H3, H4 Boards - Sony KLV-21SR2 Service Manual

(6) H3, H4 Boards

1 3
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
B
5.0 5.0
Q1601
3.6 DTC114EKA
LED DRIVE 0.1
0
D1603
C
XX
D
4 5 6
CN1601
5P
1 GND
JL1601
2 STBY 5V
R1605 L1 JL1602
L1
820 3 P SAVE LED
1/10W
L2 JL1603
CHIP L2
4 STBY LED
Q1605 L3 JL1604
L3
DTA114EKA 5 POWER LED
5.0 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
D1604
SMLU12D16W
POWER D1606
XX
Q1603
D1605
DTC114EKA
XX
LED SW
H3
(LED)
B-SS11801<AEP>-H3.
7 1
2
A
TO B(1/5)BOARD
CN1004( 1 - 5 )
B
C
D
3 4 5 6
IC1651
RS-20
SIRCS
R1652
47
1/10W
CHIP
C1653 C1652
STBY5V
22 22
CN1651
10V 10V R1651
3P
470
F F
1/10W WHT
CHIP
3216 3216
1 GND
JL1651
2 STBY5V
JL1652
3 SIRCS
C1651
2200p
TO B(1/7)BOARD
50V
B D1651
CN1004( 7 - 9 )
UDZSTE-179.1B
1608
H4
(SIRCS)
B-SS11800<AEP>-H4.
7
KLV-21SR2 (AEP) 3-17