Schematic Diagram Of H3 And H4 Boards - Sony KLV-21SR2 Service Manual

(6) Schematic Diagram of H3 and H4 Boards

3
1 2
A
STBY5V
C1603
R1604
R1603
XX 180
180
50V 1/10W
1/10W
B CHIP
CHIP
D1602 Q1604
1608
SMLU12D16W DTA114EKA
STBY LED DRIVE
5.0
5.0 5.0
Q1601
B
3.6 DTC114EKA
LED DRIVE 0.1
0
D1603
XX
C
D1604
SMLU12D16W
POWER
D
H3
[ LED ]
— H3 BOARD —
<COMPONENT SIDE>
4
5 6
CN1601
5P
1 GND
JL1601
2 STBY 5V
R1605 L1 JL1602
L1
820
3 P SAVE LED
1/10W
JL1603
CHIP L2
L2
4 STBY LED
Q1605 L3
JL1604 L3
DTA114EKA 5 POWER LED
LED DRIVE
5.0 R1606
100
1/10W
CHIP
3.2
Q1606
3.1
DTA114EKA
LED DRIVE
0
3.1
5.0 0
Q1602
DTC114EKA
0 3.3
LED SW
D1606
XX
Q1603
D1605
DTC114EKA
XX
LED SW
H3
(LED)
B-SS11801<AEP>-H3.
<CONDUCTOR SIDE>
7 1
A
TO B(1/5)BOARD
CN1004( 1 - 5 )
B
C
D
H4
[ SIRCS ]
— H4 BOARD —
<COMPONENT SIDE>
3 4
2
IC1651
RS-20
SIRCS
R1652
47
1/10W
CHIP
C1653 C1652
22 STBY5V
22 CN1651
R1651
10V 10V
3P
470
F F WHT
1/10W
CHIP
3216 3216
1 GND
JL1651
2 STBY5V
JL1652
3 SIRCS
C1651
2200p
D1651 TO B(1/8)BOARD
50V
MM3Z5V6ST1
B
CN1004( 7 - 9 )
1608
H4
(SIRCS)
B-SS11836<UC . .>-H4.
<CONDUCTOR SIDE>
5 6 7
KLV-21SR2 (UC) 3-27