Epson LG1-1070 Service Manual page 303

Appendix B
Pin No.
1 I /PAUSE
/READY
2
TXS
3 0
4 0
0
5
6 0
7 I RXS
8
9 GND
SHLD
10
POWER 1
11 I
POWER 2
12
Pin No.
1 0 CRA
CR-A
2 0
3 0 CUB
4 0 CR-B
0 CRCOM
5
Pin No.
1 0
PFA
2 0 PF-A
0
3 PFB
4 0 PF-B
5 0 PFCOM
6 0 PFCOM
B-26
Signal Name
Table B-16. Cl07 MAIN Board - CN4
Signal Name
Table B-l 7. Cl07 MAIN Board - CN5
Signal Name
Function
PAUSE button
Fixed to GND
Transmit signal (LED)
LED data latch
Shift clock
Load button data
Receive data (button)
VDC
Signal ground
Signal ground
Power button
Fixed to GND
Function
CR motor phase A
CR motor phase -A
CR motor phase B
CR motor phase -B
CR motor common
Function
PF motor phase A
PF motor phase -A
PF motor phase B
PF motor phase -B
PF motor common
PF motor common
Epson LQ-570+/1 070,