Schematic Diagram - Main Section (2/4) - Aiwa CX-JV4 Service Manual

Compact disc deck receiver
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6-15. SCHEMATIC DIAGRAM – MAIN Section (2/4) –
(2/4)
OUT-L
C184
1
50V
OUT-R
R192
R191
L-MUTE
3.2k
120k
CD-VM
CD-VM
4V
D181
R190
4V
1SS355
VSS
VSS
VDD
VDD
F1
F1
F2
F2
HOLD
HOLD
VM
VM
-VFL
-VFL
O-POWER
R187
O-POWER
O-MUTE
(Page 36)
O-MUTE
V-STBY
V-STBY
CD-A-GND
TU/AUX-A-GND
FR-D-GND
FUNC-A-GND
SP-A-GND
CD-P-GND
CD-D-GND
FR-A-GND
R186
47k
A1
A2
HOLD
R188
VCC
18k
A3
A4
A5
A6
(Page 34)
A7
A8
A9
R123
Q186
6.8k
2SA1235
R119
2.2k
R117
R121
C105
C181
2.2k
1k
2.2
R183
1
R193
50V
3.9k
50V
15k
R109
Q101
100
2SB0792
R194
Q184,185,186
33k
MUTING
CONTROL
Q185
2SA1235
R189
68k
1K
C115
820p
C109
10
R113
Q184
50V
1k
2SA1235
Q105
2SC3052
Q105,107
D101
R115
MC2836
CURRENT
27k
R181
MIRROR
68k
12k
Q181
R127
2SD1306
100
NE
R105
22k
MUTING
R124
6.8k
R120
R118
2.2k
2.2k
C114
R106
R122
33
R182
22k
1k
50V
Q183
12k
Q182
2SA1235
2SD1306
NE
MUTING
MUTING
CONTROL
Q102,104
PRE DRIVE
Q102
R185
2SB0792
68k
C182
C106
R184
1
2.2
3.9k
50V
50V
Q106
2SC3052
R114
Q106,108
1k
CURRENT
C110
R116
10
MIRROR
27k
50V
R128
R130
100
100
R280
10k
R237
1k
Q231
2SK2937
SWITCHING
D231
R236
R241
S
1SS355
2.2M
3.3k
D232
C232
UDZS-1710B
0.1
Q233
2SA1235
C230
10
R238
R239
63V
2.2k
2.2k
D239
UDZS-175.6B
D235
D241
RK46
1SS355
D236
RK46
Q232
2SK2937
C231
SWITCHING
10
S
63V
D107
Q101,103
R131
MC2838
4.7k
PRE DRIVE
D105
MC2836
Q103
R133
C121
2SB0792
1.8k
0.1
Q117
2SC3052
R137
2.2k
Q117,119
C117
C119
Q119
100p
100p
BIAS
2SC3052
100V
100V
D109
AU-01Z
R125
D103
1.5k
1SS355
R147
0
Q109
2SD0814
CASCADE
Q107
2SC3052
Q111
2SC2910
CASCADE
R129
R141
R143
100
1k
39
R132
4.7k
D108
MC2838
D106
MC2836
R134
1.8k
Q104
2SB0792
Q110
2SD0814
CASCADE
Q118
C116 R126
D110
2SC3052
820p 1.5k
AU-01Z
C122
0.1
Q118,120
C118
C120
R138
Q120
D104
100p
100p
2.2k
BIAS
2SC3052
1SS355
100V
100V
Q108
2SC3052
R148
0
Q112
2SC2910
CASCADE
R140
47k
R142
R144
1k
39
Q281
2SB0792
C281
R242
0.0047
OVER CURRENT
10k
DETECT
R281
2.2k
D243
MC2838
R262
Q234
4.7k
2SC3052
D242
R252
R257
R258
R261
0
10k
47k
47k
4.7k
Q233-235
OUTPUT LEVEL
R246
R247
R248
4.7k
12k
12k
DETECT
R249
R250
R251
R260
R263
R264
R290
R253
4.7k
12k
12k
10k
47k
4.7k
4.7k
47k
D240
R259
UDZS-175.6B
D244
47k
MC2836
R244
Q235
2.2k
2SA1235
R243
1k
THERMAL DETECT
35
35
Q127
FN1016
FINAL DRIVE
R157
100
R153
C125
1.5k
0.01
R161
3.3k
R151
R155
Q129
0.22
1.8k
2SB0792
3W
OVER LOAD
DETECT
R149
0.22
3W
Q125
FP1016
R162
FINAL DRIVE
3.3k
Q128
R159
FN1016
10k
FINAL DRIVE
R158
C126
100
0.01
Q130
R154
R160
R152
2SB0792
1.5k
10k
0.22
OVER LOAD
3W
R156
1.8k
DETECT
R150
0.22
3W
Q126
FP1016
FINAL DRIVE
R282
12k
R283
D281
18k
MC2838
Q282
2SD0814
HOLD
C282
R284
0.022
3.3k
R296
47k
R291
2.2k
R293
R294
R295
R297
120k
120k
47k
47k
Q291
Q292
DTA114EKA
2SB0792
R292
10k
Q291,292
CX-JV4
C241
0.47
(CHASSIS)
C097
0.1
EP099
WH201
(CHASSIS)
5P
GND
R213
4.7k
R-OUT
R-IN
L-IN
L OUT
(Page 39)
D201
R208
1SS355
4.7k
RY201
C213
4700p
R210
Q201
18
2SC3052
RELAY
R211
R202
0
DRIVE
10
R212
R209
0
47k
R201
10
C201
J203
0.1
4P
C203
0.1
+
R203
L
10
-
R204
SPEAKER
10
+
C204
0.1
R
C202
-
0.1
EP001
(CHASSIS)
Q501,502,503
FAN MOTOR
DRIVE
R506
R507
10k
0
Q502
R512
R511
2SA1235F
4.7k
4.7k
R503
8.2k
D501
R505
Q503
MC2838
3.3k
2SA952TP
R502
CN503
220k
3P
R501
Q501
M501
47k
2SC3052
(FAN)
C501
C502
C503
1
R504
47
47
50V
2.2k
25V
25V
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.

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