Epson STYLUS Scan 2000 Service Manual page 142

Stylus Scan 2000
Table 7-9. Connector Pin Assignment-CN10
Pin No. Signal Name I/O
7 +3.3V I
8 GND I
9 GND I
10 +42V I
11 +42V I
12 PSC O
13 SW4 I
14 SW5 I
15 SW1 I
Table 7-10. Connector Pin Assignment-CN11
Pin No. Signal Name I/O
1 VCC O
2 GND O
Table 7-11. Connector Pin Assignment-CN12
Pin No. Signal Name I/O
1 SPWR O
2 GMD O
3 SENSE I
Table 7-12. Connector Pin Assignment-CN13
Pin No. Signal Name I/O
1 A O
2 Ax O
3 B O
Appendix
Function
Logic power supply
Ground
Ground
Mechanism drive power supply
Mechanism drive power supply
Power supply switch output signal
Panel switch input (4)
Panel switch input (5)
Panel switch input (1)
Function
Power
Ground
Function
Sensor power
GND
Sensor signal
Function
ASF Motor Phase A
ASF Motor Phase A
ASF Motor Phase B
Connector Summary
Table 7-12. Connector Pin Assignment-CN13
Pin No. Signal Name I/O
4 Bx O
5 COM1 O
6 COM2 O
Table 7-13. Connector Pin Assignment-CN14
Pin No. Signal Name I/O
1 VOR I
2 AGND O
3 VOG I
4 AGND O
5 VOB I
6 AGND O
7 12VC O
8 PH1 O
9 PH2 O
10 SH O
11 DGND O
12 RS O
13 CP O
14 VCC O
Revision A
Function
ASF Motor Phase B
ASF drive power supply (1)
ASF drive power supply (2)
Function
Red signal
GND
Green signal
GND
Blue signal
GND
+12V
clock
clock
clock
GND
clock
clock
+5V
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