GCC Printers 21 Series manual Appendix C Interface connector pinouts

Appendix C: Interface connector pinouts

Use the following pinouts and descriptions of the various printer interface connectors for purchase or assembly of a new cable.

Bi-directional Parallel (nybble mode)

PIN	SIGNAL	DESCRIPTION	DIRECTION
1	/STROBE	Data Strobe	In to Printer
2	D1	Data Bit 1	In
3	D2	Data Bit 2	In
4	D3	Data Bit 3	In
5	D4	Data Bit 4	In
6	D5	Data Bit 5	In
7	D6	Data Bit 6	In
8	D7	Data Bit 7	In
9	D8	Data Bit 8	In
10	/ACK	Acknowledge	Out from Printer
11	BUSY	Busy	Out
12	PERROR	Paper Empty	Out
13	SELECT	Select Out	Out
14	/AUTOFD	Autofeed	In
15	NC	Not Used
16	GND	Signal Ground
17	CGND	Chassis Ground
18	NC	Not Used
19-30	GND	Signal Ground
31	/INIT	Initialize	In
32	/FAULT	Printer Fault	Out
33-35	NC	Not Used
36	/SELECTIN	Select In	In

C-1