Data bus:	16-bit, ISA
Size:	Half-length, full-height card
Hard drives supported:	Two RLL ESDI drives
Floppy drives supported:	ACB-2320D: None ACB-2322D: Two 360KB, 720KB, 1.2MB, 1.44MB drives

CONNECTIONS
Function	Location
4-pin connector-drive active LED	J1
20-pin data cable connector-drive 1	J2
20-pin data cable connector-drive 0	J3
34-pin control cable connector-hard drive	J4
34-pin data cable connector-floppy drive	J5

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	Not used	J7/jumper 1	open
»	Logical drive splitting option disabled	J7/jumper 2	open
	Logical drive splitting option enabled	J7/jumper 2	closed
»	Not used	J7/jumper 3	open
»	Not used	J7/jumper 4	open
»	Read ahead cache enabled	J7/jumper 5	open
	Read ahead cache disabled	J7/jumper 5	closed
»	Not used	J7/jumper 6	open
»	Not used	J7/jumper 7	open
»	Hard drive port address is 1F0-1F7h	J10/jumper 1	open
	Hard drive port address is 170-177h	J10/jumper 1	closed
»	Floppy drive port address is 3F0-3F7h	J10/jumper 2	open
	Floppy drive port address is 370-377h	J10/jumper 2	closed
»	Floppy drive enabled	J10/jumper 3	open
	Floppy drive disabled	J10/jumper 3	closed
»	Single-speed floppy enabled	J11/jumper 1	open
	Dual-speed floppy enabled	J11/jumper 1	closed
»	Hard Drive Interrupt is IRQ14	J13	pins 1 & 2 closed
	Hard Drive Interrupt is IRQ15	J13	pins 2 & 3 closed

BIOS ADDRESS
Address		J12/jumper 1	J12/jumper 2	J12/jumper 3
»	C8000h	open	open	open
	CC000h	closed	open	open
	D0000h	open	closed	open
	D4000h	closed	closed	open
	Disabled	open	open	closed
	D8000h	closed	open	closed
	DC000h	open	closed	closed