UNIDENTIFIED

SAI2S7 MULTI I/O PLUS

Data bus:

16-bit, ISA

Size:

Half-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

40-pin IDE (AT) Interface connector

CN1

34-pin control cable connector-floppy drive

CN2

15-pin game port - external

CN3

25-pin parallel port (LPT1/2/3) - external

CN4

10-pin serial port (COM1/3/4) - internal

JP1

10-pin serial port (COM2/3/4) - internal

JP2

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Hard drive enabled

JP3

pins 2 & 3 closed

 

Hard drive disabled

JP3

pins 1 & 2 closed

Floppy drive enabled

JP4

pins 2 & 3 closed

 

Floppy drive disabled

JP4

pins 1 & 2 closed

Serial Port 1 (JP1) uses IRQ4

JP11

pins 2 & 3 closed

 

Serial Port 1 (JP1) uses IRQ3

JP11

pins 1 & 2 closed

Serial Port 2 (JP2) uses IRQ3

JP12

pins 1 & 2 closed

 

Serial Port 2 (JP2) uses IRQ4

JP12

pins 2 & 3 closed

Parallel Port (CN4) uses IRQ7

JP14

pins 2 & 3 closed

 

Parallel Port (CN4) uses IRQ5

JP14

pins 1 & 2 closed

SERIAL PORT 1 (JP1) CONFIGURATION

COM

JP5

JP6

COM1 (3F8h)

pins 2 & 3 closed

pins 1 & 2 closed

 

COM3 (3E8h)

pins 1 & 2 closed

pins 2 & 3 closed

 

COM4 (2E8h)

pins 2 & 3 closed

pins 2 & 3 closed

 

Disabled

pins 1 & 2 closed

pins 1 & 2 closed

SERIAL PORT 2 (JP2) CONFIGURATION

Function

JP7

JP8

COM2 (2F8h)

pins 2 & 3 closed

pins 1 & 2 closed

 

COM3 (3E8h)

pins 2 & 3 closed

pins 2 & 3 closed

 

COM4 (2E8h)

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 1 & 2 closed

pins 1 & 2 closed

PARALLEL PORT (CN4) CONFIGURATION

Function

JP9

JP10

 

LPT1 (3BCh)

pins 2 & 3 closed

pins 2 & 3 closed

LPT2 (378h)

pins 2 & 3 closed

pins 1 & 2 closed

 

LPT3 (278h)

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 1 & 2 closed

pins 1 & 2 closed