UNIDENTIFIED

SAI2S-2

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