NAD C 315BEE Service Manual page 14

MAIN CIRCUIT Vm1.3
PCB-1:MAIN BOARD Vm1.0
D101 D102
1N4148 1N4148
RCA31A
R101
DISC L
L
470
C101
R102
100p
DISC
R119
1M
390k
RCA31B
R201
DISC R
R
C109
470
C201 R120
0.47uF
R202
100p
220
1M
R118
RCA31C 220K C110
R103
CD L 100pF/250V/NP0
L
470
C102
R104 100p
CD
1M
RCA31D
R203
CD R
R
470
C202 R343
R204
100p 100,1/6W
1M
RCA32A
R105
VIDEO L C337
L
39pF
470
C103
R106
100p
VIDEO
1M
RCA32B
R205
VIDEO R
R
470
C203
R206
100p
1M
RCA32C
R107
AUX L
L
470
C104
+17V
R108 100p
AUX
1M
C325
RCA32D 0.1uF
R207
AUX R
R
470
C204
R208
100p
1M
RCA33A
R109
TUNER L
L
470
C105
R110
100p U301
TUNER
TC9164CNG
1M
RCA33B
R209
TUNER R
R
470
C205
R210
100p
1M
RCA33C
R111
TAPE L C326
L
0.1uF
470
C106
-17V
R112 100p
TAPE
1M
RCA33D
R211
TAPE R
R
470
C206
R212
100p
1M
RCA33E C11 C12
R113
REC L
L
470
10uF 10uF C107
100p
R114 220K
D201 D202
R13 220K
REC Q120 R194
1N4148 1N4148
+17V
100K 2SC2878 510
R12
R11 8.2
RCA33F C21 C22
R213
REC R
R
470 R219
10uF 10uF C207
390k
100p
R214 220K
C209
R220
0.47uF
R23 220K
R294
Q220
+17V 220
2SC2878
R22 100K 510
R218
220K C210
R21 8.2
100pF/250V/NP0
R115
MP L
470
C108
CB54 R116
100p
L
3
1M
MP
2
R215
R 1 MP R
470
MP Input C208
R216
100p
1M
Name
C315BEE Main Board +17V
Record Mute
IP SEL STB
IP SEL CLK
IP SEL DATA
Volume-
Volume+
D302
Remote mute
R309 1N4148
680
Protection
R312
Standby
+5V
C310
10uF/25V
-17V
** For countries with higher than expected mains voltage, one may change C323 and C324 from LP
10000uF 50V 85°C 10% (P/N 06-10351-04) to HP 10000uF 63V 105°C +/-10% (P/N 06-10361-00), and
change C133, C143, C233, C243, C314 and C315 from CD110 220uF 63V 85°C ±20% (P/N 06-22161-00)
to CD263 220uF 63V 105°C ±20% (P/N 06-22161-01).
All manuals and user guides at all-guides.com
R121 +17V
330K 47uF/25V
C115
C111
0.1uF R134 C149 VR102
3901% MF N.I 20K,5%
C116
Q102 R137
0.1uF 63V
2SA970 1K5 MF 1%
Q103
R131
2SD667A
Q101
3K MF 1%
2SC2240 C112 R125
R192
47pF/250V 2K2 R136 C145
220K 15K,1/6W
22nF RT32A
BASS POT
D103 R128 10KA
1N4148 33 C120
R139
R124
20K 1u 5%
470 MF 1%
R129
10 R138
D104
412 MF1%
R123
1N4148
750 MF 1%
Q104 1 C121
2SB647A OFF 2 470P
R140
R126
ON 3 SW31A
220 1/6W CF
4.7K C114 TONE DEFEAT SW
0.1uF
-17V
R127
4.7K
IP SEL DATA
IP SEL CLK
CB34
1
2
3
4
5
6
7
8
9
Volume
C215
R221
+17V 47uF/25V
330K
C211 R234
0.1uF 390 MF 1% C249
Q202 R237 N.I
C216
2SA970 0.1uF 1K5 MF1%
Q203
R231
2SD667A
3K
R225
C212 R292
47pF 2K2 R236 C245 15K
Q201 220K
2SC2240 22nF
RT32B
D203 R228
BASS POT
1N4148 33 C220 10KA
R239
R224
20K 1u 5%
470 MF 1%
R240
220 1/6W CF
R229
10
R238
R223 D204 412 MF 1%
750 MF 1% 1N4148
Q204 4 C221
2SB647A 470P 250V
OFF 5
R226 ON 6 SW31B
4.7K C214 TONE DEFEAT SW
0.1uF
-17V
R227
4.7K
Q308 R317 +35V D303
33 1/2W FS
KSC2690
C311 1N4001
47uF/25V R319
680
C313
R316
330p
680
Q306
2SC1815
2K2
1 3
C314** C329
C328
0.1uF 220uF 50V 2200uF,50V D307
DB104
R313 Q305
2SA970-BL C315** C330
680 R315
220uF 50V 2200uF,50V
680
+/- 17V and 5 V Supply
C312
330p
R318
To Power Board
680
Q307
R314
KSA1220 -35V
33 1/2W FS
R187
47,1/2W,FS
C143** R162
220uF 4K7 1W FP
R153
C131
240 1/6W CF
C128
R195
47uF/25V Q121
R163
47uF 63V CD110
2SA970
4K7 1/2W FP
1K 1/6W CF
Q109
R189 2SA970
Q110
R151 R150 390 2SA1015 R164
10K 1/6W CF 10K 1/6W CF C146 R17 27 1/6W CF
Q122
47pF 820 R165
KSC2690
R149
412 1/6W CF
100 1/6W CF
R196
C126 Q108 VR103 VR101
3K3
100
+17V R142 10uF 50V C127 2SC2240 2K
22K 1/6W CF 0.1uF 63V
Q113
KSC2690
R15
R166
Q111 R158
100K
2SA1360 100K 1/6W MF 360 1/6W CF
D105
1N4148 R148
R14 R16 1K
R141 R167
8.2
220K 1K 1W FP
22K Q107
C133**
C122 Q106 2SA970
R143
C13 0.1uF 2SC2240
100 1/6W CF
C144
R156 R168 220uF 63V CD110
10pF
2.2K 1/6W CF 1K 3W FP
R154
10uF C125
470pF/250V NPO
100 1/6W CF
R147
R157
1K1 1/6W CF
C123
L11 4.3K 1/2W MF 1%
10uF/16V CD11A
100uH
Q105
2SC2878 R146 C134
R172
470 1/6W CF
C124 0.1uF
1M 1/6W CF
220uF/10V +17V IC11A
TL082D
R190
R193
-45V
510
3.3K/1W
D113
4.7V
-17V
0.1uF R171
C135 1M 1/6W CF
C136
1uF/63V CL23B
VOLUME POT
RT33B RT33A
CZ34 20KB 20KB RT33C
MOTOR
9
8
7
6
5
4
3
2
1
POT CIRCUIT Vm1.0
PCB-3: POT BOARD Vm1.0
R287
47,1W,FS
C243** R262
220uF 4K7 1W FP
R253 C231
240 1/6W CF
C228
47uF/25V
R295
Q221 R263 47uF 63V CD110
4K7 1/2W FP
2SA970
1K 1/6W CF Q209
2SA970
R289
Q210
R251 R250 390 2SA1015 R264
10K 1/6W CF 10K 1/6W CF C246 27 1/6W CF
R27
Q222
47pF
KSC2690 820 R265
R249
412 1/6W CF
100 1/6W CF
Q208 R296
3K3 VR203 VR201
+17V C226 2SC2240
R242 100
10uF 50V C227 2K
22K 1/6W CF
0.1uF 63V Q213
KSC2690
R25
Q211 R258 R266
100K 360 1/6W CF
2SA1360 100K 1/6W MF
D205
1N4148
R248
R24 1K
R26 R241 R267
8.2 1K 1W FP
220K 22K
Q207
Q206 C233**
2SA970
C222
2SC2240
R243
C23 0.1uF
100 1/6W CF
C244
R256 R268 220uF 63V CD110
10pF
R254 2K2 1/6W CF 1K 3W FP
10uF C225
470pF/250V NPO
100 1/6W CF
R247
R257
C223
1K1 1/6W CF
10uF/16V CD11A L21 4.3K 1/2W MF 1%
100uH
Q205
2SC2878
R246
C224 C234
470 1/6W CF
220uF/10V 0.1uF
+17V IC21A
R290 TL082D
-45V
R293
3.3K/1W
510 D213
4.7V
-17V
0.1uF
R271
C235
1M 1/6W CF
C236
1uF/63V CL23B
R320
22K
IC31
AMS1117-5.0 +5V
3 2
C322 C321
1000uF/16V 100uF/16V
3 1
D306
DB104
CB32
REV. DESCRIPTION
Vm1.0 Change C327 to 0.22uF
Vm1.0 Change R330 to 80 degree
Change R329 to 30K
Vm1.0
Add R332
Vm1.1
Vm1.2 Change R165,R265 to 412 from 390
Vm1.3 Change R147,R247 to 1.1k
C336
47uF/25V
+45V
R181 C141
R331
51 1/6W MF 0.1uF 63V CL23B
6K8
D112 Q316
1N4148 2SA970
R180
C147
22K
75pF R179
Q114 56K
KSC2690
R178 Q118
2SC2240
1K
Standby
R177
0.068R/2W C140
22N
R339
L12
33K
1uH
R175 +17V
R174 R176
10R/1W PF
0.068R/2W 3R3/1W PF
D311
1N4148
R329
D310
30K
C139 C142 1N4148
Q116
0.1uF 63V CL23B 22nF/63V CL23B Q315
KSA1220
2SC1815
C148
R330
75pF Q117
T0=80 degree C
2SC5200 C333
N.I.
R173
51 1/6W MF
-45V
R182 C320
56K 1/6W CF 100uF/50V CD110
C138
0.1uF 63V CL23B
R282 C332
56K 1/6W CF 100uF/50V CD110
C137
1uF/63V CL23B
+45V
R281 C241
51 1/6W MF 0.1uF 63V CL23B
D212
1N4148
C247 R280
22K
75pF R279
Q214 56K R321
KSC2690 510 1/2W PF
R278
Q218
2SC2240
1K
R277 D305
0.068R/2W C240
22N
L22 1N4148
1uH
R275
R274 R276
10R/1W PF
0.068R/2W 3R3/1W PF
RL301
JQX-115F/24
C239
Q216 C242
0.1uF 63V CL23B
KSA1220
22nF/63V CL23B
C248
75pF Q217
2SC5200
R273
51 1/6W MF
-45V
C238
0.1uF 63V CL23B
R272
1M 1/6W CF
C237
1uF/63V CL23B
CB31 CZ31
1 1
R283 220/2W FP +35V 2 2
3 3
R183 220/2W FP 4 4
5 5
+45V -45V
Headphone
C324** C323**
10000uF/50V 10% 10000uF/50V 10% R188 R288
100/2W/FP 100/2W/FP
HEADPHONE CIRCUIT Vm1.0
PCB-5: HEADPHONE BOARD Vm1.0
+/- 45V Supply
To Power Board
Date APPRO.
THE INFORMATION CONTAINED IN THIS DRAWING IS THE SOLE PROPERTY OF
NAD ELECTRONICS INTL.. ANY REPRODUCTION IN PART OF WHOLE WITHOUT
THE WRITTEN PERMISSION OF NAD ELECTRONICS INTL. IS PROHIBITED
Document
HS4_C315BEE_B007_Vm1.3_AMP.SCH
Number:
C315BEE
Project:
Drawn PL Checked
by: by:
Date: Date:
+45V
R342
4.7K,1/2W,FP
C338
0.22uF
C334 C335
100uF/16V 0.47uF/50V
CB35
Protection Module
R332
10
0.22uF
C327
1
2
3
4
SPKOUT
BINDING POST
JK31
N8C320D03
PHONES SOCKET
NAD
Sheet: 1 / 3
State: Vm
PTA Checked Approved
by: by:
Date: Date: