Epson STYLUS Scan 2500 Service Manual page 146

EPSON Stylus Scan 2500
Table 7-11. Connector Pin Assignment-CN12
Pin No. Signal Name I/O
1 COPEN I
2 GND O
3 CPWR O
Table 7-12. Connector Pin Assignment-CN13
Pin No. Signal Name I/O
1 Bx O
2 Ax O
3 B O
4 A O
Table 7-13. Connector Pin Assignment-CN1 4
Pin No. Signal Name I/O
1 DGND O
2 24V O
3 VCC O
4 RS O
5 PH2 O
6 PH1 O
7 12VC O
8 SH O
9 G-SH O
10 R-SH O
11 B-SH O
12 AGND O
13 VOG I
14 AGND O
15 VOR I
16 AGND O
17 VOB I
18 AGND O
Appendix
Function
Sensor signal
Ground
+5V
Function
Scanner CR Motor B
Scanner CR Motor A
Scanner CR Motor B
Scanner CR Motor A
Function
Green signal
Red signal
Blue signal
Table 7-14. Connector Pin Assignment-CN15
Pin No. Signal Name
1 +5V
2 GND
3 +24V
4 LOD
5 GND
6 RxD
7 TxD
8 SCK
Connector
I/O Function
O
O Ground
O
O
O Ground
I
O
O
Revision A
145