Sony WEGA KDE-37XS955, Service Manual

Page: 59 / 169

KDE-37XS955/42XS955 (UC) 3- 41
(8) Schematic Diagram of H1U and H2 Board s
<CONDUCTOR SIDE>
H1U
[KEY INPUT]
— H1U BOARD —
<COMPONENT SIDE>
H2
[INPUT TERMINAL]
— H2 BOARD —
<COMPONENT SIDE>
S1051 S1052 S1053 S1054 S1055
S1056
C1051
C1052
CN1051
R1051
R1052 R1053
R1054
<CONDUCTOR SIDE>
C1101
C1102
C1103
C1104
C1105
C1106
CN1101 CN1102 CN1104
CN1105
CP1101
D1105 D1106 D1107
D1109
J1101 J1102 J1103
R1101
R1102
R1103
R1104
R1105
R1106
R1107
R1108
R1109
R1110
R1111
R1114
R1115
R1116
VD1101
VD1102
VD1103
VD1104
VD1105
1
A
B
C
D
E
2 7 6 5
4 3
1
A
B
C
D
E
2 7 6 5
4 3
• H2 BOARD SEMICONDUCTOR LOCATION
*
3
Ref.
D1105-D1107,
D1109
* : Refer to Terminal name of semiconductors in
silk screen printed circuit (see page 3-14)
B-SS12324<UC.>-H1U
(KEY)
H1U
POWER
( 1 - 7 )
CN7003
M1U(5/5)BOARD
TO
INPUT CH+ CH- VOL+ VOL-
S1056
RN-CP
1/10W
2.2k
R1054
RN-CP
1/10W
470
R1051
S1055 S1054 S1053 S1052 S1051
RN-CP
1/10W
680
R1052
RN-CP
1/10W
1k
R1053
P-SW(-)
P-ON
E
KEY1
KEY-WAKE
STBY5V
E
CN1051
7P
7
6
5
4
3
2
1
C1052
F
0.01
50V
1608
C1051
F
0.01
50V
1608
( 1 - 8 )
INPUT
VIDEO 2
AUDIO
VIDEO
S2 VIDEO
R
L
B-SS12324<UC.>-H2.
(INPUT TERMINAL)
H2
( 9 - 12 )
TO
A1U(2/3)BOARD
CN004
CN004
A1U(2/3)BOARD
TO
C1106
10
C1105
10
C1102
0.47
J1102
V
R
L
150
R1116
RN-CP
1/10W
150
R1115
RN-CP
1/10W
0
R1114
CHIP
VD1103
VD1102
VD1101
R1106
330k
CHIP
1/10W
R1105
330k
CHIP
1/10W
R1104
75
RN-CP
1/10W
150
R1103
RN-CP
1/10W
150
R1101
RN-CP
1/10W
J1101
6P
2 1
4 3
D1107
MM3Z10VT1
D1106
MM3Z10VT1
D1105
MM3Z10VT1
V2-R
E
V2-L
E
CN1104
4P
4
3
2
1
V2-V
E
V2-Y
E
V2-C
E
V2-S2
E
V2-SW
E
CN1102
10P
10
9
8
7
6
5
4
3
2
1
C1104
10
16V
C1103
10
16V
B
0.47
10V
1608
C1101