NAD-C162-pre-sm维修电路原理图.pdf

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1、NAD SERVICE MANUAL C 162 STEREO PREAMPLIFIER STEREO PREAMPLIFIER May 2005RadioFans.CN 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 R103 470 MF R105 470 MF C102 100p C103 100p R107 470 MF R109 470 MF R111 470 MF C104 100p C105 100p C106 100p R113 470 MF R115 470 MF R117 470 MF C107 100p C108 100p C109 100p R11

2、6 1M R114 1M R112 1M R104 1M R106 1M R108 1M R110 1M 6 5 4 RL1B 5V 6 5 4 RL2B 5V 6 5 4 RL3B 5V 6 5 4 RL4B 5V 6 5 4 RL5B 5V 6 5 4 RL6B 5V 6 5 4 RL7B 5V 6 5 4 RL8B 5V RCA1A PHONO MC RCA1C PHONO MM RCA2A CD RCA2C VIDEO RCA3A AUX RCA3C TUNER RCA4C REC2 RCA5A TAPE1 RCA5C REC1 R101 220 MF B1 RV3A 10KA RCA

3、4A TAPE2 RCA6A PREOUT1 RCA6B PREOUT 1 RCA6C PREOUT 2 RCA6D PREOUT 2 C301 100P C302 0.1u C304 820P C303 470u/16V L301 100uH R301 1K5 1% MF R302 N.I. R303 1K 1% MF R304 120 1% MF R305 1K R306 1K 1% MF R307 11 1% MF R308 1K 1% MF R309 240 R310 200 1% MF R311 1K5 R312 N.I. R313 22K MF C305 100u/25V C306

4、 470u/25V C307 470u/25V C308 68P C309 4u7/25V C310 470u/25V Q301 2SC3329 Q302 2SA970 Q303 2SB647A Q304 2SD667A C311 100P C312 100P C313 220P R314 51K 1% MF R315 220 1% MF R316 3K3 MF L302 3.7mH +18V 1 2 3 SW1A MM/MC C317 4u7 20% C319 47u C320 47u C321 47u C322 100u/25V C323 100u C325 47u 10% C316 0.

5、1u R318 213 1% MF R321 15K 1% MF R322 10K* R323 3K3 R324 3K3 R325 4K7 R326 4K7 R332 75 MF R333 11K 1% MF R334 137K 1% MF R335 8K2 R336 8K2 R337 51K MF R338 820 MF Q310 2SC1775AE +26V Q311 2SA872AEV26L C327 6n82% PE C328 24n 2% PE V26L -26V C330 2n2 PE C329 47u 1 2 3 4 5 6 7 8 9 10 M302 C162-LINEIN M

6、ODULE +52V -52V PREOUT1-L PREOUT1-R PREOUT2-R PREOUT2-L R341 3K3 MF C331 0.1u R342 100 R343 100 C332 220u R344 2K74 1% MF R346 499 1% MF R345 12K MF R347 1K 1% MF R348 120 1% MF A1 RV1A 10KA A1 RV2A 10KA C336 18n 2% PE C337 0.1u 2% PE R350 2K74 MF R351 499MF C339 0.15u 5% MP C340 1u 5% MP C341 470P

7、A1 RV4A 20K MN R349 36K ON OFF BALANCE BASS TREBLE 1 2 3 SW2A DPDT C333 0.1u C335 6n8 C338 22n R352 21.1K 1% MF R317 10K 5% MF C315 43P B2 RV3B 10KA C432 220u R444 2K74 1% MF R446 499 1% MF R445 12K MF R447 1K 1% MF R448 120 1% MF A2 RV1B 10KA A2 RV2B 10KA C436 18n 2% PE C437 0.1u 2% PE R450 2K74 MF

8、 R451 499 MF C439 0.15u 5% MP C440 1u 5% MP C441 470P A2 RV4B 20K MN R449 36K ON OFF BASS TREBLE 4 5 6 SW2B DPDT C433 0.1u C435 6n8 C438 22n R452 21.1K 1% MF R203 470 MF R205 470 MF C202 100p C203 100p R207 470 MF R209 470 MF R211 470 MF C204 100p C205 100p C206 100p R213 470 MF R215 470 MF R217 470

9、 MF C207 100p C208 100p C209 100p R216 1M R214 1M R212 1M R204 1M R206 1M R208 1M R210 1M 3 2 1 RL2A 5V 3 2 1 RL3A 5V 3 2 1 RL4A 5V 3 2 1 RL5A 5V 3 2 1 RL6A 5V 3 2 1 RL7A 5V 3 2 1 RL8A 5V RCA1B PHONO MC RCA1D PHONO MM RCA2B CD RCA2D VIDEO RCA3B AUX RCA3D TUNER RCA4D REC2 RCA5B TAPE1 RCA5D REC1 R201

10、220 MF RCA4B TAPE2 C401 100P C402 0.1u C404 820P C403 470u/16V L401 100uH R401 1K5 1% MF R402 N.I. C411 100P C412 100P C413 220P R414 51K 1% MF R415 220 1% MF R4163K3 MF L402 3.7mH 4 5 6 SW1B MM/MC R441 3K3 MF 3 2 1 RL1A 5V R403 1K 1% MF R404 120 1% MF R405 1K R406 1K 1% MF R407 11 1% MF R408 1K 1%

11、MF R409 240 R410 200 1% MF R411 1K5 R412 N.I. R413 22K MF C405 100u/25V C406 470u/25V C407 470u/25V C408 68P C409 4u7/25V C410 470u/25V Q401 2SC3329 Q402 2SA970 Q403 2SB647A Q404 2SD667A +18V C431 0.1u C343 0.22uPE C344 100u C345 220P R353 75/FS 0.5W R354 22K R355 330 6 5 4 RL9B 5V PREOUT1-L R356 4K

12、7 R357 4K7 R358 3K3 1% MF R359 1K 1% MF R361 100 C346 220P C347 0.1u C348 0.1u C349220P C351 2n2 C6 10n 3 2 1 84 IC1A NE5532A 5 6 7 IC1B NE5532A Q313 2SC2878 +18V -18V A1 RV5A 1KPREOUT2-L C443 0.22uPE C444 100u C445 220P R453 75/FS 0.5W R454 22K R455 330 3 2 1 RL9A 5V PREOUT1-R R456 4K7 R457 4K7 R45

13、8 3K3 1% MF R459 1K 1% MF R461 100 C446 220P C449220P C451 2n2 Q413 2SC2878 A2 RV5B 1K PREOUT2-R 4 2 5 3 1 6 9 8 7 PJ1 PHONEJACK +26V PMUTE -26V PMUTE RELDRV2 RELDRV1 AC S1 AC S2 + + - - B701 RS507L AC S1 AC S2 + + - - B702 RS507L AC S1 AC S2 + + - - B703 RS507L C702 224/250V C703 224/100V C704 224/

14、100V C707 0.1u C718 0.1u C719 0.1u C730 0.1u C709 1000u 100V * C720 3300u/50V C721 3300u/50V C731 2200u/35V SW701 SW SPST C701 4n7/400V C706 0.1u C708 1000u 100V * F706 T0.5A/250VF705 T0.5A/250V F704 T0.5A/250V F703T0.5A/250V F702 T0.5A/250V R703 15K/0.5W MFR701 10K R702 10K R704 22K/0.5W MF Q702 2S

15、D667A Q701 2SB647A IN IC705 LM7812M IN IC703 LM317 C735 10uF C729 10uF C728 10uF C734 0.1u C727 0.1u C726 0.1u C733 0.1u C725 0.1u C724 0.1u C732 10uF/35V C723 10uF/50V C722 10uF/50V IN IC704 LM337 R716 110 R713 110 R715 2K2 R714 2K2 +26V -26V +12V +29V -29V IN IC707 LM7818 C744 10uF C743 10uF C746

16、0.1u C745 0.1u C748 0.1u C747 0.1u C750 10uF C749 10uF IN IC708 LM7918 +18V -18V +26V -26V R719 100K R720 1K R725 4K7 R726 4K7 D710 1N4148 D714 18V D713 1N4148 D715 1N4148 C751 47u 8 RL9C 5V Q707 2SC1815Q708 2SC1815 +5.5V RELDRV1 RELDRV2 IRMUTE +29V STR 1 D 2 CLK 3 OE 15 Q1 4 Q2 5 Q3 6 Q4 7 Q5 14 Q6

17、 13 Q7 12 Q8 11 QS 9 QS 10 VCC 16 GND 8 IC505 4094 STR 1 D 2 CLK 3 OE 15 Q1 4 Q2 5 Q3 6 Q4 7 Q5 14 Q6 13 Q7 12 Q8 11 QS 9 QS 10 VCC 16 GND 8 IC504 4094 C502 22P C503 22PX501 12MHz C501 0.1u C513 0.1u R504 4K7 +5.5V C VI TU AU T2 T1 DI K507 VIDEO K506 AUX K504 TAPE2 K505CD K503 TAPE1 K501 DISC K502 T

18、UNER LD502 CD LD504 AUX LD501 DISC LD505 TUNER LD503 VIDEO LD507 TAPE1 LD506 TAPE2 R524 4K7 R508 1K R523 1K Q508 A1015 P24 1 P25 2 P26 3 P27 4 VCC 5 X2 6 X1 7 P31 8 P32 9 P33 10 P00 11 P01 12 P02 13 GND 14 P20 15 P21 16 P22 17 P23 18 IC502 Z86C0812PSC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

19、20 CB501 20PIN Q501 C1815 Q502 C1815 Q503 C1815 Q504 C1815 Q505 C1815 Q506 C1815 Q507 C1815 R522 4K7 R520 4K7 R518 4K7 R516 4K7 R514 4K7 R512 4K7 R510 4K7 C506 10n C507 10n C508 10n C509 10n C510 10n C511 10n C512 10n CVITUAUT2T1DI CDVIDEOTUNERAUXTAPE2TAPE1DISC CD VIDEO TUNER AUX TAPE2 TAPE1 DISC R5

20、09 4K7 R511 4K7R513 4K7R515 4K7R517 4K7R519 4K7 R521 4K7 R505 10K R506 10K R507 10K AMBER GREENGREENGREENGREENGREENGREEN V S G IC503 HS0038 R501 100 R502 100 D501 1N4148 D503 1N4148 D502 1N4148 D504 1N4148 R503 100K L RCA7A NADLINK IN R RCA7B NADLINK OUT 8 1 2 3 4 5 6 7 12 11 10 9 13 14 IC501 74LS00

21、 +5.5V +5.5V +5.5V +5.5V R525 10K +5.5V R732 2K2 R727 2K2 R728 2K2 R729 2K2 R730 2K2 R731 2K2 C752 4u7 C753 4u7 Q711 C1815 Q709 A1015 Q712 C1815 Q710 A1015MOTOR M +- VOLUME CONTROL C504 10u R526 1K C162-KEYBOARD VOL-UPVOL-DN +5.5V 8 RL1C 8 RL2C 8 RL3C 8 RL4C 8 RL5C 8 RL6C 8 RL7C 8 RL8C D716 1N4148 D

22、717 1N4148 D718 1N4148 D719 1N4148 D720 1N4148 D721 1N4148 D722 1N4148 IRMUTE VOL-DN VOL-UP 1 2 3 4 5 6 7 8 CB702 8PIN 1 2 3 4 5 6 7 8 CZ702 8PIN C162-PHONEBOARD +5.5V 1 2 3 4 5 6 7 8 9 10 M301 C162-MM MODULE 1 2 3 4 5 6 7 8 9 10 M402 C162-LINEIN MODULE +52V -52V V26L C417 4u7 20% C419 47u C420 47u

23、C421 47u C422 100u/25V C423 100u C425 47u 10% C416 0.1u R418 213 1% MF R421 15K 1% MF R422 10K* R423 3K3 R424 3K3 R425 4K7 R426 4K7 R432 75 MF R433 11K 1% MF R434 137K 1% MF R435 8K2 R436 8K2 R437 51K MF R438 820 MF Q410 2SC1775AE +26V Q411 2SA872AEV26R C427 6n82% PE C428 24n 2% PE V26R -26V C430 2n

24、2 PE C429 47u R442 100 R443 100 1 2 3 4 5 6 7 8 9 10 M401 C162-MM MODULE V26R 1 2 3 4 5 6 7 8 9 10 M303 C162-LINEOUT MODULE 1 2 3 4 5 6 7 8 9 10 M403 C162-LINEOUT MODULE R733 100 C754 10n C755N.I. R738N.I. R320 590 1% MF R327 499 1% MF R420 590 1% MF R427 499 1% MF C324 39P C424 39P +26V -26V R319 1

25、K 5% MF C318 12P +26V -26V R328 499 1% MF R329 499 1% MF R428 499 1% MF R429 499 1% MF C326 18P C426 18P C334 82P C352 47u 10% C434 82P C452 47u 10% IN IC701 LM317 C717 10uF/50V C716 10uF/50V C715 0.1u 100V C714 0.1u 100V C713 0.1u 100V C712 0.1u 100V C711 4.7uF 100V C710 4.7uF 100V IN IC702 LM337 R

26、708 115 R705 115 R707 4K7 R706 4K7 +52V -52V +59V -59V D703 1N4148 D704 1N4148 AC S1 AC S2 + + - - B704 RS507L F707 T0.5A/250V C705 224/100V D707 1N4148 D708 1N4148 IN IC706 LM7805 C741 10uF C740 0.1u +5.5V D723 1N4148 D701 1N4148 D702 1N4148 R711 3K3/0.5W MFR709 10K R710 10K R712 6K8/0.5W MF Q704 2

27、SD667A Q703 2SB647A D705 1N4148 D706 1N4148 C736 0.1u C737 4700u/25V R718 3K3 R717 10K Q705 2SB647A D709 1N4148 R735 10K R736 3K3 Q713 2SA1015 R737 1K Q714 2SC1815 +26V VCTP VCTM P ON/OFF VCTM VCTP VCTP VCTM VCTP LD508 LED2 GRNLED REDLED 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 CZ501 20PIN

28、 REDLED GRNLED CGND CGND MUTEB MUTEB +5.5V Q509 2SC1815 R528 1K R527 1K D505 1N4148 D506 1N4148 CGNDCGND+5.5VC +5.5VC DISC CD VIDEO AUX TUNER TAPE2 TAPE1 P ON/OFF PJ2 +12V OUT +12V +5.5VC C742 10uF/50V C756 10uF/50V C757 10uF C758 10uF P11 P12 P13 P14 P15 P16 R705-R708=1% MF R713-R716=1% MF P17 CHAS

29、SIS P18 CHASSIS C5 10n C2N.I. R2N.I. C110n R1100 P19 CHASSIS P20 P21 R813 7R5 C801 220P R802 100 MF R801 2M2 1% MF Q801 2SK369 R803 2K2 MF R811 N.I. 1% MF Q806 2SA970 Q807 2SD669A Q808 2SB649A D801 1N4148 D802 1N4148 C804 25P R805 68 MF C806 0.1u 100V C807 0.1u 100V VGND R815 3R3 R814 33 R812 10K VG

30、ND +VM -VMVGND R804 N.I. 1% MF C802 47P C805 10u/16V C803 10u/16V Q803 2SA970 Q804 2SA970 Q802 2SA970 R806 68 MF R807 10K MF VGND R810 470 R808 0 Q805 2SA1015 R80968 VLL VUL VUCO VLL 1 2 3 4 5 6 7 8 9 10 CB301 10PIN -VM VUCO VUL V-IN V-IN C162 - MODULE R816 0 R817 N.I. R818 N.I. R819 10K MF C808 22u

31、/35V C809 N.I. C810 220n PE Q706 2SA1015 R721 1K R722 1K2 C738 10u D711 1N4148 S16V S16V NOTE : SOME COMPONENTS IN C162-LINEIN MODULE SHOULD REPLACED WITH : R330 1K R430 1K C350 0.1u C415 0.1u D712 1N4148 D724 1N4148 1 2 3 4 5 CZ701 5PIN 1 2 3 4 5 CZ703 5PIN R723 150K R724 150K R734 150K C739 10u/50

32、V C759 10u/50V C7 N.I. TRANSFORMER: CE VERSION:TI-67265B AH VERSION:TI-67266B C162 POWER R814: 47R809: N.I.R813: 6R8Q805: N.I. ! ! ! ! ! ! ! ! ! MD1B MD1B MD1C MD1C MD1C MD1C 1 2 3 4 5 CB701 5PIN 1 2 3 4 5 CB703 5PIN 7 8 9 10 11 4 5 6 1 2 3 12 T1 TRANS12 SW BOARD 1 2 AC1 SWITCHED AC POWER CORD ! 1 2

33、 AC2 UNSWITCHED ! ! ! ! ! (AH) (AH) ! ! ! WH(AH) BK(AH) WH(AH) BL(AH) BL(CE) BW(CE) RD(CE) BL(CE) BL(AH) WH(AH) BL(AH) WH(AH) WH(AH) BW(CE) BL(CE) BK(AH) BK RD YE GY GY WH WH OR OR GR 1.8mH FT11.8mH CE2 2200P CE3 2200P ! ! CHASSIS EMI FILTER BOARD(CE) PAC1 PAC2 PAC3 PAC4 2SA872 2SA970 2SA1015 2SC181

34、5 2SC2240 2SD667 2SB647 A970 2SC2878E C B B649K369 LM317 1 2 3 LM317 D G SE C B 2SB649 2SD669 1:ADJUST, LM337 LM337 1:ADJUST, 1 2 3 LM7805 LM7818 2:GND S G V HS0038 1 2 3 LM7918 LM7918 2:IN LM7812 LM7805 NOTE: 1. RESISTORS ARE CARBON FILM 1/4W 5% UNLESS SPECIFIED. FP - FLAME PROOF 5%. FS-FUSIBLE 5%

35、MF - METAL FILM 2%. CE-CERAMIC CASE 5% 2. ALL CAPACITORS, UNLESS OTHERWISE SPECIFIED, ARE 100V, 20% 3. COMPONENTS WITH N.I. MEANS NOT INSERT. 4. COMPONENTS WITH * ARE ADJUSTABLE PARTS. 5. COMPONENTS WITH ARE SAFETY CRITICAL PARTS.! X2 X1 2:OUT,3:IN 2:IN,3:OUT 1:GND 3:OUT 1:IN 3:OUT X2 X1 RadioFans.C

36、N 收音机爱 好者资料库 S007 C002 C003 C004 S001 S005 R007 R006 R009 R004 R003 C016 R002 T001 F003 F004 F002 S001 F009 F010 F018 F011 F012 F014 F015 F019 S009 C009 S012 S011 C010 C014 C011 C012 S011 S012 S007 F013 R001 C015 C013 C001 C006 C007 S001 F023 F022 S003 C008 S001 R005 F006 F008 F007 F001 F005 F017 R0

37、08 F020 F021 C005 C017 S010 S006 S004 S001 F016 S010 S008 R010 F024 C018 F024 M004 S002 M001 M002 M005 M003 C019 C017 C019 EXPLODED VIEW RadioFans.CN 收音机爱 好者资料库 EXPLODED VIEW PARTS LIST REF. NOPART NO.DESCRIPTION QTY.REF. NOPART NO.DESCRIPTION QTY. C00166-026002-1 Chassis1F02075-003001-0 Sleeve(7P)1

38、 C00266-025003-0 Base Cover1F02101-16020-00 Assembled Tack Switch PCB1 C00375-010004-1 Foot4F02217-02001-00 Headphone Jack1 C00478-001002-0 Foot Pad4F02316-16205-00 Assembled Power Switch PCB1 C00509-01103-08 Volume POT1F02466-009007-0 End Cap R1 C00609-01203-00 Balance POT1 C00709-01103-04 Treble a

39、nd Bass POTs2R00167-025001-0 Rear Panel C Version1 C00811-02202-00 Push Switch167-025002-0 Rear Panel AH Version1 C00966-001010-0 Transformer Bracket1R00215-02251-21 AC Cord C Version1 C01067-003006-0 Transformer Shielding Box115-10121-10 AC Cord AH Version1 C01166-003004-0 Metal Disc1R00384-001002-

40、0 Strain Relief Bushing 1 C01294-003002-0 Transformer Label1R00417-07002-10 AC Outlets2 C01369-002006-0 Bas Bar (2)1R00585-005001-0 PCB Support2 C01418-16040-20 Mains Transformer C Version1R00671-003002-0 Grd. Post Cap1 18-16040-10 Mains Transformer AH Version1R00771-003001-0 Grd. Post Bolt1 C01569-

41、002007-0 Bas Bar (3)1R00801-16070-00 EMI Filter PCB1 C01666-002007-0 PCB Support2R00973-003001-0 Rotate Knob1 C01701-16204-10 Assemblied Module 301 401 303 403 4 C01801-16010-01 Assembled Main Board1S00161-023106-0 Self Taping Screw, STB3x656 S00261-062108-0 Self Taping Screw, STF28-06 F00167-025004

42、-0 Fascia1S00361-082204-6 Self Taping Screw, BTB2.6x62 F00277-001002-1 Input Button LozengeS00461-022206-6 Self Taping Screw, STPW2.6x47 F00377-001001-1 Tone Control Lozenge1S00561-023208-0 Self Taping Screw, BTB3x819 F00473-014002-1 Volume Knob1S00661-023108-0 Self Taping Screw, STB3x84 F00573-0140

43、01-1 Tone Knob3S00761-084108-0 Self Taping Screw, STPW4x88 F00677-002002-1 Tone Button1S00861-024520-0 Machine Screw, MB4x82 F00777-001006-1 Power Button1S00964-108045-0 Bolt, M8x451 F00877-001007-1 Power Button Bezel1S01062-010402-0 Nut, M43 F00975-003003-0 Fixing Bracket2S01162-010802-0 Nut, M82 F

44、01076-001001-0 IRS Lens1S01263-020820-0 Spring Washer, M82 F01174-001002-1 Input Button (3P)2 F01274-003001-1 Input Button (1P)1M00101-16204-01 Assembled Module PCB NSP 4 F01376-003001-0 Led Lens 8M00270-002004-0 Module Case6 F01475-003002-0 Sleeve (1P)1M00378-005004-0 Insulated Cushion6 F01566-0250

45、01-0 Subfascia1M00475-003004-0 Module Lid6 F01666-010010-0 Support 62M00566-002009-0 Trans.Clamp (Module)6 F01777-025001-0 Knob Button Bezel1 F01866-003005-0 Bracket (PH.)1T00167-025003-0 T-Cover1 F01966-003003-0 IR Bracket 1 C019 01-16204-20 Assemblied Module M302, M402 2 RadioFans.CN 收音机爱 好者资料库 76 SERVICE MANUAL C162 STEREO PREAMPLIFIER NAD ELECTRONICS LTD LONDON RadioFans.CN 收音机爱 好者资料库

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