WD7000-ASC, WD7000-FASST Hard Disk/Floppy Controller Settings and Configuration

CONNECTIONS
Function	Location
4-pin connector-drive active LED	CN1
34-pin data cable connector-floppy drive	CN2
50-pin SCSI connector-internal	CN3
DB25 SCSI connector-external	CN4

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	Termination power enabled	JP5	closed
	Termination power disabled	JP5	open
»	Single-speed floppy supported	JP7	open
	Dual-speed floppy supported	JP7	closed
»	Write precompensation for floppy is 125nsec.	JP8	open
	Write precompensation for floppy is 187nsec.	JP8	closed

FLOPPY DRIVE INTERRUPT REQUEST - JP1
IRQ		Jumper 1	Jumper 2	Jumper 3	Jumper 4	Jumper 5
»	Disabled	open	open	open	open	open
	IRQ3	closed	open	open	open	open
	IRQ4	open	closed	open	open	open
	IRQ5	open	open	closed	open	open
	IRQ7	open	open	open	closed	open
	IRQ9	open	open	open	open	closed

DMA INTERRUPT REQUEST - JP2
DRQ		Jumpers 1 & 4	Jumpers 2 & 5	Jumpers 3 & 6
	Disabled	open	open	open
	DRQ/DACK7	closed	open	open
»	DRQ/DACK6	open	closed	open
	DRQ/DACK5	open	open	closed

HARD DRIVE INTERRUPT REQUEST - JP2
IRQ	Jumper 7	Jumper 8	Jumper 9	Jumper 10	Jumper 11
Disabled	open	open	open	open	open
IRQ15	closed	open	open	open	open
IRQ14	open	closed	open	open	open
IRQ12	open	open	closed	open	open
IRQ11	open	open	open	closed	open
IRQ10	open	open	open	open	closed

FLOPPY CONTROLLER SETTINGS
Function		JP6	JP9
»	Floppy drive enabled with no hard or combo card	open	open
	Floppy drive enabled with hard card only	open	closed
	Floppy drive disabled	closed	N/A

I/O PORT ADDRESS - JP3
Address		Jumper 1	Jumper 2	Jumper 3	Jumper 4	Jumper 5
	3F8h	open	open	open	open	open
	3F0h	closed	open	open	open	open
	3E8h	open	closed	open	open	open
	3E0h	closed	closed	open	open	open
	3D8h	open	open	closed	open	open
	3D0h	closed	open	closed	open	open
	3C8h	open	closed	closed	open	open
	3C0h	closed	closed	closed	open	open
	3B8h	open	open	open	closed	open
	3B0h	closed	open	open	closed	open
	3A8h	open	closed	open	closed	open
	3A0h	closed	closed	open	closed	open
	398h	open	open	closed	closed	open
	390h	closed	open	closed	closed	open
	388h	open	closed	closed	closed	open
	380h	closed	closed	closed	closed	open
	378h	open	open	open	open	closed
	370h	closed	open	open	open	closed
	368h	open	closed	open	open	closed
	360h	closed	closed	open	open	closed
	358h	open	open	closed	open	closed
	350h	closed	open	closed	open	closed
	348h	open	closed	closed	open	closed
	340h	closed	closed	closed	open	closed
	338h	open	open	open	closed	closed
	330h	closed	open	open	closed	closed
	328h	open	closed	open	closed	closed
»	320h	closed	closed	open	closed	closed
	318h	open	open	closed	closed	closed
	310h	closed	open	closed	closed	closed
	308h	open	closed	closed	closed	closed
	300h	closed	closed	closed	closed	closed

BIOS ADDRESS - JP4
Address		Jumper 1	Jumper 2	Jumper 3	Jumper 4
	DE00h	open	open	open	open
	DC00h	closed	open	open	open
	DA00h	open	closed	open	open
»	D800h	closed	closed	open	open
	D600h	open	open	closed	open
	D400h	closed	open	closed	open
	D2OOh	open	closed	closed	open
	D000h	closed	closed	closed	open
	CE00h	open	open	open	closed
	CC00h	closed	open	open	closed
	CA00h	open	closed	open	closed
	C800h	closed	closed	open	closed
	C600h	open	open	closed	closed
	C400h	closed	open	closed	closed
	C200h	open	closed	closed	closed
	C000h	closed	closed	closed	closed