Table A-1. Board Connector Summary
Connector Description Pins Reference
Main Board (C169 MAIN-B Board)
CN1 Centronics parallel interface 36 pins Table 1-8
CN2 Connector for RAM SIMM 72 pins Table A-2
CN3 (Not used) 20 pins —
CN4 Connector for LocalTalk/Serial I/F Module or Type-B EX 60 pins Table A-3
CN5 Connector for ROM SIMM 72 pins Table A-4
CN6
(Not used)
80 pins —
CN7 (Not used) 40 pins —
CN202 Connector for thermistor 2 pins Table A-5
CN203 Connector for paper take-up solenoid and paper take-up sensor 6 pins Table A-6
CN204
Connector for high-voltage supply board (PWB-S and PWB-F
board)
8 pins Table A-7
CN205 Connector for optical unit 7 pins Table A-8
CN206 Connector for motor 4 pins Table A-9
CN207 Connector for power supply board (PWB-E board) 5 pins Table A-10
CN208 Connector for paper exit sensor 3 pins Table A-11
CN209 Connector for lower paper cassette 12 pins Table A-12
CN210 Connector for optical unit 5 pins Table A-13
CN211 Connector for fan 2 pins Table A-14
Power Supply Board (PWB-E Board)
CN1 Connector for AC power inlet 4 pins —
CN2
Connector for main board
5 pin Table A-11
CN3 Connector for heater lamp 3 pins —
High-Voltage Supply Board (PWB-F Board)
CN1 Connector for main board 8 pins Table A-7
CN2 Connector for paper take-up sensor 3 pins —
EPL-5500 Service Manual Appendix
Rev. A A-3
