Sony HCD-FR1 Service Manual page 109

QQ
3 7 63 1515 0
IC812, 813
20 19
1 2
TE
L 13942296513
– RELAY Board –
www
.
http://www.xiaoyu163.com
SN74LV245APWR
18 17 16 15 14 13
3 4 5 6 7 8
IC907
OUT 1
VDD
2
GND 3
IC701, 711, 721
1 2
x ao
y
i
http://www.xiaoyu163.com
8
12 11
9 10
PST3645NR
Q Q
3 6 7 1 3
BA6956AN
TSD
CONTROL LOGIC
3 4 5 6 7
u163
.
HCD-FR1/FR8/FR9
2 9 9 4 2 8
IC814 TC7WH157FK (TE85R)
EN G
A 1 A Y
B 2 B
Y
3
Y
GND 4
5 CD
1 5 0 5 8 2 9 9 4
4 NC
8 9
m
co
9 9
8 VCC
11 7 ST
11 6 SELECT
5 Y
2 8 9 9
29