7-1
7-1
AMP Board --Circuit Diagram
SL-OUT
1
2
3
4
CN300
4p/2.5
AGND
1
2
3
4
5
6
7
CN108
7P
16V-
16V+
+
AC
AC
-
BD102
406
F101
F2AL250V
C1501
3300u/25v
C1502
104
DGND
BD100
4001x4
R119
33K
R100
39
C1517
220u
C1515
104
Q104
8050
R120
4.7k
1
2
CN109
2P
AC12V
AC-12V
VCC+12V
ECO-Power
ECO_VCC
R1378
1K
Q1
9014
R1379
1K
Q2
8550
R1389
100
VCC+12V
STANDBY
1
2
3
CN110
3.95/3P
+
AC
AC
-
DB101
KBL1010G
C1
5
2
4700uF/
35V
C1
5
1
4700uF/
35V
~18V-1
~18V-2
F103
F4AL250V
F102
F4AL250V
3C:6AL250V
3C:6AL250V
B-
G
1
E-S
2
C-d
3
Q113 BUK7509-55A
Q115
BC857B
Q116
BC857B
R130
10k
R113
47K
R140
4.7K
R133
10k
-30V
R174
3.3K
R129
10K
R171
680
Q117
BC847B
R132
10K
+30V
DZ102
BZX79-B27V
DZ103
BZX79-B27V
R173
3.3K
R172
680
B-
G
1
E-S
2 C-d
3
Q114 BUK7509-55A
-28V
+28V
C1
3
9
104
C1
4
0
1
0
4
C153
104M
C155
104M
C154
104M
R159
10K
R160
10k
C135
104j
C134
104j
STANDBY
AGND
FL IN
FR IN
MUTE
1
2
3
4
CN301
8P/2.0
AGND
FL IN
FR IN
DGND
1
2
3
4
5
6
7
CN107
7P
VF1
AC28V+
AC28V-
16V+
16V-
D108
4001
D102
4001
D109
4001
D107
4001
C121
220/50V
C122
220/50V
R151
10K
R150
10K
+30V
-30V
R162
2.2 1/4W
R163
2.2 1/4W
1
2
3
CN102
3P
VF1
VF2
-27V
1
2
3
4
5
CN1
5P
VCC+12V
STANDBY
ECO-Power
TO FAN
DGND
V_FAN
+12V
Q081
8050
R1393
1K
Q080
8550
1
2
CN090
2P
C1514
47/25
R083
4.7K
R084
4.7K
R082
22K
R1392
100
D081
4148
+12V
1
2
3
Vs
s
4
5
6
7
Vcc
8
-
+
-
+
IC1
TL072
C301
104
R331
15K
R334
240K
R332
15K
C304
333
R3
3
6
2.
2K
R335
2.2K
C308
474
C306
104p
C305
104p
C303
333
-2
8
V
C307
474
C302
104
R333
240K
+2
8
V
L-O
R-
O
DZ2
12V
DZ1
12V
C1
47uF
C2
47uF
L-IN
R-IN
MUTE
R313 1.5K
Q300
BC817B
R303
4.7K
R300
4.7K
L303
JRH0349
L304
JRH0349
VSSA2
1
VDDA2
3
VSSD
24
ST
ABL
18
PROT
13
SUB/VSSD
19
VDDP2
23
VSSP2
20
BOOT2
22
OUT2
21
OUT1
16
BOOT1
15
VSSP1
17
VDDP1
14
MODE
6
OSC
7
VSSA1
12
VDDA1
10
IN1+
8
IN1-
9
SGND1
11
SGND2
2
1N2+
5
IN2-
4
IC300
TDA8920BTH
C355
104
C356
104
C360
104
C374
104/100V
C361
104
C363
104
C364
104
Vs
s
A2
VddA2
Vddp2
C379
153
C383
684(M)
C373
104
R312
22
C377
153
C382
684(M)
C362
104
R311
22
SR-OUT
C347
220P
C341
474
C339
474
R305
5.6K
R309
5.6K
L300
47uH
L301
47uH
C371
104
C370
104
C381
153
C392
224
C376
104/100V
C345
220P
R308
5.6K
R306
5.6K
C344
474
C342
474
C331
102
C332
102
C333
102
C335
102
C336
102
C330
102
C324
102
C326
102
C327
102
C329
102
R318
10
R317
10
C348
220P
C350
220P
C353
220P
C354
220P
Vddp2
Vssp2
Vssp2
Vddp2
C388
470uf/35v
C387
470uf/35v
C384
22uf/100V
C367
104
C368
104
R319
10
R320
10
+28V
-28V
C390
1000uf/35v
C389
1000uf/35v
V
ssp2
R314
22K
R315
22K
R310
22
C359
104
R316
30k
R304
5.6K
DZ300
5.1V
C338
100UF/16V
-28V
+28V
SPGND
SPGND
C300
10uF
SL-
O
UT
SR-
O
UT
R338
X
R339
X
L-O
R-O
AGND
L-IN
R-IN
L-IN
R-IN
VF2
R175
560/0.5W
C393
47UF/35V
DZ301
27V
-28
+28
1
2
CN111
2P
D110
4148
R340
100
R341
100
DZ302
5.1V
R342
15
+28V
+28V
C394
10uF/16V
Q301
9014
Q302
8550
R343
4.7K
R345
1k
R344
47K
STANDBY
STANDBY
OUT
2
GND
1
IN
3
IC2
7805
C398
104
C397
104
C395
E47UF/25V
C396
100UF/16V
ECO+5V
ECO+5V
R346
4.7 1/2W
R347
22K
Summary of Contents for MCM906
Page 9: ...2 2 Malfunction follow check chart ...
Page 12: ...Wiring Diagram 4 2 4 2 ...
Page 14: ...5 2 5 2 VFD Display Board Layout Diagram ...
Page 16: ...Prepositive Board Layout Diagram 6 2 6 2 ...
Page 18: ...7 2 7 2 AMP Board Layout Diagram ...
Page 22: ...Tuner Board Layout Diagram 10 2 10 2 ...
Page 27: ...11 5 11 5 Decoder Board Layout Diagram TOP ...
Page 28: ...11 5 11 5 Decoder Board Layout Diagram Bottom ...
Page 29: ...12 1 12 1 Explode View ...