Read JBL MS 8 Service Manual online
1
2
3
4
5
6
A
B
C
D
6
5
4
3
2
1
D
C
B
A
3
1
2
D13
BAV70/SOT
R59
3.3k
3.3k
C75
47pF
47pF
C40
0.22uF/1206
Q39
MMBT3904
MMBT3904
SX30
0603ESDA
3
1
2
D14
BAW56/SOT
1
TP6
TEST POINT
R390
1k
1k
C41
0.22uF/1206
8
7
J2D
RCA JACK, OCTAL
SX17
0603ESDA
4
3
J2B
RCA JACK, OCTAL
2
1
J2A
RCA JACK, OCTAL
C76
47pF
47pF
SX41
0603ESDA
3
1
2
D6
BAV70/SOT
R389
1k
1k
Q40
MMBT3904
MMBT3904
1
TP12
TEST POINT
SX23
0603ESDA
SX18
0603ESDA
R369
1k
1k
R72
10.0k 1%
SX40
0603ESDA
C72
47pF
47pF
R74
10.0k 1%
R76
10.0k 1%
3
1
2
D12
BAW56/SOT
SX24
0603ESDA
R391
1k
1k
R354
1k
1k
R353
1k
1k
R78
10.0k 1%
R370
1k
1k
R73
10.0k 1%
10.0k 1%
SX19
0603ESDA
C71
47pF
47pF
R392
1k
1k
SX38
0603ESDA
C70
47pF
47pF
C53
0.22uF/1206
Q17
MMBT3906
MMBT3906
R75
10.0k 1%
10.0k 1%
R77
10.0k 1%
10.0k 1%
SX21
0603ESDA
R79
10.0k 1%
10.0k 1%
3
1
2
D4
BAV70/SOT
3
1
2
D3
BAW56/SOT
1
TP13
TEST POINT
Q41
MMBT3904
MMBT3904
C39
0.22uF/1206
R355
240
240
C69
47pF
47pF
SX31
0603ESDA
3
1
2
D11
BAV70/SOT
SX22
0603ESDA
R60
3.3k
3.3k
Q19
MMBT3906
MMBT3906
Q20
MMBT3906
MMBT3906
R393
1k
1k
R363
1k
1k
C56
0.22uF/1206
0.22uF/1206
R14
56.2k
56.2k
R55
3.3k
3.3k
R394
1k
1k
Q18
MMBT3906
MMBT3906
R56
3.3k
3.3k
R361
1k
1k
R364
1k
1k
R366
240
240
R16
56.2k
56.2k
R15
56.2k
56.2k
SX33
0603ESDA
R365
240
240
C42
0.22uF/1206
Q42
MMBT3904
MMBT3904
C73
47pF
47pF
R12
56.2k
56.2k
R356
240
240
R10
56.2k
56.2k
SX39
0603ESDA
C54
0.22uF/1206
1
TP7
TEST POINT
SX20
0603ESDA
3
1
2
D5
BAW56/SOT
C74
47pF
47pF
R388
1k
1k
R359
1k
1k
6
5
J2C
RCA JACK, OCTAL
R360
1k
1k
R17
56.2k
56.2k
R371
1k
1k
R11
56.2k
56.2k
R362
1k
1k
C55
0.22uF/1206
R372
1k
1k
R13
56.2k
56.2k
R395
1k
1k
SX32
0603ESDA
AGND
12V
AGND
12V
AGND
VCAR
AGND
AGND
AGND
VCAR
AGND
VCAR
AGND
AGND
AGND
VCAR
AGND
AGND
AGND
AGND
12V
12V
12V
12V
spkr_rin2-
spkr_rin2+
spkr_lin2-
spkr_lin2+
spkr_lin1-
spkr_rin1-
spkr_lin1+
spkr_rin1+
R2+
R2-
L2+
L2-
L1+
L1-
R1+
R1-
RIN2
LIN2
LIN1
RIN1
CH3
CH4
CH7
CH8
DW GNO:
PART NO:
PART NAME:
PRODUCT MODE:
SCALE: 1:1
UNIT: MM
SIZE:
REV:
DRAWN BY:
CHECKED BY:
APPROVED BY:
DATA:
DATA:
DATA:
DESCRIPTON
DATA
APPROVED
DESCRIPTON
REV
REV
Place
Place
DATA
EVR
Audio Input,Autosense
MS-8 MAIN AMP
T4
ChengHao
2009.09.08
Sheet 13 of 18
B
12
12
12
12
12
12
12
12
8
8
8
8
14
14
14
14
14
14
14
14
+
5
-
6
OUT
7
U38B
TL074ID
+
10
-
9
OUT
8
U38C
TL074ID
+
12
-
13
OUT
14
U38D
TL074ID
+
3
-
2
OUT
1
4
11
U38A
TL074ID
+
5
-
6
OUT
7
U39B
TL074ID
+
3
-
2
OUT
1
4
11
U39A
TL074ID
+
10
-
9
OUT
8
U39C
TL074ID
+
12
-
13
OUT
14
U39D
TL074ID
CGND
CGND
CGND
CGND
CGND
CGND
CGND
CGND
CGND
CGND
CGND
CGND
CGND
CGND
CGND
CGND
t
RT5
Vishay 238166056393
t
RT9
Vishay 238166056393
t
RT6
Vishay 238166056393
t
RT10
Vishay 238166056393
C119
47pF
C140
47pF
C120
47pF
C141
47pF
C123
47pF
C144
47pF
47pF
C124
47pF
C145
47pF
C121
47pF
47pF
C142
47pF
47pF
C122
47pF
C143
47pF
C130
47pF
C151
47pF
C131
47pF
C152
47pF
R86
84.5k
84.5k
R87
84.5k
84.5k
R82
84.5k
84.5k
R83
84.5k
84.5k
R84
84.5k
84.5k
R85
84.5k
84.5k
R110
84.5k
84.5k
R111
84.5k
84.5k
AGND
AGND
AGND
AGND
MS-8
104
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