NAD C-352 Schematic
POWER SUPPLY
TO MAIN BOARD
4PIN3.96A100
1
4
2PIN3.96-A300
TO STANDBY BOARD
10PIN2.54-C
P407B
1122334
C352 POWER SWITCH BOARD
P901A
112
2
1 2
PS4E-B-039
S901
R416
15K
11223344556677889
AC2
I/V
+5. 6V
AGND
TRIG
AC1
ACOFF
P404B
1
TO MAIN TRANSFORMER
2PIN7.92-C
P403B
112
2
FROM AC INLET
2PIN7.92-C
FROM FUSE BOARD
P406B
10
10
9
+5.6V
STBY
DGND
5PIN3.96-C
5
P405B
112233445
TO AC OUTLET
ACOUTLET
2
112
2
TO POWER SWITCH
2PIN3.96-C
P402B
P401B
112
2
DH1U 24VDC TV-5
AC2
10nF
C405
/250V
AC1
2SC1815
Q401
RL401
341
2
DGND
~
~
KBU8D
BR402
FOR AH VERSION
+-
1N4148
D402
JUMPER
1 2
J402
FOR C VERSION
1 2
JUMPER
J401
T972 STANDBY TANSNSFORMER
10nF
~
KBU8D
BR403
C406
/250V
+-
5
t
~
6
2
1
TR401
10
4.7uF
/50V
C409
1N4007
+
D404
22K
R404
2SA1015
Q403
2SC2240
100
I/V
10K
1K
3
Q405
R410
R402
R406
1K
2.2K
R409
R414
BT151-500R
1 2
SCR402
22000uF
C408
/63V
2SA970
Q406
10nF
C401
~
BR401
DB104
/100V
1A/400V
+-
10nF
1N4148
~
2200uF
C402
/16V
C403
/63V /63V
D401
+
1
LM7805
I
2
IC401
G
O
3
TRI G
2SC1815
Q402
R403
22K
2SA970
Q404
R405
1K
R401
BT151-500R
SCR401
100
R407
1.5K
3
12
R408
22000uF
1K
C407
/63V
+
+
R413
220
0.1
R412
/3W
1N5404
0.1
R411
/3W
D403
ACOFF
FOR SCR402&BR403
70-004003-0
2.2M
R415
2SA970
HS403
Q407
FOR SCR401&BR402
70-004003-0
+50V
STBY
+5.6V
HS402
STBY
70-004004-0
FOR IC401
10nF
C404
HS401
+5.6V
INPUT & PREAMPLIFIER
RCA301A
AV6-8.4-13
3
AGND
RCA301C
AV6-8.4-13
6
AGND
RCA301E
AV6-8.4-13
9
AGND
RCA302A
AV6-8.4-13
3
AGND
RCA302C
AV6-8.4-13
6
AGND
RCA302E
AV6-8.4-13
9
AGND
RCA303A
AV6-8.4-13
3
AGND
RCA303C
AV6-8.4-13
6
AGND
RCA303E
AV6-8.4-13
9
AGND
RCA301B
AV6-8.4-13
3
AGND
RCA301D
AV6-8.4-13
6
AGND
RCA301F
AV6-8.4-13
9
AGND
RCA302B
AV6-8.4-13
3
AGND
RCA302D
AV6-8.4-13
6
AGND
RCA302F
AV6-8.4-13
9
AGND
RCA303B
AV6-8.4-13
3
AGND
RCA303D
AV6-8.4-13
6
AGND
RCA303F
AV6-8.4-13
9
AGND
1
4
7
1
4
7
1
4
7
2
5
8
2
5
8
2
5
8
AGND
R301
470
R319
1meg
AGND
R303
470
R321
1meg
AGND
R305
470
R323
1meg
AGND
R307
470
R325
1meg
AGND
R309
470
R327
1meg
AGND
R311
470
R329
1meg
AGND
R313
470
R331
1meg
AGND
R315
470
R333
1meg
AGND
R317
470
R335
1meg
AGND
R3G1
10
C3G1
/63V
100nF
R302
470
R320
1meg
AGND
R304
470
R322
1meg
AGND
R306
470
R324
1meg
AGND
R308
470
R326
1meg
AGND
R310
470
R328
1meg
AGND
R312
470
R330
1meg
AGND
R314
470
R332
1meg
AGND
R316
470
R334
1meg
AGND
R318
470
R336
1meg
AGND
100pF
100pF
100pF
100pF
100pF
100pF
100pF
100pF
100pF
100pF
100pF
100pF
100pF
100pF
100pF
100pF
100pF
100pF
C301
/1KV
C303
/1KV
C305
/1KV
C307
/1KV
C309
/1KV
C311
/1KV
C313
/1KV
C315
/1KV
C317
/1KV
GND_EARTH
C302
/1KV
C304
/1KV
C306
/1KV
C308
/1KV
C310
/1KV
C312
/1KV
C314
/1KV
C316
/1KV
C318
/1KV
RL301A
4
HRS2H-S-DC12V-A
RL302A
4
HRS2H-S-DC12V-A
RL303A
4
HRS2H-S-DC12V-A
RL304A
4
HRS2H-S-DC12V-A
RL305A
4
HRS2H-S-DC12V-A
RL306A
4
5
HRS2H-S-DC12V
RL307A
4
HRS2H-S-DC12V-A
RL308A
4
5
HRS2H-S-DC12V
RL301B
6
HRS2H-S-DC12V-A
RL302B
6
HRS2H-S-DC12V-A
RL303B
6
HRS2H-S-DC12V-A
RL304B
6
HRS2H-S-DC12V-A
RL305B
6
HRS2H-S-DC12V-A
RL306B
8
7
HRS2H-S-DC12V
RL307B
6
HRS2H-S-DC12V-A
RL308B
8
7
HRS2H-S-DC12V
3
3
3
3
3
3
3
R337
1meg
3
C319
/63V
100nF
C320
/63V
100nF
5
5
5
5
5
6
5
6
R338
1meg
AGND
C321
+
100uF
C323
100nF
1
2
3
4
5
6
7
8
9
AMP MODULE
C322
+
100uF
C324
100nF
/16V
/63V
R341
/1%
3.3K
R339
/1%
8.2K
+
10uF
AGND
M301
1
2
3
4
5
6
7
8
9
+
10uF
/16V
/63V
R342
/1%
3.3K
R340
/1%
8.2K
R343
820
C345
/50V
C346
/50V
R344
820
R345
390
C325
22nF
31
CW
RV301A
RK163121A2CA 10KAX2
/1%
100nF
R347
180
S301A
SPUN19K605
R346
/1%
390
C326
/50V,5%
22nF
64
CW
5
RV301B
RK163121A2CA 10KAX2
C328
/1%
100nF
R348
/1%
180
S301B
SPUN19K605
/1%
/50V,5%
2
C327
/50V,5%
/1%
1
2
3
RL301C
HRS2H-S-DC12V-A
1
2
DISC
+
C347
10uF
AGND
M302
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
AMP MODULE
+12V+12V
+
C348
10uF
230nF
/50V,5%
4
5
6
230nF
D301
1N4148
/50V
/50V
C330
C329
/50V,5%
R349
3.6K
950nF
470pF
RL302C
HRS2H-S-DC12V-A
1
2
1N4148
CD
AGND
/50V,5%
R350
3.6K
C332
950nF
C334
470pF
C333
C331
D302
/50V,5%
/1KV
/50V,5%
/1KV
VOL+
5
R351
/1%
1.6K
31
CW
2
RV302A
RK163121A2CA 10KAX2
R353
/1%
390
C335
+
/50V
10uF
C337
/63V
100nF
RL303C
HRS2H-S-DC12V-A
HRS2H-S-DC12V-A
1
1
2
2
D303
1N4148
VIDEO
AUX
+
R363
2.2K
R365
2.2K
47uF
AGND AGND
Q303
2SA1015
R367
Q305
2SC1815
DGND
C336
+
/50V
10uF
C338
/63V
100nF
R352
/1%
1.6K
64
CW
RV302B
RK163121A2CA 10KAX2
R354
/1%
390
AGND
RV303A
61
CW
RK16812MGA10(20KBX2)
45
RV304A
RK16312A10D 20KMNX2
AGND
RL304C
HRS2H-S-DC12V-A
1
2
D304
1N4148
TUNER
C350
/25V
4.7uF
+
+
RK16812MGA10(20KBX2)
2.2K
RV303B
73
CW
RK16812MGA10(20KBX2)
28
64
CW
RV304B
RK16312A10D 20KMNX2
CW
3 1
RL305C
1N4148
C349
RV303C
D305
/50V
2
A
5
C339
47uF
100nF
RL306C
HRS2H-S-DC12V
1
2
D306
1N4148
TAPE2
C351
/63V
100nF
-
-
R368
2.2K
IROUT
IRIN
C340
+
/50V
47uF
C342
100nF
+
/50V
C341
/63V
R355
4.7K
AGND
HRS2H-S-DC12V-A
Q304
2SA1015
DGND
R369
Q308
2SC1815
PREMUTE
/63V
AGND
1K
1
2
RL307C
2SC1815
+5V
R356
4.7K
R357
220pF
Q306
C344
220pF
R358
68
68
C343
/1KV
RL308C
HRS2H-S-DC12V
1
2
D307
1N4148
TAPE1
R364
2.2K
R366
2.2K
VOL-
+5V
Q307
2SA1015
R371
10K
DGND
R360
10MEG
/1KV
+18V
R370
33
R372
1K
Q302
2SK363
Q301
2SK363
1N4148
PREMUTE
D308
R359
10MEG
DGND
IRIN
IROUT
SCLED
+12V
DISC
CD
VIDEO
AUX
TUNER
TAPE2
TAPE1
MUTE
STBY
PWLED
DGND
+5.6V
VOL-
VOL+
1
4
R361
100K
AGND
1
2
3
4
5
6
7
8
9
10
10PIN2.54-C
1
2
3
4
5
6
7
8
8PIN2.54-C
J301A
1
2
3
SCJ351P00XS0B00
J301B
4
5
6
SCJ351P00XS0B00
R373
10
2
5
R362
100K
AGND
RCA304A
AV6-8.4-13
3
AGND
RCA304C
AV6-8.4-13
6
AGND
P301B
1
2
3
4
5
6
7
8
9
10
P302B
1
2
3
4
5
6
7
8
RCA304B
AV6-8.4-13
3
AGND
RCA304D
AV6-8.4-13
6
AGND
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