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7-17. SCHEMATIC DIAGRAM – AMP SECTION –
(J3000)
CN102
13P
(J3000M)
(J3000)
15P (J3000)
R109
1k
OP-BATT
R106
1k
AMP-ON
O-MUTE
I-PROTECT
POWER-ON
CD-ON
UNREG
VP-GND
CD-D-GND
(Page 29)
A-GND
P-VDD(7V)
D-VDD(3.3V)
CD-P-GND
MT-GND
SW_9V
CX-J3000/J3000M
All manuals and user guides at all-guides.com
•
See page 38 for IC Block Diagrams.
POWER AMP
IC201
LA4600
C233
R234
4.7k
1000
16V
C213
1 50V
C214
1 50V
C234
1000
R232
16V
470k
C220
0.001
R225
18k
R226
18k
C225
R201
R269
4.7
50V
10k
1k
R202
10k
C226
R270
4.7
1k
50V
R256
Q251,252
MUTING
Q251
R251
R252
Q252
JW115
2SC3052F
2.2k
2.2k
2SC3052F
0.01
1-LF
1-LF
C210
R278
10
47k
50V
C160
Q253
2200
2SA1235
25V
F
MUTING
JR204
R279
CONTROL
R277
0
22k
1M
R122
R111
4.7k
4.7k
C108
47
25V
R112
3.9k
(J3000)
5.6k
(J3000M)
R113
2.2k
Q157
2SB1375
R107
100
D176
1SS133T
-77
R169
47k
R170
100
Q157,158
R110
100
+3.3V REGULATOR
R162
1k
D170
1SS133T-77
Q158
2SC3052F
T1-LF
D164
1SS133T-77
C169
R171
470
470
10V
IC202
STK433-030
(J3000/J3000M:RU)
STK433-060
(J3000M:E51,MX)
POWER AMP
R219
R220
1
1
R235
R258
4.7k
47k
R217
47k
C218
10p
C217
10p
R257
R212
47k
100k
Q254
2SC3052F
R254
R253
R255
1-LF
47k
∗
∗
47k
STANDBY
SWITCH
C208
C207
C219
R213
22
22
100
100k
50V
50V
10V
C211
10
50V
∗ R253,254
1.2k
(J3000M:E51,MX)
R259
100
1.5k
(J3000/J3000M:RU)
C209
C238
∗
∗
∗ C209,238
100 35V
(J3000)
100 50V
(J3000M)
R119
R233
2.2k
100
Q104
C107
2200 35V
2SA1235
47
F
R237
R236
2200 50V
10V
33k
10k
POWER ON
MUTING
D106
R118
1SS133T-77
2.2k
R154
R155
10k
2.2k
R120
R117
47k
22k
C159
C106
220
1
16V
50V
C104
R156
22
3.3k
50V
(J3000)
Q154
2SA1296GR
B+ SWITCH
R166
470
R164
R163
470
R167
100
Q155
DTC114YKA-T146
R168
CD/VCD ON
100
SWITCH
Q160
2SC3052F
T1-LF
LOW BATTERY
R174
DETECT
C168
D163
R173
100
MTZJ-T-77-3.3A
470k
10V
D173
MTZJ-77-3.3A
35
35
R210
15k
D202
1SS133T-77
R209
15k
D201
1SS133T-77
R207
D204
C249
10k
1SS133T-77
0.1
Q201
2SA1235
R208
F
10k
Q202
2SA1235
F
Q201,202
OVER LOAD
R206
R205
DETECT
1k
1k
R203
0.22
2W
TH202
R218
R204
47k
R272
0.22
47k
2W
D205
R221
1SS133T-77
10k
R216
22k
Q204
2SC3052F
1-LF
C257
C258
Q203
0.33
0.33
2SC3052F
Q206
1-LF
R211
2SC3052F
470k
PROTECT
1-LF
C227
C228
0.33
0.33
DETECT
THERMAL
Q205
Q207
DETECT
2SC3052F
2SA1235
R267
R268
1-LF
2.2
2.2
MTZJ-77-5.1B
1/2W
1/2W
Q204,205,207
R280
DC DETECT
10k
C155
C170
R273
0.1
0.1
47 1/2W (J3000M)
C201
68 1/2W (J3000)
R247
∗
2.2k
C156
C171
1/2W
0.1
0.1
R238
4.7k
S
C157
C172
Q208
0.1
0.1
2SK2541-T
R241
R248
C202
4.7k
2.2k
PROTECT
∗
C237
1/2W
C158
C173
0.1
SWITCH
0.1
0.1
(J3000)
∗ C201,202
(J3000M:RU)
(EXCEPT J3000M:RU)
JW001
(J3000M)
R115
1k
D104
1SS133T-77
Q151
Q101
2SB1375
2SB1375
47k
C162
R159
D160
R157
R101
D101
R103
0.1
4.7k
1SS133T-77
100
100
1SS133T-77
4.7k
Q102
2SC3052F
T1-LF
Q152
R160
C161
2SC3052F
1.5k
0.001
T1-LF
C101
0.001
R158
R102
68
68
Q153
1k
2SC3052F
Q103
T1-LF
2SC3052F
C163
R161
T1-LF
220
470
16V
Q151-153
Q101-103
+7V REGULATOR
+9V REGULATOR
CX-J3000/J3000
CN201
11P
(J3000M)
13P (J3000)
L-IN
S-GND
R-IN
HP-GND
UNREG
R-
L-
R1+
L1+
SW_7V
(Page 32)
A-GND
R222
R2+
1k
L2+
(J3000)
R231
10k
W104
W103
W102
D203
W101
(Page 23)
CN206
1P
(J3000)
Q209
2SA1235
B+ SWITCH
(Page 26)
CN202
(J3000M)
5P
(J3000M)
8P
(J3000)
AC1
AC-GND
AC2
AC3
AC4
AC/DC
(Page 37)
AC-OP
BATT-GND
(J3000)
EP201
R116
1k
(CHASSIS)
D105
1SS133T-77
D102
MTZJ-77-6.8B
C102
0.1
R104
1.5k
R105
470
C103
100
16V
The components identified by mark 0 or dotte
line with mark 0 are critical for safety.
Replace only with part number specified.
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