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5-19. SCHEMATIC DIAGRAM – AUDIO Board (2/2) –
I-V
A1
CONVERSION
A2
IC120
OPA2132UA/2K5
A3
A4
VEE
C166
C111
I-V
10
63V
CONVERSION
VCC
C165
IC150
OPA2132UA/2K5
A5
R107
220
R151
A6
820
C150
A7
3300
100V
VEE
C211
10
I-V
63V
CONVERSION
IC220
OPA2132UA/2K5
C210
0.1
C251
3300p 100V
R257
A8
1.8k
R253
820
A9
R204
220
A10
VEE
I-V
CONVERSION
C266
VCC
IC250
10
A11
OPA2132UA/2K5
50V
A12
C265
(Page
10
50V
46)
R254
1.8k
R251
820
C250
3300p
100V
I-V
CONVERSION
IC320
OPA2132UA/2K5
A13
A14
C311
10
63V
A15
R307
C351
220
3300p 100V
R357
1.8k
A16
A17
R353
820
C366
10
50V
VEE
C365
10
I-V
50V
CONVERSION
C354
VCC
3300p
IC350
100V
OPA2132UA/2K5
R351
820
R354
R355
1.8k
C350
3300p 100V
1.8k
A18
A19
C120
3300
100V
R121
820
R127
1.8k
C122
R128
R124
3300p
1.8k
VEE
1.8k
100V
C124
C116
3300p
R129
100 63V
100V
1.6k
VCC
C136
10
C125
1000p
100V
63V
C135
10
63V
C115
R126
100
1.6k
R123
820
63
C123
R125
C137
1000p
1.8k
47 63V
C121
3300 100V
100V
R153
R157
820
1.8k
C151
R158
3300
1.8k
100V
R159
C167
1.6k
47 63V
AUDIO FILTER,
10
C154
63V
BUFFER
3300p
100V
VCC
10
C152
63V
R154
R156
3300p
1.8k
1.6k
100V
R155
C153
VEE
1.8k
1000p
100V
C238
10 50V
IC151
OPA2132UA/2K5
C220
R227
3300p 100V
1.8k
R221
R228
820
1.8k
C225
1000p
AUDIO FILTER,
100V
BUFFER
R229
IC221
1.6k
OPA2132UA/2K5
C236
10
63V
C224
3300p
VCC
100V
C235
10
63V
C222
3300p
VCC
R224
100V
R226
VEE
1.8k
1.6k
C223
R225
1000p
1.8k
100V
R223
820
C216
47
63V
C221
R258
C237
3300p 100V
1.8k
10 63V
C268
C215
C255
10 63V
47
1000p
63V
100V
R259
C267
1.6k
10 63V
AUDIO FILTER,
C254
BUFFER
3300p
100V
IC251
OPA2132UA/2K5
C252
VCC
3300p
100V
R256
VEE
1.6k
C253
C338
R255
1000p
10 63V
1.8k
100V
C320
3300p
100V
R327
R328
R330
1.8k
1.8k
3.3k
R321
820
R329
1.6k
AUDIO FILTER,
C324
BUFFER
3300p
IC321
100V
OPA2132UA/2K5
C322
3300p
VCC
100V
R326
VEE
1.6k
R324
R331
1.8k
VEE
C336
2.7k
VCC
10
63V
C323
C326
0.001
R325
4700p
100V
C335
1.8k
100V
10
63V
C316
47 63V
R323
820
C315
47 63V
C321
3300p 100V
R358
C337
1.8k
10 63V
R359
C355
1.6k
0.001
C368
100V
10
AUDIO FILTER,
63V
C367
BUFFER
10 63V
IC351
OPA2132UA/2K5
VCC
R361
C356
2.7k
4700p
C352
100V
3300p
VEE
100V
C353
R356
0.001
R360
1.6k
100V
3.3k
C138
47
63V
AUDIO FILTER,
BUFFER
IC121
OPA2132UA/2K5
VCC
C127
VEE
220p
100V
Q391,393
R131
R132
R130
2.7k
3.3k
MUTING
3.3k
CONTROL SWITCH
Q392
C126
4700p 100V
RN2405-TE85L
RELAY
DRIVE
R392
D390
220k
UDZ-10B
C168
47 63V
D391
1SS352-TPH3
Q391
DTC114EKA-
T146
FR390
4.7
R390
22k
C157
220p
R161
100V
2.7k
R162
C156
R160
3.3k
4700p
100V
3.3k
C131
2200p
C227
220p
100V
C133
R231
R232
2200p
2.7k
3.3k
C132
0.047
250V
C226
R230
4700p
3.3k
100V
C130
100
63V
1SS352-TPH3
C160
100
63V
C162
0.047
250V
C163
2200p
C161
2200p
C231
4700p 100V
C230
100
63V
C257
1SS352-TPH3
R261
220p
R262
2.7k
100V
3.3k
C260
C256
R260
100
4700p
3.3k
63V
100V
C261
4700p
100V
C331
4700p
100V
C330
100
63V
D315
1SS352-TPH3
C327
220p
C360
100V
100
63V
R332
C361
3.3k
4700p
100V
Q351
Q350-352
DTA144EKA-T146
SUB WOOFER
GAIN CONTROL
R309
C357
22k
220p 100V
R362
3.3k
R308
22k
R367
3.3k
Q350
2SC3624A-
R319
R318
T2L15L16
3.3k
220k
Q352
DTC114EKA-T146
47
47
R373
C370
R371
C371
R375
68k
100p
33k
100p
56
R370
68k
FR392
C372
Q370
220
R372
33k
470
2SC3624A-
10V
T2L15L16
MUTING
R374
Q393
4.7k
DTA144EKA-
T146
FR391
220
C392
220
VEE
16V
HEADPHONE
AMP
C391
220
IC23
16V
VCC
NJM4580E-D
R384
R391
R394
4.7k
22k
1k
C390
R393
C382
R382
33k
0.1
100k
C394
470
1000p
10V
C380
R383
R385
Q380
100p
68k
C381
56
2SC3624A-
100p
T2L15L16
R380
33k
MUTING
L390
L391
L392
220µH
220µH
6.8µH
R136
10
R166
10
R134
10
R135
10
-2
RY101
C117
D115
0.1
-1
R164
R165
10
10
R234
10
R235
L250
R266
10
100µH
470k
R236
L220
470k
100µH
-2
RY201
C217
D215
0.1
-1
R264
10
R265
10
R334
10
R335
L350
R366
10
470k
100µH
R336
L320
100µH
470k
-2
RY301
C317
0.1
-1
R364
10
R365
10
SCD-XA333ES
CN101
3P
+12V
G
-12V
(Page 53)
CN390
4P
+12V
G
-12V
(Page 53)
L370
CN393
6.8µH
3P
R
L
G
L393
(Page 50)
6.8µH
L380
6.8µH
CN201
3P
+12V
G
-12V
(Page 53)
CN173
3P
G
G
G
(Page 53)
J171
2P
R
J171
2CH OUT
L
J170
6P
R
FRONT
ANALOG
L
R
J170
SURR
5.1CH OUT
L
SUB WOOFER
CENTER
CN301
3P
+12V
G
-12V
(Page 53)
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