C906 50V1 D902 D902 RVD1SS133TA R902 4.7K CF901 RVBCST4R00MT IN R901 1K OUT GND TC9482_ST TC9482_DT TC9482_CLK VCR_MUTE VIDEO_A VIDEO_B CS49326_SCDOUT CS49326_INTREQ CS49326_RESET CS49326_CS CS49326_CCLK CS49326_CDIN CS49226_C

41、DOUT CS49226_CS D_GND DSP_PASS R928 100 CS4226_0VLERR CS4226_RESET INPUT 123 D939 GREEN R939 270 R938 150 D938 GREEN R91810K R91910K R92010K R994 100K R993 100K C993 100P C994 100P VOLUME VR902 RRV16B24104G VR901 K9AA012A0002 R923 10K R960 1K R961 1.2K R962 1.5K R963 1.8K R964 2.2K R965 3.3K R966 4.

42、7K R967 6.8K R968 12K S970 TAPE MONITOR TONE/ BALANCE S969 -/L S968 +/R S967 DVD 6CH S966 DIGITAL INPUT S965 S964 S962 HELP/RDS S-DET R924 10K R951 2.2K R952 1.5K R953 1.8K R954 2.2K R955 3.3K R956 4.7K S955 MEMORY S956 FM MODE/ PTY SEARCH S957 BAND/EON S958 PRESET/ DISP MODE R957 6.8K S959 TUNING D

43、OWN/ PTY SEL DOWN S960 R958 12K TUNING UP/ PTY SEL UP 1 2 3 4 5 W906 TO DIGITAL CIRCUIT (CN904B)ON SCHEMATIC DIAGRAM-6 R917 1K 4.7K R921 16V10 C917 Z901 B3RAD0000028 REMOTE SENSOR 1 2 3 COMBA VOL2 VOL1 KEY2 KEY1 SFC_ENCD_1 SFC_ENCD_2 TC9482_CLK TC9482_DT TC9482_ST CNVSS RESET DSP_PASS/DSP_OFF MOS_FE

44、T_LED VSS XIN XOUT VCC VOL_ENCD_1 VOL_ENCD_2 CS4226_CDOUT CS4226_CS CS4226_0VLERR CS4226 _INTREQ REMOTE HOLD F_VCR2 SEL_ ENCD_1 SEL_ ENCD_2 VCR_LED TAPE_LED TV_LED DVD_LED CD_LED TU_LED PHONO_LED DIGITAL_LED DVD_6CH_LED LIMITTER TC916x_STB TC916x_TNR_CLK TC916x_TNR_DT S/C_SP SP_B SP_A RELAY AF_MUTE

45、SUBW_MUTE WAKE_LED VCR_MUTE SEG19 SEG18 SEG17 SEG16 SEG15 SEG14 SEG13 SEG12 SEG11 SEG10 IC901 C2BBGF000262 MICRO COMPUTER CS4226_INTREQ CS4226_0VLERR CS4226_CS CS4226_CDOUT VOL1 VOL2 MOS_FET_LED DSP_PASS RESET TC9482_ST TC9482_DT TC9482_CLK SFC2 SFC1 SUBV_MUTE AF_MUTE RELAY SP_A SP_B SIC 123 R992 10

46、0K R991 100K C991 100P C992 100P COMBA CN904A 6.3V1000P D938-D939,D944 SLR325MCT31 SOUND MODE SCHEMATIC DIAGRAM - 8 13 2 S971 HELP/SUB WOOFER LEVEL R946 150 D944 GREEN PANEL CIRCUIT Q903 D912 RVD1SS133TA R929 8.2K Q903 RVTDTA114EST SWITCH S953 TIMER D940 SLR325YCT31 D940 ORANGER940 270 SFC MODE S954

47、 : +B SIGNAL LINE CN402 CN901 CN401 GNDSTB CLKDATA -VSS +VDD S1S2 S3S4S5 S6S7 S8 1516172120 191824232228272625 1410911121387653421 IC401 TC9163AN SELECTOR IC401 C418 16V10 C483 100P R486 1K C482 50V3.3 R404 1KJK405 R416 1K C412 100P L CH DVD R CH SUB WOOFER OUT AGND 1243 8765 IC402 NJM4580DD OP AMP

48、IC402 CD R CH L CH L CH R CH REC (OUT) JK402 TAPE R CH L CH PLAY (IN) TV R CH L CH JK404 VCR L CH R CH D404 D403-D404 RVD1SS133TA D403 Q401-Q402 2SK2880CTA SWITCH TRANSISTOR R435 47K R CH L CH CN1000B RO PB JK406 R403 1K R414 1K R413 1K R412 1K R411 1K R410 1K R409 1K R408 1K R407 1K R406 1K R405 1K R402 1K R401 1K Q401 Q402 R485 100K SW_OUT C410 16V22 C409 16V22 R415 1K C411 100P R421 100K R422 100K C417 16V10 R418 47K R417 47K CK9162 IFIN DT_9162 TNR_CE RDS SD TU_L TU