Schematic Diagram Of H1 And H2 Boards - Sony KLV-21SG2 Service Manual

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Schematic Diagram of H1 and H2 Boards

1 3
2
A
R1504
R1503 R1502
2.7k
910 470
1/10W
1/10W 1/10W
CHIP
CHIP CHIP
B
S1504 S1503 S1502
S1505
-
INPUT + +
SELECT
VOLUME
H1
C
(KEY)
D
E
F
H1
[KEY]
— H1 BOARD —
<COMPONENT SIDE>
<CONDUCTOR SIDE>
4 5 6
R1501
220
1/10W
CHIP
C1501
0.1
16V
CN1501
B
3P
1608
WHT
JL1501
KEY1
1 KEY1
S1501 POWER_INT
2 POWER INT
JL1503
-
3 GND
C1504
0.1 TO B(1/8)BOAR
16V
JL1504
B CN1008
1608
CHANNEL
S1508
POWER
B-SS11933<UC.>-H1.
7 1
2
A
B
J9202
S
3
S VIDEO 1
V
VIDEO 2 VIDEO
C INPUT
L
L
AUDIO
R
R
D
CN7601
4P
HP-GND
HP-R
HP-L
HP-DET
TO A(3/4)BOARD
CN7001
E
F
H2
[HEADPHONE, INPUT TERMINAL]
— H2 BOARD —
<COMPONENT SIDE>
<CONDUCTOR SIDE>
3 4 5
R9202
0
CHIP
R9212
0
CHIP
R9213
0
CHIP JL9213
4 JL9214
2
JL9215
R9214
0
CHIP JL9216
R9205
0
JL9215
CHIP
JL9206
R9206
0
CHIP
R9215
0
CHIP
JL9207
JL9208
R9216
0
CHIP
1
2
R9231
3
0
AUDIO R CHIP
4
R9232 0 CHIP
AUDIO L
R9233
0
CHIP
H2
(HEADPHONE, INPUT TERMINAL)
6 7
CN9202
12P
WHT
1 NC
2 C2
3 GND
4 Y2
5 GND
6 V2
7 GND
8 S-2
9 LV2
10 RV2
11 GND
12 NC
TO A(1/4)BOARD
CN9004
J7601
HEADPHONE
B-SS11933<UC.>-H2.
KLV-21SG2 (UC) 3-26