HarmanKardon-HK980-pwr-sch维修电路原理图.pdf

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1、Transformer 3P CN9 3P CN11 3P CN3 8P CN1 5P CN5 6P CN7 1.00-20P CN6 4P CN10 2P CN1 8P CN2 2P CN9 2P CN8 2P CN1 8P CN2 3P CN3 4P CN12 2P CN3 3P CN11 1.00-100P CN1 3P CN10 2P CN2 3P CN8 2P CN7 2P CN6 2P CN5 8P CN2 3P CN3 Power Cord in Display Board Light Board Volume Board Power Board Phone Board Righ

2、t Amplifier Board Main Board Left Amplifier Board IR Board Fuse 6 RadioFans.CN Downloaded from http:/receiverfaq. NJU7311AM Source Switch NJU7311AM Record Switch PHONO- in TAPE- in CDR- in AUX- in TUNER- in TV- in CD- in I2C /CS I2C /CS VOL WM8816 I2C /CS/MUTE TONE TONE Control(SPI) Relay_1 R2_Ctrl

3、MCU Headphone OUT AMP X Pre_ OUT CDR/TAPE OUT CUT NJU201AM TAPE- OUT CDR- OUT CDR_CUT TAPE_CUT Interface IR_IN IR_OUT mcu+5v Rectifier Rectifier +15v - 15v +5v+12V Rectifier - 30V F1F2 Relay_4 Relay_5 Rectifier +48V - 48V R2_Ctrl R2_Ctrl Speaker L1 Speaker L2 Amp L Left Amplifier Board Relay_6 Relay

4、_7 Rectifier +48V - 48V R2_Ctrl R2_Ctrl Speaker L1 Speaker L2 Amp L Right Amplifier Board Main Transformer Rectifier +14v Standby Transformer Manostat mcu+5v Relay_8 Power on/off Fuse Board Main plug Front Panel Board H/P H/P OUT Master VOL IR VFD Driver 74HC4094 KEY Rx F1 F2 - 30V Pre Amplifier(1 c

5、hannel only) & MCU Board HK980 x NJW1119A +6dB Op ampBuffer Op amp TPA6120A Buffer phono amp Relay_2 R1_Ctrl Class A Amplifier Amplifier Buffer - 6dB Relay_3 RadioFans.CN 5 5 4 4 3 3 2 2 1 1 DD CC BB AA SPEAKER JOINT BOARD E C B CE B BE C BE C C BE E C B C BE C BE B C E BEC BEC CBE CBE EBC B CE CEB

6、0077-1321-000A RELAY- CTRL RELAY- CTRL +12V OVER- ZERO AMP- MUTE AMP- MUTE L1+ L2+ GND SP- CTRL SP2 +12V OVER- LOAD SP1 +48V- 48V +48V - 48V C10 0.1uF/50V C14 224/275V C13 224/275V SPK1 DY- 024(Red) 1 C1 470PF/50VR42 15K 1% RL3 KT- S- 212N 4 3 6 5 21 t SW1 TEMPERATURE SWITCH(17AM) D2 1N4148 R19 120R

7、 1% R38 3K3 1% R8 47K 1% Q17 2SC5242 1 32 Q6 BF422 3 12 Q3 MPSA06 2 13 C9 3U3/50V Q12 2SC3502- E 3 12 D12 1N4148 F24A/250V 1 2 3 4 CN2 8P*2.0 TO * BRD 1 2 3 4 5 6 7 8 Q20 2SA1962 1 32 C29 104 R35 0.22/1W ! WARNNING R24 10 1% R13 470R 1% D4 1SS81 CN1 2P*2.0 1 2 R4 2K 1% Q9 2SC3502- E 3 12 L1FB- DIP R

8、22 1.13K 1% R12 470R 1% Q4 MPSA06 2 13 C8 180PF/100V R45 6K8/2W C7 10U/25V Q8 2SA1380- E 3 12 Q7 BF423 3 12 R36 0.22/1W VR1 100R 31 2 4 -+ BR1 RS803 14 23 R11 1K07 1% Q16 2SC5242 1 32 R6 180 1% Q24 2SC1740S- R 3 12 L2FB- DIP D1 1N4148 R5 2K 1% C6 3PF/50V Q14 2SA1380- E 3 12 Q11 NC 3 12 C17 12000U/63

9、V C5 470U/25V R40 22K 1% R26 10 1% R17 470R 1% SPK3 DY- 024(Black) 1 D10 1N4148 R23 JUMPER SPK4 DY- 024(Red) 1 J1 2X10X2.54mm 12 34 56 78 910 1112 1314 1516 1718 1920 R44 6K8/2W R1 100K 1% R21 5K6 1% ! WARNNING C3 47U/63V Q18 BF422 3 12 R32 0.22/1W ! WARNNING R33 10K 1% Q19 2SA1962 1 32 ! WARNNING R

10、20 120R 1% F14A/250V 1 2 3 4 Q23 2SC1740S- R 3 12 ! WARNNING Q15 2SA1837 1 32 D8 1N4002 ! WARNNING C2 470/25 R46 2K2 1% R28 100R 1% R7 180 1% D5 1N4002 R9 249R 1% C4 47U/63V Q10 2SC4793 1 32 C20 100/25 R2 1K 1% Q2 C2240- GR 21 3 Q13 2SC4793 1 32 D6 1N4148 C18 12000U/63V C28 104 R25 15K 1% D11 1N4148

11、 R27 330R 1% D3 1SS81 R30 0.22/1W R39 22K 1% L34uH/1R2W Q21 MPSA56 2 13 SPK2 DY- 024(Black) 1 R43 5.1R/2W R14 470R 1% Q1 C2240- GR 21 3 D7 1N4002 J2 2X10X2.54mm 12 34 56 78 910 1112 1314 1516 1718 1920 Q5 BF423 3 12 R15 470R 1% R41 47K 1% RL2 KT- S- 212N 4 3 6 5 21 R18 15K 1% R10 33K2 1% CN3 3P*3.96

12、 FROM TRANSFORMER 1 2 3 R34 15K 1% R31 100R 1% R29 100R 1% R3 33K2 1% C12 104MR37 100R 1% TP1 2P*2.5 1 2 R16 470R 1% RadioFans.CN 5 5 4 4 3 3 2 2 1 1 DD CC BB AA SPEAKER JOINT BOARD E C B CE B BE C BE C C BE E C B C BE C BE B C E BEC BEC CBE CBE EBC B CE CEB 0077-1321-000A RELAY- CTRL RELAY- CTRL +1

13、2V OVER- ZERO AMP- MUTE AMP- MUTE R1+ R2+ GND SP- CTRL SP2 +12V OVER- LOAD SP1 +48V- 48V +48V - 48V C10 0.1uF/50V C14 224/275V C13 224/275V SPK1 DY- 024(Red)(BX- R06B) 1 C1 470PF/50VR42 15K 1% RL3 KT- S- 212N 4 3 6 5 21 78 ! WARNNING t SW1 TEMPERATURE SWITCH(17AM) D2 1N4148 R19 120R 1% ! WARNNING R3

14、8 3K3 1% R8 47K 1% Q17 2SC5242 1 32 Q6 BF422 3 12 ! WARNNING Q3 MPSA06 2 13 C9 3U3/50V Q12 2SC3502- E 3 12 D12 1N4148 F24A/250V 1 2 3 4 ! WARNNING CN2 8P*2.0 TO * BRD 1 2 3 4 5 6 7 8 Q20 2SA1962 1 32 C29 104 R35 0.22/1W ! WARNNING R24 10 1% ! WARNNING R13 470R 1% D4 1SS81 CN1 2P*2.0 1 2 R4 2K 1% Q9

15、2SC3502- E 3 12 L1FB- DIP R22 1K2 1% R12 470R 1% Q4 MPSA06 2 13 C8 180PF/100V R45 6K8/2W C7 10U/25V Q8 2SA1380- E 3 12 Q7 BF423 3 12 R36 0.22/1W VR1 100R 13 2 4 -+ BR1 RS803 14 23 R11 1K07 1% Q16 2SC5242 1 32 R6 180 1% Q24 2SC1740S- R 3 12 L2FB- DIP D1 1N4148 R5 2K 1% C6 3PF/50V Q14 2SA1380- E 3 12

16、Q11 NC 3 12 C17 12000U/63V C5 470U/25V R40 22K 1% R26 10 1% R17 470R 1% SPK3 DY- 024(Black)(BX- R06B) 1 D10 1N4148 R23 JUMPER SPK4 DY- 024(Red)(BX- R06B) 1 J1 2X10X2.54mm 12 34 56 78 910 1112 1314 1516 1718 1920 R44 6K8/2W R1 100K 1% R21 5K6 1% C3 47U/63V Q18 BF422 3 12 R32 0.22/1W R33 10K 1% Q19 2S

17、A1962 1 32 R20 120R 1% F14A/250V 1 2 3 4 Q23 2SC1740S- R 3 12 Q15 2SA1837 1 32 D8 1N4002 C2 470U/25V R46 2K2 1% R28 100R 1% R7 180 1% D5 1N4002 R9 249R 1% C4 47U/63V Q10 2SC4793 1 32 C20 100/25 R2 1K 1% Q2 C2240- GR 21 3 Q13 2SC4793 1 32 D6 1N4148 C18 12000U/63V C28 104 R25 15K 1% D11 1N4148 R27 330

18、R 1% D3 1SS81 R30 0.22/1W R39 22K 1% L34uH/1R Q21 MPSA56 2 13 SPK2 DY- 024(Black)(BX- R06B) 1 R43 5.1R/2W R14 470R 1% Q1 C2240- GR 21 3 D7 1N4002 J2 2X10X2.54mm 12 34 56 78 910 1112 1314 1516 1718 1920 Q5 BF423 3 12 R15 470R 1% R41 47K 1% RL2 KT- S- 212N 4 3 6 5 21 78 R18 15K 1% R10 33K2 1% CN3 3P*3

19、.96 FROM TRANSFORMER 1 2 3 R34 15K 1% R31 100R 1% R29 100R 1% R3 33K2 1% C12 104MR37 100R 1% TP1 2P*2.5 1 2 R16 470R 1% harman/kardonHK 980/230 Service Manual Page 33 of 50 F1 1 F1 2 NP 3 NP 4 NX(1G) 5 NX(1G) 6 NX 7 NX(2G) 8 NX 9 NX(2G) 10 NX 11 NX(3G) 12 NX(3G) 13 NX 14 NX(4G) 15 NX 16 NX(4G) 17 TS

20、B 18 NX(5G) 19 NX(5G) 20 TSA 21 NX(6G) 22 DA 23 NX(6G) 24 CP 25 NX(7G) 26 NX(7G) 27 /CS 28 NX(8G) 29 NX(8G) 30 OSC 31 NX(9G) 32 /RST 33 NX(9G) 34 VDD 35 NX(10G) 36 NX(10G) 37 VH 38 NX(11G) 39 PGND 40 NX(11G) 41 LGND 42 NX(12G) 43 NX(12G) 44 NP 45 NP 46 F2 47 F2 48 VFD1 12-BD-01 INK F1 F2 +30V GND MC

21、U+5V L2 10UH VFD_DA VFD_CLK VFD_ST VFD_RES VDD 16 D 2 VSS 8 Q5 14 OE 15 Q6 13 Q2 5 Q3 6 Q4 7 Q8 11 CS 10 CLK 3 Q7 12 Q1 4 STR 1 QS 9 IC1 TC4094 C2 100U10V C6 104 SW2 H5mm SW3 H5mm SW4 H5mm SW5 H5mm SW6 H5mm SW7 H5mm SW8 H5mm SW9 H5mm TO MCU BOAR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 CN1

22、 D100-DRA-20 L1 10UH 4094-DA 4094-CLK KEY1 KEY2 VOL-A VOL-B IR STANDBY POWER +12V GND GND C3 100U10V C14 104 C1 100U10V C5 104 +V 3 GND 2 OUT 1 IR1 KSM-803LM R1 24K TO VOL BOARD POW VOL-A VOL-B GND SW1 H5mm GR+ + _ LED1 LED White&Yellow KL-YL-03 1 2 CN2 2P(2.0) 1 2 3 CN10 3P(2.0) TO LED BOARD GND R1

23、6 47 VOL-A VOL-B POW 4094-DA 4094-CLK KEY1 KEY2 VOL-A VOL-B IR STANDBY F1 C27 104 E R24 820 C31 104 R21 120 C33 10u/50V C32 104 MCU+5V F2 R23 10R1/8W R25 10R1/8W VFD_DA VFD_CLK VFD_ST VFD_RES C7 104 C13 100P C12 150P C11 150P Q5 2SC2120 C8 100U10V R22 1K1/8W C15 47U16V DW1 6A2 Q6 2SC2458 DEL DEL R26

24、 22K1/8W 33 harman/kardonHK 980/230 Service Manual Page 34 of 50 1 2 3 CN8 3P(2.0) 1 3 6 4 T1 EI-28 + AC2 - AC1 BL1 DB101G R8 3.3M2W R9 4.7M2W C16 0.1U/275VAC(X2) C17 0.1U/270VAC(X2) C18 JY103M(X1/400V.Y2/300V) 1 2 3 4 RAY1 KI-S-112M R25D-13 D2 IN4148 R10 FR 1/0.25W R11 68/0.25W Q1 C2120 R4 4K7 R3 1

25、0k D3 IN4148 C22 100U10V C21 470U25V C10 104 1 2 3 CN9 3P(2.0) L6 10uH L4 10uH L5 10uH 1 23 4 IC3 LTV817A R7 47K R5 47 R6 47 R13 270 R14 75 R12 22k R15 3K9 C4 100U10V C25 680P C24 NC C23 NC C26 47U10V KL-YL-03 TO MCU BOARD TO Transformer AC IN TO MCU BOARD -+ LED5 1L0445W31B0CG201 -+ LED4 1L0445W31B

26、0CG201 -+ LED3 1L0445W31B0CG201 -+ LED2 1L0445W31B0CG201 1 2 3 RV1 R122ECA-D1-19.5F-24-W C9 104 C19 333 C20 333 1 2 3 JK1 CKX3.5-12A 1 2 3 JK2 CKX3.5-12A 4046-1585-0000(230V) 1 2 CN3 2P(2.0) TO DISPLAY BOARD TO DISPLAY BOARD LED VOL-A VOL-B GND GND LED BOARD VOL BOARD FUSE BOARD IR IN/OUT BOARD L3 T

27、C2006-6R8M-H MCU+5V1 REM DGND1 AC I2 AC I1 AC I2F AC O2 AC O1 1 2 CN5 2P7.92 1 2 CN6 2P7.92 1 2 CN7 2P7.92 1 2 3 CN11 3P(2.0) TO MAIN BRD Ear Phones board 1 2 3 4 CN12 4P(2.5) C28 103 C29 103 C30 104 PH-R PH-L GND P/N:0077-1171-0000 P/N:0077-1101-0000 P/N:0077-1031-0000 P/N:0077-1021-0000 P/N:0077-1

28、191-0000 1 2 4 5K 3 7 8K JK3 CK-6.35-02 R L Q4 A1048 R18 22k R27 150R1/8W R28 150R1/8W R29 150R1/8W R30 150R1/8W harman/kardonHK 980/230 Service Manual Page 35 of 50 R7010K R6910K R6810K R6710K R6610K R6510K R6410K R6310K R72 10K C88 104 C89 104 R149 2.4KR58 10K R81 10K R7910K R80 10K R78 10K R612.2

29、K R8510K R602.2K R54 10K R76 10K R8910K DGND R5910K DGND DGND 1 2 3 45 6 7 8 IC2 AT24C02AN-10SI-2.7 A0 A1 A2 DGNDSDA SCL WP VCC DGND R77 10K R75 10K DGND R74 10K R8810K R87 10K R9010K R9110K R9210K R86 10K R8410K P4.2 1 P1.0 2 P1.1 3 P1.2 4 P1.3 5 P1.4 6 P1.5 7 P1.6 8 P1.7 9 RESET 10 P3.0 11 P4.3 12

30、 P3.1 13 P3.2 14 P3.3 15 P3.4 16 P3.5 17 P3.6 18 P3.7 19 XTAL1 20 XTAL2 21 GND 22 P4.0 23 P2.0 24 P2.1 25 P2.2 26 P2.3 27 P2.4 28 P2.5 29 P2.6 30 P2.7 31 PSEN# 32 ALE/PROG# 33 P4.1 34 EA# 35 P0.7 36 P0.6 37 P0.5 38 P0.4 39 P0.3 40 P0.2 41 P0.1 42 P0.0 43 VCC 44 IC1 SM5964C40J(PLCC44) C51 100U/16 C52

31、 100U/16 C90 10U/16 R8310K R71 10K RXD TXD MCU R73 DEL Z1 12MHz C115 16PF C114 16PF DGND R230 680/0.25W DGND C126 10U/50 DW2 6C2 C127 47U/35 DW3 1N4751A(30V) D1 1N4001 C128 100U/50 DGND R231 RF 1/0.25W C109 104 C113 104 C121 1000U/25 C120 1000U/25 C117 220U/25 C116 220U/25 C105 104 C106 104 I 1 G 2

32、O 3 IC20 KA7815 O 3 G 1 I 2 IC21KA7915 + AC2 - AC1 BL2 2W06M R207 RF/0.22/1W R209 RF/0.22/1W +15V -15V TO-220 TO-220 R208 RF/0.22/1W DGND C110 104 C123 2200U/25 DGND C108 104 C119 220U/16 DGND I 1 G 2 O 3 IC19 KA7812 DGND +5V TO-220 + AC2 - AC1 BL1 2W06M R206 10R/2W C122 470U/25V DGND I 1 G 2 O 3 IC

33、18 KA7805 DGND C107 104 C118 470U/10 DGND +12V 1 2 2 1 6 3 4 5 1 2 3 4 5 CN5 5P(2.5) DGND 1 2 3 1 2 3 Main Transformer 3P3.96 TO Left Amplifier Board 3P3.96 TO Right Amplifier Board 1 2 2P7.92 To Fuse Board TO-220 C112 104 I 1 G 2 O 3 IC22 KA7805 DGND DGND DGNDDGND C124 220U/10 C125 470U/25DGND C111

34、 104 DGND MCU+5V 1 2 3 CN3 3P(2.0) TO FUSE BOARD POWER ON/OFF GND +VCC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 CN6 1.0D-20P C104 104 Terminal Erth E FB1 FB0805 DGND 1 23 4 IC23 LTV817A Q39 FJN3303R R156 1K R82 10K DW1 HZK5B DGND R109 470 +5V DGND SP_CTRL SP1 SP2 RELAY_CTRL +12V OVER_LOAD

35、OVER_ZERO AMP_MUTE SP_CTRL SP1 SP2 RELAY_CTRL +12V OVER_LOAD OVER_ZERO AMP_MUTE 1 2 3 4 5 6 7 8 CN1 8P(2.0) TO R-CH AMP TO L-CH AMP +12V DGND Q33 2SC3361 R112 47K R107 470 DGND R55 10K +12V Q37 SS8550D Q34 2SC3361 R113 47K R108 470 DGND R56 10K +12V Q40 FJN3303R DGND C14 104 DGND Q36 SS8550D C13 104

36、 DGND DGND VFD-DA VFD-CLK VFD-ST VFD-RET -30V F1 F2 MCU+5V 4094-DA 4094-CLK KEY-IN STB-KEY VOL-A VOL-B IR STANDBY-LED P ON/VOL-LED GND TO DISPLAY BOARD VOL-CS VOL-DA VOL-MUTE AN_SW_STB1 AN_SW_CLK AN_SW_DATA TONE-DATA TONE-LATCH TONE/VOL-CLK TAPE-CUT CDR-CUT DIRECT ON/OF R62 10K R5710K MCU+5V MCU+5V

37、MCU+5V Software UPDA R138 33 R13933 R14033 R14133 R14233 R14333 R14433 R14533 R14633 R14733 R14833 R13233 R13333 R13433 R13033 R13133 KF-YL-03 P1 P1 P1 P1 P1 P1 P1 P1 P1 P1 P1 P1 R155 22K Q38 2SA1162 R154 22K MCU+5V AMP-MUTE P2 1 2 3 4 5 6 7 8 CN2 8P(2.0) Pro OUT MUTEP1 1 2 3 CN11 3P(2.0) MCU+5V REM

38、 DGND DGND MCU+5V TO REM IN/OUT BOARD Q2 2SC3361 Q3 2SA1162GR R10 4.7K R13 1.8K R12 10KD4 IN4148 D5 IN4148 C10 1U/50 R11 10K DGND DGND 1 2 3 SW1 SSYB-22D01-G2-0A Normal UPDA DCD 1 RXD 2 TXD 3 DTR 4 GND 5 DSR 6 RTS 7 CTS 8 RI 9 JK5 6222-09-M-S0-U-01 SP2 SP1 AN_SW_STB2P1 +12V D6 IN4148 R38 10K +5V R41

39、 10K R34 10K Q4 2SC3361 DGND OVER HEAT OVER_LOAD R37 22K Q5 2SC3361 DGND AMP-MUTEP1 C39 22U/10 DGND C43 22U/10 DGND R218 4.7K 3 4 5 1 2 3 4 5 6 CN7 6P(2.5) DGND harman/kardonHK 980/230 Service Manual Page 36 of 50 R240 47 R241 47 C168 100U/16 C167100U/16 C26 104 C27104 -15V +15V 2 3 1 4 IC9A NJM2068

40、M 6 5 7 8 IC9B NJM2068M R222 100 +15V C28 104 R221 100 -15V C40 104 SOURCE SELECT KF-YL-03 1 2 3 -V 4 GND 5 6 7 89 10 11 NC 12 +V 13 14 15 16 IC5 NJU201AM 2 3 4 5 6 7 8 9 10 11 12 Level Shifter Latch Circuit 29 28 27 26 25 24 23 22 21 20 19 Level Shifter Latch Circuit Control Circuit DATA 17 CLK 16

41、ST 14 VSS 15 VEE 1 VDD 30 NC 13 NC 18 IC4 NJU7311AM L2 47UH L3 47UH C147 100P C154 100P R185 1K-1% R194 1K-1% R44 100K-1% R45 100K-1% C91 10U/16 C102 10U/16 R46 100K-1% R49 100K-1% C148 100P C155 100P 2 G 1 JK3 RCA-207C PHONO IN L R C140 220P C144 220P R182 1K-1% R1841K-1% R122 47K-1% R125 47K-1% CD

42、 IN L R 5 G3 6 JK1C AV-8P 7 G4 8 JK1D AV-8P C139 220P C143 220P R183 1K-1% R188 1K-1% R121 47K-1% R124 47K-1% C138 220P C142 220P R186 1K-1% R187 1K-1% R95 10K-1% R96 10K-1% C137 220P C141 220P R1891K-1% R190 1K-1% R120 47K-1% R123 47K-1% CDR IN L R CDR OUT L R AUX IN L R C132 220P C136 220P R168 1K

43、-1% R170 1K-1% R116 47K-1% R119 47K-1% TV IN L R 3 G2 4 JK2B AV-8P 5 G3 6 JK2C AV-8P 7 G4 8 JK2D AV-8P C131 220P C135 220P R165 1K-1% R169 1K-1% R115 47K-1% R118 47K-1% C130 220P C134 220P R164 1K-1% R167 1K-1% R114 47K-1% R117 47K-1% C129 220P C133 220P R163 1K-1% R166 1K-1% R93 10K-1% R94 10K-1% T

44、UNER IN L R TAPE IN L R TAPE OUT L R R181 1K-1% R1801K-1% R179 1K-1% R177 1K-1% R162 1K-1% R160 1K-1% R1581K-1% R178 1K-1% R176 1K-1% R161 1K-1% R159 1K-1% R157 1K-1% 6 5 7 8 IC17B NJM5532M 2 3 1 4 IC17A NJM5532M R220 100 -15V C25 104 R225 100 +15V C67 100U/16 C37 104 C77 100U/16 C166 102M R256 680-

45、1% R239 560K-1% C188 562M R12947K-1% C186 182M C176 47U/16 C165 102M R255 680-1% R238 560K-1% C187 562M R12847K-1% C185 182M C175 47U/16 R110 470-1% C92 10U/16 R103 10K-1% C189 562M R111 470-1% C103 10U/16 R104 10K-1% C190 562M R192 1K-1% R191 1K-1% R195 1K R196 1K-1% 2 G 1 JK4 AV-2P Pre OUT L R R12

46、6 3.3K-1% R127 3.3K-1% C75 100U/16 C76 100U/16 TAPE L-OUT TAPE R-OUT TAPE L-IN-(REC) TAPE L-IN TAPE R-IN TAPE R-IN-(REC) TUNER L-IN-(REC) TUNER L-IN TUNER R-IN TUNER R-IN-(REC) TV L-IN-(REC) TV L-IN TV R-IN TV R-IN-(REC) AUX L-IN-(REC) AUX L-IN AUX R-IN AUX R-IN-(REC) CDR L-OUT CDR R-OUT CDR L-IN-(R

47、EC) CDR L-IN CDR R-IN CDR R-IN-(REC) CD L-IN-(REC) CD L-IN CD R-IN CD R-IN-(REC) CDR L-IN-(REC) AUX L-IN-(REC) TV L-IN-(REC) TUNER L-IN-(REC) TAPE L-IN-(REC) PHONO L-IN-(REC) PHONO L-IN PHONO R-IN-(REC) PHONO R-IN PHONO L-IN-(REC) CDR R-IN-(REC) AUX R-IN-(REC) TV R-IN-(REC) TUNER R-IN-(REC) TAPE R-I

48、N-(REC) PHONO R-IN-(REC) REC-OUT SOURCE SOURCE R-OUT SOURCE L-OUT TAPE L-IN TAPE R-IN TUNER L-IN TUNER R-IN AUX L-IN AUX R-IN TV L-IN TV R-IN CDR L-IN CDR R-IN CD L-IN CD R-IN PHONO L-IN PHONO R-IN C70 100U/16 C82 100U/16 R193 100K-1% R197 100K-1% C68 100U/16 R234 330K C80 100U/16 R235 330K CDR L-OU

49、T CDR R-OUT TAPE L-OUT TAPE R-OUT R-in L-in TAPE-CUT CDR-CUT SOURCE R-OUT SOURCE L-OUT VOL-CS VOL-DA TONE/VOL-CLK C23 100U/16 C18 104C19 104 C65 100U/16 R51 3.3K-1% C164 330P C163 330P 1 2 CN8 2P(2.0) 1 2 CN9 2P(2.0) TO POWER AMP (R-CH) TO POWER AMP (L-CH) R-OUT L-OUT Q42 C2120 C191 100U/16 C192 100U/16 C81 100U/16 C69 100U/16 L R L R R GND L TO H/P BOARD R243 47 R245 47 C172 47U/16 C17147U/16 C31 104C32104 -15V +15V AN_SW_STB1 AN_SW_CLK AN_SW_DATA AN_SW_STB2 AN_SW_CLK AN_SW_DATA C149 100P C150 100P C151 100P P2 P2 P2 P1P1 P2 P2 P2 P1 P1 P2 P2 P2 P2 P2 2 3 4 5 6 7 8 9 10 1