Data bus:	16-bit, ISA
Size:	Full-length, full-height card
Hard drive supported:	Two ST506/412 (RLL) drives
Floppy drives supported:	Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS
Function	Location
34-pin floppy drive connector - internal	J1
20-pin data connector - drive 0	J3
20-pin data connector - drive 1	J4
34-pin drive control connector - floppy drive	J5
4-pin connector - drive active LED	J6

HARD DISK ADDRESS
Setting	W1	W2
Primary Address	closed	open
Secondary Address	open	closed

READ-RECOVERY SELECT
Setting	W6
Micro-stepping read-recovery mode - enabled	closed
Micro-stepping read-recovery mode - disabeld	open