Accuphase-DP67-cd-sch维修电路原理图.pdf

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1、C1 681 1 2 3 4 5 10 9 8 7 6 RELAY1 362-0202-00 R1 222 R2 103 C17 472 C18 472 C2 681 +8VL -8VL +8VL -8VL C21 561/1E C22 561/1E Q1 2SC3421_ -Y Q3 2SA1358_ -Y R3 101 R4 102 C25 100 /2C R6 101 R8 102 C26 100 /2C C29 100 /1E C37 474 C46 101 /1H I G O IC4 NJM78M05FA 90mA- 50mA- 25mA- C48 104 +5V1 UNBAL. O

2、UTPUT GND AC7V AC7V C53 392 /1C C54 392 /1C BAL. OUTPUT C60 151 /0J R9 152 R10 152 R38 1001F R39 1001F R11 470 R70 331 1A 1G 2G 3G JK1 302-0116-00 1 2 3 K3 308-0304-00 2 3 1 84 IC12A NJM4580D-D 6 5 7 IC12B NJM4580D-D D10 LN1VB60 2 3 1 1G JK3 301-8003-00 +8VL C3 272 2 3 1 84 IC10A NJM5532D-D R40 8060

3、F R41 3921F -8VL VCC 1 2 3 4 5 10 9 8 7 6 RELAY2 362-0202-00 R12 222 VCC Lch Lch R13 222 2 3 1 84 IC13A NJM2114D R42 2001F C70 221 R43 3921F R14 103 C61 151 /0J R15 470 6 5 7 IC13B NJM2114D R16 103 C62 151 /0J R17 470R18 101 R44 2001F R45 2001F C71 221 C4 272 2 3 1 84 IC11A NJM5532D-D R46 8060F R47

4、3921F C5 272 6 5 7 IC10B NJM5532D-D R48 8060F R49 3921F C6 272 6 5 7 IC11B NJM5532D-D R50 3921F R51 8060F C7 681 R19 222 R20 103 C19 472 C20 472 C8 681 +8VR -8VR D6 MA165 UNBAL. OUTPUT BAL. OUTPUT C63 151 /0J R21 152 R22 152 R52 1001F R53 1001F R23 470 1A 1G 2G 3G JK2 302-0116-00 2 3 1 84 IC16A NJM4

5、580D-D 6 5 7 IC16B NJM4580D-D 2 3 1 1G JK4 301-8003-00 +8VR C9 272 R54 8060F R55 3921F -8VR 1 2 3 4 5 10 9 8 7 6 RELAY3 362-0202-00 R24 222 VCC Rch Rch R25 222 2 3 1 84 IC17A NJM2114D R56 2001F C72 221 R57 3921F R26 103 C64 151 /0J R27 470 6 5 7 IC17B NJM2114D R28 103 C65 151 /0J R29 470R30 101 R58

6、2001F R59 2001F C73 221 C10 272 R60 8060F R61 3921F C11 272 R62 8060F R63 3921F C12 272 R64 3921F R65 8060F LRCK 2 DVDD 1 BCK 3 SDAT 4 EFRD 5 DSSK 6 DSLD 7 DSRD 8 DSPH 9 AGND 10 OR+ 11 OR- 12 FIL 13 IREF 14 DGND 28 MCLK 27 CCLK 26 CLAT 25 CDAT 24 /RST 23 MUTE 22 ZROL 21 ZROR 20 AGND 19 OL+ 18 OL- 17

7、 FILB 16 AVDD 15 IC6 AD1955ARSR66 2491F C30 100/1E +5V1 C38 474 VCC LRCK BCK SDAT MCK CCLK CLAT CDAT /DRST MUTE C31 100/1E C39 474 LRCK 2 DVDD 1 BCK 3 SDAT 4 EFRD 5 DSSK 6 DSLD 7 DSRD 8 DSPH 9 AGND 10 OR+ 11 OR- 12 FIL 13 IREF 14 DGND 28 MCLK 27 CCLK 26 CLAT 25 CDAT 24 /RST 23 MUTE 22 ZROL 21 ZROR 2

8、0 AGND 19 OL+ 18 OL- 17 FILB 16 AVDD 15 IC7 AD1955ARSR67 2491F C32 100 /1E C40 474 VCC LRCK BCK SDAT MCK CCLK CLAT CDAT /DRST MUTE C33 100 /1E C41 474 LRCK 2 DVDD 1 BCK 3 SDAT 4 EFRD 5 DSSK 6 DSLD 7 DSRD 8 DSPH 9 AGND 10 OR+ 11 OR- 12 FIL 13 IREF 14 DGND 28 MCLK 27 CCLK 26 CLAT 25 CDAT 24 /RST 23 MU

9、TE 22 ZROL 21 ZROR 20 AGND 19 OL+ 18 OL- 17 FILB 16 AVDD 15 IC8 AD1955ARSR68 2491F C34 100 /1E +5V2 C42 474 VCC LRCK BCK SDAT MCK CCLK CLAT CDAT /DRST MUTE C35 100/1E C43 474 LRCK 2 DVDD 1 BCK 3 SDAT 4 EFRD 5 DSSK 6 DSLD 7 DSRD 8 DSPH 9 AGND 10 OR+ 11 OR- 12 FIL 13 IREF 14 DGND 28 MCLK 27 CCLK 26 CL

10、AT 25 CDAT 24 /RST 23 MUTE 22 ZROL 21 ZROR 20 AGND 19 OL+ 18 OL- 17 FILB 16 AVDD 15 IC9 AD1955ARSR69 2491F C36 100 /1E +5V2 C44 474 VCC LRCK BCK SDAT MCK CCLK CLAT CDAT /DRST MUTE R71 301 +5V1 R72 301 R73 301 R74 301 R75 301 +5V1 R76 301 R77 301 R78 301 R79 331 +3.3V C45 103 C82 471/1A R80 1802F C83

11、 103 C84 103 TVDD 13 DVSS 14 TX0 15 TX1 16 BOUT 17 COUT 18 UOUT 19 VOUT 20 DVDD 21 DVSS 22 MCK1 23 LRCK 24 SDO 25 BICK 26 MCK2 27 DAUX 28 XTO 29 XTI 30 PDN 31 CM0 32 CM1 33 CKS1 34 CKS0 35 INT0 36 INT1 37 AVDD 38 R 39 VCOM 40 AVSS 41 RX0 42 AVSS 43 RX1 44 TST1 45 RX2 46 AVSS 47 RX3 48 IPS0 1 AVSS 2

12、DIF0 3 TST2 4 DIF1 5 AVSS 6 DIF2 7 IPS1 8 P/SN 9 XTL0 10 XTL1 11 VIN 12 IC1 AK4114VQ VCC +3.3V C85 474 R81 101 +3.3V LRCK SDAT BCK MCK /RST RXDATA LRCK GND INT0 INT1 CDAT CLAT CCLK 12 IC2A TC74VHC14F/EL MUTE 56 IC2CTC74VHC14F/EL 98 IC2DTC74VHC14F/EL 1110 IC2ETC74VHC14F/EL 1312 IC2FTC74VHC14F/EL R82

13、102 R83 102 CDAT CLAT CCLK /AMUTE +7V +7VGND +5V GND /RST VCC Q5 2SC3113_ -B 25mA C49 104 +5V2 +5V1 +5V2 +5V1 +5V2 +5V2 +5V1 +5V2 +8VL -8VL +8VL -8VL +8VR -8VR +8VR -8VR 1 2 3 K5 307-0317-00 D11 D3SBA20 C55 682 /1A AC1 AC2 AC3 AC4 AC5 AC1 AC2 AC3 AC4 AC5 19VAC 19VAC 1.3VAC 1.3VCT 1.3VAC VCC C50 104

14、R84 101 D7MA165 R85 102 D8 MA165 R86 221 R87 222 C86 100 /1E D9 MA165 VCC12 IC3A TC74VHC14F/EL 34 IC3B TC74VHC14F/EL 56 IC3C TC74VHC14F/EL 98 IC3D TC74VHC14F/EL R88 105 C87 104 C88 101 /1E 1110 IC3E TC74VHC14F/EL X1 RN1204 1312 IC3F TC74VHC14F/EL C51 104 C52 104 VCC 34 IC2BTC74VHC14F/EL 1 2 3 4 5 6

15、7 8 9 10 11 12 13 14 15 K1 308-1510-00 2FS/1FS To POWER TRANSFORMERTo POWER TRANSFORMERTo DISPLAY ASSYTo LOGIC ASSY For IC001(uPC2405AHF) 2 3 1 84 IC14A NJM5532D-D 2 3 1 84 IC15A NJM5532D-D 6 5 7 IC14B NJM5532D-D 6 5 7 IC15B NJM5532D-D C66 471 C67 471 C89 471 C68 471 C69 471 C90 471 D1 MA165 C74 101

16、 C75 101 C76 101 C77 101 C78 101 C79 101 C80 101 C81 101 C14 101 /1E I G O IC18 UPC29L33J C13 104 +3.3VVCC RA1RD92AK07C_25473 VCC 2.4Vdc -2.4Vdc - 12 F1 310-8251-00 12 F2 310-8102-00 12 F3 310-8251-00 12 F4 310-8251-00 I G O IC19 S-80845CLY VCC /DRST C91 104 C92 104 C93 104 C94 104 C95 104 C96 104 D P - 6 7 D A C A S S Y ( 7 2 5 - 0 0 4 2 - 0 0 ) - 1 6 - RadioFans.CN 收音机爱 好者资料库