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May 2005
SERVICE MANUAL NAD
C 162
PREAMPLIFIER
STEREO
STEREO
PREAMPLIFIER
R341 C302 R705--R708=>1% MF B701
3K3 MF F707 T1
0.1u Q304 +18V Q310 +26V +52V D703 IC701 LM317 +59V Q701 RS507L BK
VCTP T0.5A/250V ! 5 5 TRANS12
2SD667A M301 2SC1775AE 1N4148 2SB647A + S1 RD 3
PHONO MC L301 IN 1N4148 + AC 4 4
100uH YE
RCA1A R342 R323 R324 C742 C712 4.7uF R703 MF R701 R723 C702 3 3
C716 C714 R705 115 D701 C708 C706 GY 4
C162-MM MODULE 100 3K3 3K3 0.1u C710 15K/0.5W 10K 1000u 150K 224/250V 2 2
0.1u
100V 0.1u - S2 GY
10uF/50V 100V 100V - AC ! 1 1
R301 R302 C303 C331 C305 R305 R308 MD1C 100V R706 4K7 10uF/50V F706 5
1K5 C301 N.I. 470u/16V C304 0.1u 1K R309 R311 B702 T0.5A/250V CZ701 CB701 6 WH(AH)
100P 820P 100u/25V 1K 240 1K5 C320 C322 C739 R707 4K7 10uF/50V C713 C711
1% MF 1% MF 47u 100u/25V C717 C715 C709 C707 RS507L 5PIN 5PIN BW(CE)
10u/50V 0.1u 4.7uF 22K/0.5W R702 F705 T0.5A/250V
10
0.1u R708 115 D702 R704 MF 1000u 0.1u + S1 1
9
8
7
6
5
4
3
2
1
10uF/50V 100V C756 100V 100V 10K 100V + AC
1N4148
SW1A IN C703 !
R306 D704 Q702 7
MM/MC R316 C306 C310 R312 1N4148 VCTM 224/100V
1K Q303 -52V IC702 LM337 -59V 2SD667A - S2 8
3K3 MF N.I. - AC F704
470u/25V C307 1% MF 2SB647A 470u/25V C328 C329
R315 470u/25V C327 24n 47u R338 R713--R716=>1% MFD707 B703 S16V T0.5A/250V ! GR 9 2
3
2
1
220 1% MF C334 2% PE 6n8 2% PE 820 MF +26V IC703 LM317 +29V RS507L CZ703 CB703
Q302 1N4148 VCTP Q703 F703T0.5A/250V BK(AH)
L302 2SA970 C309 82P 2SB647A + S1 5PIN 5PIN 10 BL(CE)
3.7mH R332 R333 11K R334 137K IN 1N4148 + AC
R314 R303 4u7/25V C330 C757 11
C311 C312 C313 75 MF 1% MF 1% MF R337 2n2 D705 R711 MF R709 C704 ! 1 1
51K 1K 51K MF C728 C726 R713 110 10uF C724 C718 OR
1% MF 100P 100P 220P 1% MF PE C722 3K3/0.5W 10K C720 224/100V 2 2
10uF 0.1u 0.1u 0.1u R724 - S2 OR
R335 R336 R714 2K2 10uF/50V 3300u/50V - AC 3 3
Q301 C308 R310 V26L R318 C350 150K WH
2SC3329 68P 8K2 8K2 4 4
PHONO MM 200 213 0.1u R715 2K2 * B704 WH 12
1% MF 1% MF 5 5
RCA1C 6 C729 C727 C725 6K8/0.5W R710 C719 RS507L
R103 C325 0.1u R716 110 C723 C721 F702
4 R321 10uF 10uF 0.1u D706 R712 MF 0.1u + S1 T0.5A/250V !
470 MF 47u 10uF/50V 1N4148
10K 3300u/50V + AC TRANSFORMER: !
5 C319 15K C758
RL2B IN
CD 47u 1% MF 10% D708 Q704 * C705 CE VERSION:TI-67265B
RCA2A R104 C102 5V VCTM 2SD667A 224/100V
100p R304 R307 R313 R330 V26L -26V IC704 LM337 -29V - S2 AH VERSION:TI-67266B
1M C759 - AC
120 11 22K MF 1K C321 C323 +12V Q705 IC706 +5.5V
6 3 1% MF 1% MF R322 47u 100u 10u/50V 1N4148 VCTP LM7805 ! WH(AH)
2SB647A 2
R105 4 1 10K* IN IN !
C316 1N4148 1
470 MF 5 2 C352 C317 0.1u D724 D709 R718 R717 C730 R734
RL3B RL1A 47u 4u7 R343 R325 R326 C735 C734 C733 C732 3K3 C731 C736 C737 C740 C741 AC1(AH) ! BL(AH)
VIDEO 1N4148 IC705 10K 0.1u 150K
5V 5V 10% 20% 100 4K7 4K7 10uF 0.1u 0.1u 0.1u 4700u/25V D723 0.1u 10uF SWITCHED
RCA2C R106 C103 LM7812M 10uF/35V 2200u/35V
100p 1N4148
1M Q311 +29V R720 +5.5V C162 POWER
D710
6 V26L 2SA872AE -26V 1K 1N4148 SW BOARD P15
R107 4 IRMUTE
+5.5V P13
470 MF R719 R726
1N4148
1N4148
1N4148
1N4148
1N4148
1N4148
1N4148
5
RL4B 2SA970 LM7805 D714
D716
D717
D718
D719
D720
D721
D722
AUX 5V +18V 100K +26V D713 4K7 P16
R108 C104 2SD667 LM7812 18V
RCA3A 1N4148 RL9C
RL7C
RL8C
RL1C
RL2C
RL3C
RL4C
RL5C
RL6C
1M 100p 2SB647 LM7818 IN D715
+26V C332 R344 R347 R352 A970 K369 2SB649 B649 C751 Q707
R350 2SA872 1N4148 P14
8
8
8
8
8
8
8
8
6 220u 2K74 1K 21.1K 1:IN 5V
VCTM 1% MF 1% MF 2K74 MF 2SA1015 2SD669 HS0038
2:GND
LM7805 C743 C745 IC707 C747 C74947u 2SC1815
Q708
R109 4 1% MF 10uF 0.1u LM7818 0.1u 10uF Q706 TAPE1
470 MF R735 2SC1815 3:OUT 2SC1815 4n7/400V
5 2SA1015 TAPE2 P21
RL5B 10K VCTP 2SC2240 RELDRV1 !
8
TUNER 5V C333 TUNER
RCA3C R110 C105 Q714 0.1u C339 2SC2878