6
5
4
3
1
B
C
D
E
F
G
H
I
J
A
7
KS-AX4700
2-4
+15V
+15V
+15V
+15V
U101A
+
-15V
+15V
+15V
-15V
-15V
-15V
-15V
-15V
Q200
K117
Q100
K117
C100
330/25V
C214
C215
C216
C217
C117
C116
C115
C114
MUTE
P2
TM0009-00
SW101B
JSS2319
SW101A
JSS2319
Q204
A1266GR
Q104
A1266GR
Q202
C3198GR
Q102
C3198GR
Q114
B778
Q111
A1220A
Q214
B778
Q210
A1220A
Q203
A1266GR
Q110
A1220A
Q105
A1023Y
Q103
A1266GR
Q205
A1023Y
Q211
A1220A
Q215
B778
Q115
B778
Q113
D998
Q109
C2690A
Q212
D998
Q208
C2690A
Q117
C3198GR
Q116
C3200GR
Q201
C3198GR
Q108
C2690A
Q106
C1027Y
Q107
C3200GR
Q101
C3198GR
Q207
C3200GR
Q206
C1027Y
Q216
C3200GR
Q209
C2690A
Q213
D998
Q112
D998
Q217
C230
4.7/50V
C131
4.7/50V
C151
220/16V
C107
4.7/50V
C101
4.7/50V
C202
4.7/50V
C201
4.7/50V
C207
4.7/50V
C234
10/16V
C133
10/16V
C130
4.7/50V
C139
100/16V
C134
10/16V
C239
100/16V
C233
10/16V
C102
4.7/50V
C231
4.7/50V
JA01-B
DJB-552S
JA01-A
DJB-552S
VR102A
20KB
VR102B
20KB
VR101A
20KB
VR101B
20KB
U106A
NJM2068LD
U106B
NJM2068LD
U105A
NJM2068LD
U103B
NJM2068LD
U105B
NJM2068LD
U101-B
NJM2068LD
U102B
U102A
NJM2068LD
U103A
NJM2068LD
U104B
NJM2068LD
U104A
NJM2068LD
R151
0.1/3W
R153
0.1/3W
R150
220
R249
220
R252
0.1/3W
R253
0.1/3W
R159
680/2W
R259
680/2W
R217
100K
R221
30K
R222
30K
R214
1K
R216
20K
R223
30K
R218
5.6K
R219
470K
R224
62K
R230
10K
R130
10K
R106
24KF
R105
24KF
R115
1K
R113
1K
R124
62K
R103
22KF
R213
1K
R215
1K
R119
470K
R118
5.6K
R123
30K
R255
1.5K
R256
15K
R116
20K
R114
1K
R202
21.5KF
R112
30KF
R111
11KF
R110
15KF
R201
22KF
R232
22KF
R245
2.7K
R109
1.3KF
R157
56K
R242
1K
R240
22
R241
22
R212
56KF
R203
22KF
R104
470
R238
22
R210
15KF
R239
22
R237
1K
R209
1.3KF
R208
1K
R257
56K
R156
15K
R158
4.7/0.5W
R155
1.5K
R147
12KF
R131
5.6KF
R148
560F
R136
1K
R149
220
R143
47
R146
47
R233
1K
R144
3.9K
R134
5.6K
R235
5.6K
R135
5.6K
R133
1K
R108
1K
R137
1K
R139
22
R206
24KF
R138
22
R141
22
R140
22
R142
1K
R145
2.7K
R234
5.6K
R244
3.9K
R246
47
R132
22KF
R243
47
R236
1K
R248
560F
R247
12KF
R250
220
R254
0.1/3W
R251
0.1/3W
R122
30K
R258
4.7/0.5W
R121
30K
R152
0.1/3W
R231
5.6KF
R101
22KF
R102
21.5KF
R117
100K
R211
12K
R154
0.1/3W
C142
104P
C192
473P
C295
473P
C195
473P
C211
47P
C212
224(M)
C205
100P
C104
22P
C113
183(M)
C213
183(M)
C112
224(M)
C111
47P
C294
473P
C108
68P
C135
150P
C194
473P
C206
22P
C136
473(M)
C140
150P
C208
33P
C132
100P
C193
473P
C237
150P
C138
56P
C105
100P
C141
104(M)
C137
150P
C240
150P
C106
22P
C238
56P
C232
100P
C236
473(M)
C235
150P
C241
104(M)
C293
473P
C103
103P
C291
473P
C191
473P
C292
473P
D201
1N4148
D101
1N4148
BASS BOOST(50Hz,0-12dB/oct)
(80Hz,12dB/oct)
LPF-FLAT-HPF
"NP"
PPS039-01
+15V
-15V
HPF
FLAT
LPF
L-IN
R-IN
+15V
-15V
HPF
FLAT
LPF
473(M)
473(M)
473(M)
104(M)
C3198GR
473(M)
473(M)
473(M)
104(M)
1
1
1
1
1
1
2
2
2
2
2
2
3
3
3
3
3
3
4
4
8
8
8
8
8
8
4
4
5
5
6
6
7
7
5
5
5
5
6
6
6
6
7
7
7
7
4
4
PROTECTION
NJM2068LD
Caution
If electricity is connected during disassembly, it must be a no load current. If it is load
current, be sure to attach a heat sink to the power-amp IC. This will be damaged if the
above precautions are not followed, as it does not have a sub heat sink attached to it.
Indicates main signal path
MAIN PCB [2/2] circuit diagrams
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
