Epson LQ-2170 Service Manual page 153

LQ-2170 Service Manual
Table A-5. Connector Pin Assignments – CN6
Pin I/O
1 I
2 —-
Table A-6. Connector Pin Assignments - CN7
Pin I/O
1 I
2 —-
3 —-
4 —-
Table A-7. Connector Pin Assignments – CN8
Pin I/O
1 O
2 O
3 O
4 O
5 O
6 —-
7 O
8 O
9 —-
10 O
11 —-
12 —-
13 O
14 O
15 O
16 I
17 —-
18 O
Rev. A
Signal Name
PE Front paper end signal
GND Signal GND
Signal Name
E TOP paper end signal
GND Signal GND
+5V +5 VDC line
A +5 VDC line
Signal Name
HD5 Head Data 5
HD1 Head data 1
HD13 Head data 13
HD17 Head data 17
HD9 Head data 9
+35V +35 VDC line
HD21 Head data 21
HD24 Head data 24
+35V +35 VDC line
HD16 Head data 16
+35V +35 VDC line
+35V +35 VDC line
HD20 Head data 20
HD8 Head data 8
HD12 Head data 12
HTMP Head temperature signal
+5V +5 VDC line
HD4 Head data 4
Function
Function
Function
Appendix
A-7