Fujitsu DL3800 manual Pin Return, Direc Description Pin No, Inprm, Slct-In

						INTERFACE INFORMATION
							Interface
Pin	Return		Signal		Direc-	Description
No.	Pin No.		name		tion
13	–		Select		Output	This signal is high when the
		(SLCT)				printer is online.
14	–				Input	Not used
			Auto Feed XT
15	–			–	–	No connection
16	–		Signal Ground		–	Logic ground level (0 V)
17	–		Frame Ground		–	Printer chassis ground line.
						FG and SG are connected.
18	–		+5V		Output	+5 V source (up to 300 mA)
19–	–		Signal Ground		–	Twisted pair return lines
30
31	–		Input Prime		Input	If this signal is low for more
						than 50 μs, the printer is reset
		(INPRM)
						to the initial condition and is
						placed online.
32	–				Output	This signal is low when the
			Fault
						printer is offline, paper is out,
						or when there is a printer
						error.
33	–		Signal Ground		–	Logic ground level (0 V)
34	–			–	–	No connection
35	–		+5 VR		Output	Pulled up to +5 V through a
						3.3 kΩ resistor
36	–	SLCT-IN			Input	Not used

User's Manual D-3