A SERVICE OF

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EPSON FX-2180 Service Manual Appendix
A-2
Table A-3. Connector Pin Assignments CN4
Pin I/O Signal Name Function
1 I HP CR home position signal
2
GND Signal ground
3 +5V +5 VDC
Table A-4. Connector Pin Assignments CN5
Pin I/O Signal Name Function
1 +5V +5 VDC
2 I PE Rear paper end signal
3 GND Signal ground
Table A-5. Connector Pin Assignments CN6
Pin I/O Signal Name Function
1 PE Front paper end signal
2 I GND Signal ground
Table A-6. Connector Pin Assignments CN7
Pin I/O Signal Name Function
1 I E PW sensor signal
2
GND Signal ground
3 +5V +5 VDC line
4
A +5 VDC line
Table A-7. Connector Pin Assignments CN8
Pin I/O Signal Name Function
1 NC Not connected
2 O HD1 Head data 1
3 O HD9 Head data 9
4 O HD13 Head data 13
5 O HD7 Head data 7
6
+35V +35 VDC line
7 NC Not connected
8 O HD18 Head data 18
9 +35V +35 VDC line
10 O HD12 Head data 12
11 +35V +35 VDC line
12
+35V +35 VDC line
13 NC Not connected
14 O HD6 Head data 6
15 O HD10 Head data 10
16 I HTMP Head temperature signal
17 +5V +5 VDC line
18
NC Not connected