IBM PCM-6890B Parallel port connector CN14, Parallel port IRQ, Parallel port connector table CN14

Parallel port connector (CN14)

Normally, the parallel port is used to connect the board to a printer. The mainboard includes an onboard parallel port, accessed through PC1, a 26-pin flat-cable connector. You need an adapter cable if you use a traditional DB-25 connector. The cable has a

26-pin connector on one end and a DB-25 connector on the other.

Parallel port IRQ

The mainbaord supports one parallel port. The port is designated as LPT1 and can be disabled or changed to LPT2 or LPT3 in the system BIOS setup.

Parallel port connector table (CN14)

Parallel port connector (CN14)

Pin	Signal		Pin	Signal
1			2
		/STROBE			\AUTOFD
3	DO		4		ERR
5	D1		6
					\INIT
7	D2		8
						\SLCTINI
9	D3		10		GND
11	D4		12		GND
13	D5		14		GND
15	D6		16		GND
17	D7		18		GND
19			20		GND
	\ACK
21	BUST		22		GND
23	PE		24		GND
25	SLCT		26		N/C

32 PCM-6890B User Manual