Schematic Diagram - NAD C 315bee Service Manual

MAIN CIRCUIT Vm1.3
PCB-1:MAIN BOARD Vm1.0
D101
1N4148
RCA31A
R101
DISC L
L
470
C101
R102 100p
DISC
1M
RCA31B
R201
DISC R
R
C109
470
C201 0.47uF
R202
100p
1M
R118
RCA31C 220K
R103
CD L 100pF/250V/NP0
L
470
C102
R104
100p
CD
1M
RCA31D
R203
CD R
R
470
C202
R204
100p
1M
RCA32A
R105
VIDEO L
L
470
C103
R106
100p
VIDEO
1M
RCA32B
R205
VIDEO R
R
470
C203
R206 100p
1M
RCA32C
R107
AUX L
L
470
C104
R108 +17V
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
C107
10uF 10uF
100p
R114 220K
D201
R13 220K
REC Q120 R194
1N4148
+17V
2SC2878
R12 100K 510
R11 8.2
RCA33F C21 C22
R213
REC R
R
470
10uF 10uF C207
100p
R214 220K
C209
0.47uF
R23 220K
R294
Q220
+17V
2SC2878
R22 100K 510
R218
220K
R21 8.2
100pF/250V/NP0
R115
MP L
470
C108
CB54 R116
100p
L
3
1M
MP
2
R215
1 MP R
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+
Remote mute
R309
680
Protection
Standby
+5V
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).
D102
1N4148 R121 +17V
330K 47uF/25V
C115
C111
0.1uF R134 C149
3901% MF
C116
R119 Q102 R137
0.1uF 63V
2SA970 1K5 MF 1%
390k
Q103
R131
2SD667A
Q101
3K MF 1%
R125
2SC2240 C112
R120
47pF/250V 2K2 R136 C145
220K
220
22nF RT32A
BASS POT
C110 D103 R128 10KA
1N4148 33 C120
R139
R124
20K 1u 5%
470 MF 1%
R129
10
R138
D104 412 MF1%
R123
R343 1N4148
750 MF 1%
100,1/6W
C121
Q104 1
2SB647A OFF 2 470P
R126 ON 3 SW31A
C337 4.7K C114 TONE DEFEAT SW
39pF 0.1uF
-17V
R127
4.7K
IP SEL DATA
IP SEL CLK
D202 C215
R221
1N4148 +17V 47uF/25V
330K
C211 R234
0.1uF 390 MF 1% C249
Q202 R237 N.I
C216
2SA970 1K5 MF1%
0.1uF
R219
Q203
390k R231
2SD667A
3K
C212 R225 R292
R220
47pF 2K2 R236 C245 15K
Q201 220K
220
2SC2240 22nF
RT32B
C210 D203 R228 BASS POT
1N4148 33 C220 10KA
R239
R224
20K 1u 5%
470 MF 1%
R229
10
R238
R223 D204 412 MF 1%
750 MF 1% 1N4148
Q204 C221
4
2SB647A OFF 5 470P 250V
R226 ON 6 SW31B
4.7K C214 TONE DEFEAT SW
0.1uF
-17V
R227
4.7K
Q308 R317 +35V
KSC2690 33 1/2W FS
C311
47uF/25V R319
680
C313
R316
330p
680
Q306
2SC1815
D302
1N4148
R312 2K2
1 3
C314** C329
C328
0.1uF 220uF 50V 2200uF,50V D307
DB104
R313
Q305
2SA970-BL C330
C315**
680 R315
220uF 50V 2200uF,50V
680
C310
C312
330p
R318
680
Q307
R314
KSA1220 -35V
33 1/2W FS
R187
47,1/2W,FS
C143** R162
220uF 4K7 1W FP
R153
240 1/6W CF
C128
R195
47uF/25V Q121
R163
2SA970
4K7 1/2W FP
1K 1/6W CF
VR102 Q109
N.I 20K,5% R189 2SA970
Q110
R151 R150 390 2SA1015
10K 1/6W CF 10K 1/6W CF C146 R17
Q122
47pF 820
KSC2690 R165
R149 412 1/6W CF
R192 100 1/6W CF
15K,1/6W
R196
C126 Q108 VR103
3K3
+17V R142 10uF 50V C127 2SC2240 2K
22K 1/6W CF 0.1uF 63V
R15
Q111 R158 R166
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
C122 Q106 2SA970
R143
C13 0.1uF 2SC2240
100 1/6W CF
C144
R156 R168
10pF
R140 R154 2.2K 1/6W CF 1K 3W FP
10uF C125
220 1/6W CF
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
R146
2SC2878 C134
C124 470 1/6W CF 0.1uF
220uF/10V +17V
R193 R190
-45V
510
3.3K/1W
D113
4.7V
-17V
0.1uF
C135
VOLUME POT
RT33B RT33A
CB34 CZ34 20KB 20KB RT33C
MOTOR
1 9
2 8
3 7
4 6
5 5
6 4
7 3
8 2
9 1
Volume
POT CIRCUIT Vm1.0
PCB-3: POT BOARD Vm1.0
R287
47,1W,FS
C243**
220uF
R253
240 1/6W CF
C228
47uF/25V
R295
Q221
2SA970
1K 1/6W CF Q209
R289 2SA970
Q210
R251 R250 390 2SA1015
10K 1/6W CF 10K 1/6W CF C246
R27
Q222
47pF
820
KSC2690
R249
100 1/6W CF
Q208 R296
3K3 VR203
+17V C226 2SC2240
R242
10uF 50V C227 2K
22K 1/6W CF
0.1uF 63V
R25
Q211 R258
100K 2SA1360 100K 1/6W MF
D205
1N4148
R248
1K
R24 R26 R241
8.2 220K 22K
Q207
Q206
2SA970
C222
2SC2240
R243
C23 0.1uF
100 1/6W CF
C244
R256
10pF
R240 2K2 1/6W CF
R254
10uF C225
220 1/6W CF
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
R290
-45V
R293
3.3K/1W
510 D213
4.7V
-17V
0.1uF
C235
D303
R320
22K
1N4001
IC31
AMS1117-5.0 +5V
3 2
C322 C321
1000uF/16V 100uF/16V
3 1
D306
DB104
CB32
+/- 17V and 5 V Supply
To Power Board
REV.
Change C327 to 0.22uF
Vm1.0
Change R330 to 80 degree
Vm1.0
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
C131
D112 Q316
1N4148 2SA970
R180
47uF 63V CD110 C147
22K
75pF R179
Q114 56K
KSC2690
R164 R178
Q118
27 1/6W CF
2SC2240
1K
R177
0.068R/2W C140
22N
L12
VR101
100
1uH
R175
Q113 R174 R176
10R/1W PF
KSC2690 0.068R/2W 3R3/1W PF
R329
30K
C139 C142
Q116
0.1uF 63V CL23B 22nF/63V CL23B
KSA1220
C148
R330
75pF Q117
T0=80 degree C
2SC5200
C133**
220uF 63V CD110 R173
51 1/6W MF
-45V
C138
0.1uF 63V CL23B
R172
1M 1/6W CF
IC11A
TL082D
C137
1uF/63V CL23B
R171
1M 1/6W CF
C136
1uF/63V CL23B
+45V
R262 R281 C241
4K7 1W FP 51 1/6W MF 0.1uF 63V CL23B
C231
D212
1N4148
R263 47uF 63V CD110 C247 R280
4K7 1/2W FP 75pF R279 22K
Q214 56K
KSC2690
R264 R278
Q218
27 1/6W CF
2SC2240
1K
R277
R265
412 1/6W CF 0.068R/2W C240
22N
L22
VR201
1uH
100
R275
Q213 R274 R276
10R/1W PF
KSC2690 0.068R/2W 3R3/1W PF
R266
360 1/6W CF
C239
Q216 C242
0.1uF 63V CL23B
KSA1220 22nF/63V CL23B
R267 C248
1K 1W FP 75pF Q217
C233** 2SC5200
R268 220uF 63V CD110 R273
1K 3W FP 51 1/6W MF
-45V
C238
0.1uF 63V CL23B
R272
1M 1/6W CF
IC21A
TL082D
C237
1uF/63V CL23B
R271
1M 1/6W CF
C236
1uF/63V CL23B
R283 220/2W FP
R183 220/2W FP
+45V -45V
C324** C323**
10000uF/50V 10% 10000uF/50V 10% R188
100/2W/FP
+/- 45V Supply
To Power Board
DESCRIPTION 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
Number:
Project:
Drawn
by:
Date:
Standby
R339
33K +45V
+17V
R342
D311 4.7K,1/2W,FP
1N4148
D310
1N4148
Q315
2SC1815
C333
C338
N.I.
0.22uF
R182 C320
56K 1/6W CF 100uF/50V CD110 C334 C335
100uF/16V 0.47uF/50V
R282 C332 CB35
56K 1/6W CF 100uF/50V CD110 Protection Module
R332
10
0.22uF
C327
R321
510 1/2W PF
D305
1N4148
RL301
JQX-115F/24
1
2
3
4
SPKOUT
BINDING POST
CB31 CZ31 JK31
N8C320D03
1 1
+35V 2 2
3 3
4 4
5 5
Headphone
R288
100/2W/FP
PHONES SOCKET
HEADPHONE CIRCUIT Vm1.0
PCB-5: HEADPHONE BOARD Vm1.0
NAD
HS4_C315BEE_B007_Vm1.3_AMP.SCH Sheet: 1 / 3
C315BEE
State: Vm
PL Checked PTA Checked Approved
by: by: by:
Date: Date: Date: