Sony VPL-S900U Service Manual page 111

VPL-S900E, VPL-S900M, VPL-S900U
A B
QA
8-3
C D
QA
QA BOARD IC1001 PC74HC123D
A 1
B 2
RD 3
RD
Q Q
Q 4
D Q Q
Q 5
RD
C 6
R 7
GND 8
8-3
E F
QA BOARD IC1006, 1009 LM358P
OUTPUT 1 1 8 VCC
16 VDD
15 R
INPUT 1 (–) 2 7 OUTPUT 2
14 C
13 Q
INPUT 1 (+) 3 6 INPUT 2 (–)
12 Q
11 RD
GND 4 5
INPUT 2 (+)
10 B
9 A
G H
1
2
3
4
5