RT1600 Hard Disk/Floppy Controller Settings and Configuration

Data bus:	16-bit, ISA
Size:	Half-length, full-height card
Hard drive supported:	Up to seven SCSI devices
Floppy drives supported:	Four 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS
Function	Location
34-pin control cable connector - floppy drive 0	J2
34-pin control cable connector - floppy drive 1	J3
50-pin SCSI connector-internal	J4
50-pin SCSI connector-external	P1
2-pin connector - chassis ground	J7
2-pin connector - drive active LED	J5/jumper O
2-pin connector - drive active LED	J5/jumper P

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	Factory configured - do not alter	J1/jumper B	open
»	Factory configured - do not alter	J1/jumper E	open
»	Factory configured - do not alter	J1/jumper G	open
»	Factory configured - do not alter	J1/jumper H	open
»	Factory configured - do not alter	J1/jumper I	open
»	Factory configured - do not alter	J1/jumper J	open
»	Factory configured - do not alter	J1/jumper K	open
»	Factory configured - do not alter	J1/jumper E	open

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	Factory configured - do not alter	J1/jumper O	open
»	Factory configured - do not alter	J1/jumper Q	open
	BIOS installed	J5/jumper A	closed
	BIOS not installed	J5/jumper A	open
»	Floppy drive enabled	J5/jumper B	closed
	Floppy drive disabled	J5/jumper B	open
»	ATA disabled	J5/jumper C	closed
	ATA enabled	J5/jumper C	open
»	I/O address = 330h	J5/jumper D	open
	I/O address = 230h	J5/jumper D	closed
»	Factory configured - do not alter	J5/jumper G	closed
»	Factory configured - do not alter	J5/jumper H	closed
»	SCSI active termination enabled	J5/jumper I	closed
	SCSI active termination disabled	J5/jumper I	open
»	Factory configured - do not alter	J5/jumper J	open
»	PIO data transfer mode enabled	J5/jumper K	closed
	DMA data transfer mode enabled	J5/jumper K	open
	Zero wait state enabled	J5/jumper Q	closed
	Zero wait state disabled	J5/jumper Q	open
»	Remote terminator power disabled	J6	open
	Remote terminator power enabled	J6	closed
»	Current back-flow diode CR1 enabled	J8	open
	Current back-flow diode CR1 disabled	J8	closed

DMA CHANNEL
DMA		J1/jumper A	J1/jumper C	J1/jumper D	J1/jumper F	J5/jumper L
»	DMA5	closed	open	closed	open	closed
	DMA7	open	closed	open	closed	open
	Disabled	open	open	open	open	n/a

INTERRUPT REQUEST
IRQ		J1/L	J1/M	J1/N	J1/P	J5/M	J5/N
»	IRQ10	closed	open	open	open	open	open
	IRQ11	open	closed	open	open	closed	closed
	IRQ12	open	open	closed	open	open	closed
	IRQ15	open	open	open	closed	closed	open

MEMORY ADDRESS - J5
Address	Jumper E	Jumper F
C800h	open	open
D800h	closed	open