Epson DFX-8500 VP3, Fan, Pln, Rfh/R, Rfc, Rfa, Pgd, Pgb, Crins, CRI1, Crclm, Crd, Crb, Pfh/R, Pfc

DFX-8500

Table A-13. C204 MAIN Board Connector CN14

Pin	Signal Name	I/O	Function
1	VP3	-	+37 VDC
2, 3, 4	GND	-
5, 6, 7, 8	+5	-
9, 10	VX	-	+5 VDC switched by reset status
11	FAN	O	HF control signal
12	PLN	O	Plunger N channel
13	RFH/R	O	RF motor common
14	RFC	O	RF motor C phase pulse
15	RFA	O	RF motor A phase pulse
16	PGD	O	PG motor D phase pulse
17	PGB	O	PG motor B phase pulse
18	CRINS	I	CR motor insulation resistance
			monitoring
19	CRI1	O	CR motor current limit signal 1
20	CRCLM	I	CR motor current limit signal
21	CRD	O	CR motor bridge D signal
22	CRB	O	CR motor bridge B signal
23	PFH/R	O	PF motor common
24	PFC	O	PF motor C phase pulse
25	PFA	O	PF motor A phase pulse
26, 27	GND	-
28	TR_SEL	I	Tractor select signal
29	P_TRCT	I	Pull tractor mount/dismount
30	P_JAM	I	Paper jam detection
31	F_PE	I	Front paper end
32	R_PE	I	Rear paper end
33	T_PE	I	Top paper end
34	PGENCB	I	PG encoder B signal
35	PGENCA	I	PG encoder A signal
36	PGHOME	I	PG home position
37	RBJAM	I	Ribbon jam
38	PLP	O	Plunger P channel
39	RFD	O	RF motor bridge D signal
40	RFB	O	RF motor bridge B signal
41	PGH/R	O	PG motor common
42	PGC	O	PG motor C phase pulse
43	PGA	O	PG motor A phase pulse
44	CRI2	O	CR motor current limit signal 2
45	CRI0	O	CR motor current limit signal 0
46	CRCLK	O	Clock pulse for CR motor driver
47	CRC	O	CR motor bridge C signal
48	CRA	O	CR motor bridge A signal
49	PFD	O	PF motor bridge D signal
50	PFB	O	PF motor bridge B signal

Table A-14. C204 MAIN Board Connector CN15

Pin	Signal Name	I/O	Function
1	DIP1	I	DIP SW1 status
2	DIP2	I	DIP SW2 status
3	DIP3	I	DIP SW3 status
4	DIP4	I	DIP SW4 status
5	DIP5	I	DIP SW5 status
6	DIPCNT1	O	DIP SW select port 1

A-6 Rev. B