Sony PRS-505/SC Service Manual - Page 32

Ic1101, 1102, Tc7mp245fk El, Ic1112, 1113, Sn74lvc244apwr

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PRS-505 IC1101, 1102 TC7MP245FK (EL) DIR 1 A1 2 A2 3 A3 4 A4 5 A5 6 A6 7 A7 8 A8 9 GND 10 20 VCC 19 OE 18 B1 17 B2 16 B3 15 B4 14 B5 13 B6 12 B7 11 B8 2A1 IC1112, 1113 SN74LVC244APWR 1Y4 2A2 1Y3 2A3 1Y2 2A4 1Y1 2G Vcc 20 19 18 17 16 15 14 13 12 11 1 2 3 4 5 6 7 8 9 10 2Y1 1A4 2Y2 1A3 2Y3 1A2 2Y4 1A1 1G 32 GND

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PRS-505
32
IC1101, 1102
TC7MP245FK (EL)
A1
OE
DIR
B1
19
1
2
A2
A3
A4
3
4
5
A5
6
A6
7
A7
8
A8
9
GND
10
18
B2
17
B3
16
B4
15
B5
14
B6
13
B7
12
B8
11
VCC
20
IC1112, 1113
SN74LVC244APWR
20
19
18
17
16
15
14
13
12
11
1
2
3
4
5
6
7
8
9
10
1G
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
GND
2A1
1Y4
2A2
1Y3
2A3
1Y2
2A4
1Y1
2G
Vcc