SUN-5246VT (EX-3120) Hard Disk/Floppy Controller Settings and Configuration

Data Bus	32-bit VESA Local Bus
Card Size	Three-quarter length, full-height card
Hard Drives supported	Four IDE (AT) drives
Floppy drives supported	Two 360KB, 720KB, 1.2MB, 1.44MB or 2.88 MB drives

CONNECTIONS
Function	Location	Function	Location
40-pin VL IDE(AT) connector	JP1	4-pin connector - VL drive active LED	JP6
40-pin ISA IDE(AT) connector	JP2	2-pin connector - ISA drive active LED	JP7
34-pin cable connector - floppy drive	JP3	9-pin serial port 1 - external	JP8
26-pin parallel port 2 - internal	JP4	25-pin parallel port 1 - external	JP9
10-pin serial port 2 - internal	JP5
Note: JP7 may not be active on all boards.

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Floppy drive interface enabled	J11	Pins 1 & 2 closed
	Floppy drive interface disabled	J11	Pins 2 & 3 closed
»	Floppy drive primary address select	J13	Pins 1 & 2 closed
	Floppy drive secondary address select	J13	Pins 2 & 3 closed
»	ISA IDE(AT) interface disabled	J12	Pins 2 & 3 closed
	ISA IDE(AT) interface enabled	J12	Pins 1 & 2 closed
»	ISA IDE(AT) primary address select	J14	Pins 1 & 2 closed
	ISA IDE(AT) secondary address select	J14	Pins 2 & 3 closed
»	Factory configured - do not alter	JP13	Open

VL-BUS SPEED SELECTION
Speed		JP10
»	Speed-0	Pins 2 & 3, 5 & 6 closed
	Speed-1	Pins 1 & 2, 5 & 6 closed
	Speed-4	Pins 2 & 3, 4 & 5 closed
	Speed-6	Pins 1 & 2, 4 & 5 closed

SERIAL PORT 1 ADDRESS SELECTION
COM		J1/1	J1/2	J1/3	J1/4	J1/5	J1/6	J1/7	J1/8
»	COM1(3F8h)	Closed	Open	Open	Open	Open	Open	Open	Open
	COM2(2F8h)	Open	Closed	Open	Open	Open	Open	Open	Open
	COM3(3E8h)	Open	Open	Closed	Open	Open	Open	Open	Open
	COM4(2E8h)	Open	Open	Open	Closed	Open	Open	Open	Open
	COM5(3F0h)	Open	Open	Open	Open	Closed	Open	Open	Open
	COM6(3E0h)	Open	Open	Open	Open	Open	Closed	Open	Open
	COM7(2E0h)	Open	Open	Open	Open	Open	Open	Closed	Open
	COM8(260h)	Open	Open	Open	Open	Open	Open	Open	Closed

SERIAL PORT 2 ADDRESS SELECTION
COM		J3/1	J3/2	J3/3	J3/4	J3/5	J3/6	J3/7	J3/8
	COM1(3F8h)	Closed	Open	Open	Open	Open	Open	Open	Open
»	COM2(2F8h)	Open	Closed	Open	Open	Open	Open	Open	Open
	COM3(3E8h)	Open	Open	Closed	Open	Open	Open	Open	Open
	COM4(2E8h)	Open	Open	Open	Closed	Open	Open	Open	Open
	COM5(3F0h)	Open	Open	Open	Open	Closed	Open	Open	Open
	COM6(3E0h)	Open	Open	Open	Open	Open	Closed	Open	Open
	COM7(2E0h)	Open	Open	Open	Open	Open	Open	Closed	Open
	COM8(260h)	Open	Open	Open	Open	Open	Open	Open	Closed

PARALLEL PORT 1 ADDRESS SELECTION
LPT		J5/1	J5/2	J5/3	J5/4	J5/5	J5/6
»	LPT1(3BCh)	Closed	Open	Open	Open	Open	Open
	LPT2(378h)	Open	Closed	Open	Open	Open	Open
	LPT3(278h)	Open	Open	Closed	Open	Open	Open
	LPT4(268h)	Open	Open	Open	Closed	Open	Open
	LPT5(27Ch)	Open	Open	Open	Open	Closed	Open
	LPT6(26Ch)	Open	Open	Open	Open	Open	Closed

PARALLEL PORT 2 ADDRESS SELECTION
LPT		J8/1	J8/2	J8/3	J8/4	J8/5	J8/6
	LPT1(3BCh)	Closed	Open	Open	Open	Open	Open
»	LPT2(378h)	Open	Closed	Open	Open	Open	Open
	LPT3(278h)	Open	Open	Closed	Open	Open	Open
	LPT4(268h)	Open	Open	Open	Closed	Open	Open
	LPT5(27Ch)	Open	Open	Open	Open	Closed	Open
	LPT6(26Ch)	Open	Open	Open	Open	Open	Closed

SERIAL PORT 1 INTERRUPT SELECTION
IRQ		J2/A	J2/B	J2/C	J2/D	J2/E	J2/F	J2/G	J2/H	J2/I
	IRQ3	Closed	Open	Open	Open	Open	Open	Open	Open	Open
»	IRQ4	Open	Closed	Open	Open	Open	Open	Open	Open	Open
	IRQ5	Open	Open	Closed	Open	Open	Open	Open	Open	Open
	IRQ7	Open	Open	Open	Closed	Open	Open	Open	Open	Open
	IRQ9	Open	Open	Open	Open	Closed	Open	Open	Open	Open
	IRQ10	Open	Open	Open	Open	Open	Closed	Open	Open	Open
	IRQ11	Open	Open	Open	Open	Open	Open	Closed	Open	Open
	IRQ12	Open	Open	Open	Open	Open	Open	Open	Closed	Open
	IRQ15	Open	Open	Open	Open	Open	Open	Open	Open	Closed

SERIAL PORT 2 INTERRUPT SELECTION
IRQ		J4/A	J4/B	J4/C	J4/D	J4/E	J4/F	J4/G	J4/H	J4/I
»	IRQ3	Closed	Open	Open	Open	Open	Open	Open	Open	Open
	IRQ4	Open	Closed	Open	Open	Open	Open	Open	Open	Open
	IRQ5	Open	Open	Closed	Open	Open	Open	Open	Open	Open
	IRQ7	Open	Open	Open	Closed	Open	Open	Open	Open	Open
	IRQ9	Open	Open	Open	Open	Closed	Open	Open	Open	Open
	IRQ10	Open	Open	Open	Open	Open	Closed	Open	Open	Open
	IRQ11	Open	Open	Open	Open	Open	Open	Closed	Open	Open
	IRQ12	Open	Open	Open	Open	Open	Open	Open	Closed	Open
	IRQ15	Open	Open	Open	Open	Open	Open	Open	Open	Closed

PARALLEL PORT 1 INTERRUPT SELECTION
IRQ		J6/A	J6/B	J6/C	J6/D	J6/E	JP7/F	J6/G	J6/H	J6/I
	IRQ3	Closed	Open	Open	Open	Open	Open	Open	Open	Open
	IRQ4	Open	Closed	Open	Open	Open	Open	Open	Open	Open
	IRQ5	Open	Open	Closed	Open	Open	Open	Open	Open	Open
»	IRQ7	Open	Open	Open	Closed	Open	Open	Open	Open	Open
	IRQ9	Open	Open	Open	Open	Closed	Open	Open	Open	Open
	IRQ10	Open	Open	Open	Open	Open	Closed	Open	Open	Open
	IRQ11	Open	Open	Open	Open	Open	Open	Closed	Open	Open
	IRQ12	Open	Open	Open	Open	Open	Open	Open	Closed	Open
	IRQ15	Open	Open	Open	Open	Open	Open	Open	Open	Closed

PARALLEL PORT 2 INTERRUPT SELECTION
IRQ		J9/A	J9/B	J9/C	J9/D	J9/E	J9/F	J9/G	J9/H	J9/I
	IRQ3	Closed	Open	Open	Open	Open	Open	Open	Open	Open
	IRQ4	Open	Closed	Open	Open	Open	Open	Open	Open	Open
»	IRQ5	Open	Open	Closed	Open	Open	Open	Open	Open	Open
	IRQ7	Open	Open	Open	Closed	Open	Open	Open	Open	Open
	IRQ9	Open	Open	Open	Open	Closed	Open	Open	Open	Open
	IRQ10	Open	Open	Open	Open	Open	Closed	Open	Open	Open
	IRQ11	Open	Open	Open	Open	Open	Open	Closed	Open	Open
	IRQ12	Open	Open	Open	Open	Open	Open	Open	Closed	Open
	IRQ15	Open	Open	Open	Open	Open	Open	Open	Open	Closed

DMA CHANNEL SELECTION
Channel		J7	J8
	0	Pins 1 & 2 closed	Pins 1 & 2 closed
	1	Pins 3 & 4 closed	Pins 3 & 4 closed
»	3	Pins 5 & 6 closed	Pins 5 & 6 closed