Epson LX-300 Service Manual page 95

EPSON LX-300+
Table 7-4. Connector Pin Assignments - CN5
Pin I/O Signal Name
1 I RELEASE
2 - GND
Table 7-5. Connector Pin Assignments - CN6
Pin I/O Signal Name
1 I BPE
2 - GND
Table 7-6. Connector Pin Assignments - CN7
Pin I/O Signal Name
1 I PG
2 - GND
Table 7-7. Connector Pin Assignments - CN8
Pin I/O Signal Name
1 - VH
2 - VH
3 - GP
4 - GP
5 O PSC
6 O POFF
7 - +5V
8 - +5V
Appendix
Function
Release sensor signal
Signal ground
Function
Bottom paper end sensor signal
Signal ground
Function
Paper gap (copy mode) sensor signal
Signal ground
Function
+35VDC
+35VDC
Signal ground
Signal ground
Power save control
Power off signal
+5VDC
+5VDC
Connector Summary
Table 7-8. Connector Pin Assignments - CN9
Pin I/O Signal Name
1 O HD7
2 O HD8
3 O HD9
4 O HD3
5 - HDCOM
6 - HDCOM
7 - HDCOM
8 O HD2
9 O HD9
10 O HD4
11 O HD8
12 O HD6
Table 7-9. Connector Pin Assignments - CN10
Pin I/O Signal Name
1 O CRA
2 O CRA
3 O CRB
4 O CRB
Revision A
Function
Head data 7
Head data 8
Head data 9
Head data 3
Common (VP)
Common (VP)
Common (VP)
Head data 2
Head data 9
Head data 4
Head data 8
Head data 6
Function
Carriage motor phase A
Carriage motor phase A
Carriage motor phase B
Carriage motor phase B
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