Epson DFX-8500 service manual C204 DRV Board, C204 DRV-B Board, C204 PSB/PSE board

DFX-8500

Table A-1. Board Connector Summary

Connector	Connection	Pin Number	Table to Refer
C204 MAIN Board
CN1	=> Mechanism (Print head)	30 pins	Table A-2
CN2	=> C204 DRV-B board	20 pins	Table A-3
CN3	=> Cover Open	2 pins	Table A-4
CN4	=> Mechanism (Carriage encoder)	4 pins	Table A-5
CN5	=> Panel unit	14 pins	Table A-6
CN6	=> C204 PSB/PSE board	6 pins	Table A-7
CN7	=> C204 PSB/PSE board	12 pins	Table A-8
CN8	=> C204 DRV-B board	8 pins	Table A-9
CN9	=> Optional paper cutter	7 pins	Table A-10
CN10	=> C204 PSB/PSE board	8 pins	Table A-11
CN11	=> Optional Type-B I/F card	36 pins	Table A-12
CN12	=> IEEE-1284 I/F	36 pins	Tables 1-10 an 1-11
CN13	=> EIA 232D I/F	7 pins	Table 1-12
CN14	=> C204 DRV board	50 pins X 2	Table A-13
CN15	=> C204 SUB board	6 pins	Table A-14
CN16	=> C204 SUB board	7 pins	Table A-15
C204 DRV Board
CN1	=> C204 MAIN board	50 pins X 2	Table A-13
CN2	=> Printer mechanism	50 pins	Table A-16
CN3	=> C204 PSB/PSE board	6 pins	Table A-17
C204 DRV-B Board
CN1	=> Mechanism (Printhead)	30 pins	Table A-18
CN2	=> C204 MAIN board	6 pins	Table A-9
CN3	=> C204 MAIN board	20 pins	Table A-3
C204 PSB/PSE board
CN1	=> AC inlet	3 pins	Table A-19
CN2	=> C204 MAIN board	6 pins	Table A-7
CN3	=> C204 MAIN (CN7) and C204 DRV	12 pins	Tables A-8 and A-17
	(CN3) boards
CN4	=> C204 MAIN board	8 pins	Table A-11
CN5	=> Cooling fan motor	2 pins	Table A-20

A-2 Rev. B