Sony KLV-37M300A (serv.man2) Service Manual ▷ View online
KLV-37M300A
KLV-37M300A
21
BG1A BOARD SCHEMATIC DIAGRAM (1 OF 8)
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A
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B
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C
—
D
—
E
—
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H
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I
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J
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K
—
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M
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O
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P
3-4. SCHEMATICS AND SUPPORTING INFORMATION
C1009
0 . 0 0 1
C1008
0 . 0 0 1
C1007
0 . 0 0 1
1608
1/10W
RN-CP
0.5%
220
R1126
R1117
220
R1138
22
R1100
220
1/10W
1608
1/10W
RN-CP
0.5%
220
R1128
C1106
0 . 0 0 1
1005
1/16W
CHIP
5%
22
R1135
R1103
220
C1107
0 . 0 0 1
1005
1/16W
CHIP
5%
22
R1139
R1123
220
R1119
220
1608
1/10W
RN-CP
0.5%
220
R1130
A_D2_IN_AU_L,A_D2_IN_AU_R
1608
1/10W
RN-CP
0.5%
220
R1104
1608
1/10W
RN-CP
0.5%
220
R1131
1005
1/16W
CHIP
5%
22
R1137
A_D1_IN_AU_L,A_D1_IN_AU_R
1608
1/10W
RN-CP
0.5%
220
R1109
R1136
22
C1105
0 . 0 0 1
R1129
220
1608
1/10W
RN-CP
0.5%
220
R1116
1608
1/10W
RN-CP
0.5%
220
R1118
R1105
220
R1115
220
1/10W
R1127
220
1608
1/10W
RN-CP
0.5%
220
R1120
R1134
22
1/16W
CHIP
R1409
0
A_HP_OUT_AU_R
A_HP_OUT_AU_L
R1410
0
R1411
0
A_V2_IN_AU_L,A_V2_IN_AU_R
R1412
0
HP_DET
1/10W
RN-CP
75
R1013
1/16W
CHIP
1k
R1028
1/10W
RN-CP
0.5%
220
R1020
1/10W
RN-CP
0.5%
220
R1004
1/10W
RN-CP
0.5%
220
R1005
1/16W
CHIP
100
R1030
1/16W
CHIP
100
R1026
1/16W
CHIP
100
R1027
1/10W
RN-CP
0.5%
220
R1010
1/10W
RN-CP
0.5%
220
R1007
A_V3_IN_AU_L,A_V3_IN_AU_R
1/16W
CHIP
1k
R1029
1/10W
RN-CP
0.5%
220
R1021
A_V1_IN_AU_L,A_V1_IN_AU_R
1/10W
RN-CP
0.5%
220
R1018
A_V1_IN_C,A_V1_IN_S2SW,A_V1_IN_SSW,A_V1_IN_V,A_V1_IN_Y
1/10W
RN-CP
0.5%
220
R1002
1/10W
RN-CP
0.5%
220
R1019
1/16W
CHIP
100
R1031
A_V3_IN_V
C1703
0 . 0 0 1
50V
X7R
1005
5%
R1701
220k
1/16W
1005
CHIP
A_AUOUT_AU_R
5%
R1700
220k
1/16W
1005
CHIP
A_AUOUT_AU_L
VD1721
VD1711
VD1720
PC_IN_L
DVI_IN_L
VD1710
DVI_IN_R
PC_IN_R
A_V2_IN_C,A_V2_IN_S2SW,A_V2_IN_SSW,A_V2_IN_V,A_V2_IN_Y
J1710
D1_IN_CB,D1_IN_CR,D1_IN_Y
D2_IN_CB,D2_IN_CR,D2_IN_Y
VD1001
VD1002
VD1003
VD1004
VD1106
VD1107
VD1108
VD1109
VD1702
VD1703
VD1113
VD1114
VD1115
VD1110
VD1111
VD1112
2012
25V
1
C1015
X7R
2012
25V
1
C1016
X7R
2012
25V
1
C1018
X7R
2012
25V
1
C1017
X7R
2012
25V
1
C1109
X7R
2012
25V
1
C1714
X7R
2012
25V
1
C1715
X7R
2012
25V
1
C1724
X7R
2012
25V
1
C1725
X7R
C1722
0 . 0 0 1
50V
X7R
1005
C1723
0 . 0 0 1
50V
X7R
1005
C1110
1
25V
X7R
2012
C1111
1
25V
X7R
2012
L
R
J1720
L
R
J1701
1
2
3
4
C1006
0 . 0 0 1
C1104
0 . 0 0 1
C1702
0 . 0 0 1
50V
X7R
1005
C1712
1000p
C1713
1000p
GRN
BLU
RED
WHT
RED
GRN
BLU
RED
WHT
RED
J1101
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
3
4
1
2
L1
R1
V1
L2
R2
V2
J1000
1005
50V
X7R
C1403
0 . 0 0 1
R1011
1M
1/16W
CHIP
R1009
1M
1/16W
CHIP
R1012
1M
1/16W
CHIP
R1008
1M
1/16W
1005
CHIP
R1106
1M
1/16W
CHIP
R1107
1M
1/16W
CHIP
R1108
1M
1/16W
CHIP
R1110
1M
1/16W
CHIP
R1711
1M
R1710
1M
1/16W
R1721
1M
1/16W
1005
CHIP
R1720
1M
1/16W
1005
CHIP
R1017
2 . 2 k
1/16W
CHIP
R1014
2 . 2 k
1/16W
CHIP
R1016
2 . 2 k
1/16W
CHIP
R1015
2 . 2 k
1/16W
CHIP
R1113
2 . 2 k
1/16W
CHIP
R1114
2 . 2 k
1/16W
CHIP
R1112
2 . 2 k
1/16W
CHIP
R1111
2 . 2 k
1/16W
CHIP
R1712
2 . 2 k
1/16W
CHIP
R1722
2 . 2 k
1/16W
CHIP
R1713
2 . 2 k
1/16W
CHIP
R1723
2 . 2 k
1/16W
CHIP
GND
GND
GND
GND
GND
GND
GND_HP
GND
GND
GND
GND
GND
GND
GND
GND
GND
1005
25V
0 . 0 1
X7R
C1012
1005
25V
0 . 0 1
X7R
C1013
1005
25V
0 . 0 1
X7R
C1014
1005
25V
0 . 0 1
X7R
C1020
2012
25V
1
C1108
X7R
0uH
FB1400
0uH
FB1401
R1703
5%
470
1/16W
CHIP
R1702
5%
470
1/16W
CHIP
MAZ8100G0LS0
D1000
MAZ8100G0LS0
D1005
MAZ8100G0LS0
D1002
MAZ8100G0LS0
D1001
MAZ8100G0LS0
D1008
R1032
0
CHIP
R1033
0
CHIP
R1034
0
CHIP
R1035
0
CHIP
GND
GND
GND
GND
GND
GND
GND
GND
VD1005
VD1006
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
20P
CN1400
V2_IN_AU_L
D3.3V
AU_IN_GND
GND
V2_IN_AU_R
V2_IN_SSW
AU_IN_GND
V2_IN_C
HP_OUT_AU_L
V2_IN_S2SW
HP_IN_GND
GND
HP_OUT_AU_R
V2_IN_Y
HP_DET
GND
GND
V2_IN_V
D5V
GND
1608
10V
1
X7R
C1004
A_V1_IN_S2SW
A_V1_IN_SSW
A_V1_IN_V
A_V1_IN_Y
A_V1_IN_C
A_V1_IN_AU_L
A_V1_IN_AU_R
A_V3_IN_AU_R
A_V3_IN_AU_L
D1_IN_CR
D1_IN_Y
A_D1_IN_AU_L
A_D1_IN_AU_R
D1_IN_CB
A_D2_IN_AU_L
A_D2_IN_AU_R
A_V2_IN_AU_L
A_V2_IN_AU_R
A_V2_IN_V
A_V2_IN_SSW
A_V2_IN_C
A_V2_IN_S2SW
A_V2_IN_Y
VideoInput3
VideoInput1
Opt/Audio Output
ComponentInput2
VideoInput2
PC_LR IN
AUDIO IN
TO AUDIO
ComponentInput1
OLD GND_T
OLD GND_A
OLD GND_A
OLD GND_A
OLD GND_A
OLD GND_T
OLD GND_A
OLD GND_T
OLD GND_A
OLD GND_A
OLD GND_T
OLD GND_T
OLD GND_T
OLD GND_D
OLD GND_D
OLD GND_D
OLD GND_A
OLD GND_D
OLD GND_A
OLD GND_A
OLD GND_D
OLD GND_D
OLD GND_A
BG1A 1/8
INPUT/OUTPUT
A-1439-397-A <WAX3> BG1A-P1
TO U1 BOARD
CN201
CN201
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