SAI2S-2 Hard Disk/Floppy Controller Settings and Configuration

Data bus:	16-bit, ISA
Size:	Three/quarter-length, full-height card
Hard drive supported:	Two IDE(AT) interface drives
Floppy drives supported:	Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS
Function	Location
10-pin serial port 1 - internal	CN1
10-pin serial port 2 - internal	CN2
40-pin IDE(AT) connector	CN3
34-pin floppy drive connector	CN4
15-pin game port - external	CN5
10-pin bus mouse connector	CN6
25-pin parallel port - external	CN7
4-pin connector - drive active LED	JP20

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	Floppy drive enabled	JP1/pins 1 & 2	closed
	Floppy drive disabled	JP1/pins 2 & 3	closed
»	IDE interface enabled	JP4/pins 1 & 2	closed
	IDE interface disabled	JP4/pins 2 & 3	closed
»	Hard drive is present	JP12/pins 2 & 3	closed
	Hard drive is not present	JP12/pins 1 & 2	closed
»	Bus mouse enabled	JP13/pins 1 & 2	closed
	Bus mouse disabled	JP13/pins 2 & 3	closed
»	Game port enabled	JP14/pins 1 & 2	closed
	Game port disabled	JP14/pins 2 & 3	closed
»	Factory configured - do not alter	JP19	N/A

SERIAL PORT 1 CONFIGURATION
Address		JP6	JP9
»	3F8h (COM1)	pins 1 & 2 closed	pins 1 & 2 closed
	3E8h (COM3)	pins 2 & 3 closed	pins 1 & 2 closed
	Disabled	N/A	pins 2 & 3 closed

SERIAL PORT 2 CONFIGURATION
Address		JP7	JP8
»	2F8h (COM2)	pins 1 & 2 closed	pins 1 & 2 closed
	2E8h (COM4)	pins 2 & 3 closed	pins 1 & 2 closed
	Disabled	N/A	pins 2 & 3 closed

PARALLEL PORT CONFIGURATION
Address		JP5	JP10
»	378h (LPT1)	pins 1 & 2 closed	pins 1 & 2 closed
	278h (LPT2)	pins 2 & 3 closed	pins 1 & 2 closed
	Disabled	N/A	pins 2 & 3 closed

BUS MOUSE INTERRUPT SELECTION
IRQ		JP15	JP16	JP17	JP18
»	5	open	open	closed	open
	2	open	open	open	closed
	3	open	closed	open	open
	4	closed	open	open	open