Sony PRS-505 Service Manual page 32

PRS-505
QQ
3 7 63 1515 0
IC1101, 1102 TC7MP245FK (EL)
DIR 1
2
A1
3
A2
4
A3
5
A4
A5 6
A6 7
TE
L 13942296513
A7 8
A8 9
GND 10
IC1112, 1113 SN74LVC244APWR
20 19 18 17
www
.
1 2 3 4
32
http://www.xiaoyu163.com
16 15 14 13 12
x ao
y
i
5 6 7 8 9
http://www.xiaoyu163.com
8
20 VCC
19 OE
18
B1
17 B2
16 B3
15 B4
14
B5
Q Q
13
B6
3 6 7 1 3
12
B7
11
B8
11
u163
.
10
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
m
co
9 9
2 8 9 9