AL-1950A Hard Disk/Floppy Controller Settings and Configuration

Data bus:	16-bit, ISA
Size:	Half-length, full-height card
Hard drive supported:	Two IDE (AT) interface drives or up to seven SCSI devices
Floppy drives supported:	Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS
Function	Location
4-pin connector - drive active LED	CN1
34-pin control cable connector - floppy drive	CN2
50-pin SCSI connector - internal	CN3
CD-ROM audio output - channel 1	CN4
CD-ROM audio output - channel 2	CN5
50-pin SCSI connector - external	CN6
40-pin IDE (AT) Interface connector	CN7

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	Zero Wait State disabled	JP7	Open
	Zero Wait State enabled	JP7	Closed
»	Factory configured - do not alter	P1	N/A

IDE/FLOPPY PORTS
Setting		JP1	JP2	JP3
»	Enabled	Open	Closed	Closed
	Disabled	Closed	Open	Open

BIOS ADDRESS
Address		JP5	JP6
»	CA00h	Open	Open
	C800h	Closed	Open
	CE00h	Open	Closed
	DE00h	Closed	Closed

INTERRUPT SELECT
IRQ		JP8	JP9	JP10	JP11	JP12
»	IRQ10	Open	Open	Closed	Open	Open
	IRQ7	Closed	Open	Open	Open	Open
	IRQ9	Open	Closed	Open	Open	Open
	IRQ11	Open	Open	Open	Closed	Open
	IRQ12	Open	Open	Open	Open	Closed