DRIVECACHE DC2040 Hard Disk/Floppy Controller Settings and Configuration

CONNECTIONS
Function	Location
DB-25 SCSI control cable connector-external	CN1
34-pin control cable connector-floppy drive	J1
34-pin control cable connector-floppy tape drive	J2
50-pin SCSI control cable connector-internal	J3
4-pin connector-drive active LED	JP1

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	Factory configured - do not alter	JP2/jumper 1	open
»	Floppy and tape drive enabled	JP5	closed
	Floppy and tape drive disabled	JP5	open

INTERRUPT REQUEST
IRQ		JP2/2	JP2/3	JP3/1	JP3/2	JP3/3
	IRQ12	closed	open	closed	open	open
»	IRQ14	open	open	open	closed	open
	IRQ15	open	closed	open	open	closed

SCSI ADDRESS
Address		JP2/jumper 4	JP2/jumper 5	JP2/jumper 6
	0	open	open	open
	1	closed	open	open
	2	open	closed	open
	3	closed	closed	open
	4	open	open	closed
	5	closed	open	closed
	6	open	closed	closed
»	7	closed	closed	closed

BIOS ADDRESS
Address		JP6/jumper 1	JP6/jumper 2	JP6/jumper 3	JP6/jumper 4
	C800h	closed	open	closed	closed
	CA00h	closed	open	closed	open
	CC00h	closed	open	open	closed
	CE00h	closed	open	open	open
	D000h	open	closed	closed	closed
	D200h	open	closed	closed	open
	D400h	open	closed	open	closed
	D600h	open	closed	open	open
»	D800h	open	open	closed	closed
	DA00h	open	open	closed	open
	DC00h	open	open	open	closed
	DE00h	open	open	open	open

ON-BOARD CACHE CONFIGURATION
Size	Bank 0	Bank 1
512KB	(2) 256KB x 9	NONE
1MB	(2) 256KB x 9	(2) 256KB x 9
2MB	(2) 1MB x 9	NONE
2.5MB	(2) 256KB x 9	(2) 1MB x 9
4MB	(2) 1MB x 9	(2) 1MB x 9
8MB	(2) 4MB x 9	NONE
8.5MB	(2) 256KB x 9	(2) 4MB x 9
10MB	(2) 1MB x 9	(2) 4MB x 9
16MB	(2) 4MB x 9	(2) 4MB x 9
Note: Uses only 80nsec or faster SIMM's; 256K, 1M, or 4M (either x8 or x9).