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UN1072

INFORMTECH INTERNATIONAL, INC.

UN1072

Data bus:

16-bit, ISA

Size:

Half-length, half-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

34-pin control cable connector - floppy drive

J1

40-pin IDE (AT) Interface connector

J2

Game port

J3

9-pin serial port 1 - external

J4

10-pin serial port 2 - internal

J6

25-pin parallel port

J7

2-pin connector - drive active LED

JP1

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Parallel port is output only

JP3

Closed

 

Parallel port is input only

JP3

Open

SERIAL PORT 1 CONFIGURATION - JP2

COM/Address

Jumper A

Jumper B

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 CONFIGURATION - JP2

COM/Address

Jumper C

Jumper D

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

SERIAL PORT 1 INTERRUPT SELECT - J5

IRQ

Jumper F

Jumper G

Jumper H

IRQ4

Open

Open

Closed

 

IRQ3

Open

Closed

Open

 

IRQ5

Closed

Open

Open

 

Disabled

Open

Open

Open

SERIAL PORT 2 INTERRUPT SELECT - J5

IRQ

Jumper C

Jumper D

Jumper E

IRQ3

Open

Open

Closed

 

IRQ4

Open

Closed

Open

 

IRQ5

Closed

Open

Open

 

Disabled

Open

Open

Open

PARALLEL PORT CONFIGURATION - JP2

LPT/Address

Jumper E

Jumper F

LPT1/378h

Pins 1 & 2 closed

Pins 2 & 3 closed

 

LPT2/278h

Pins 2 & 3 closed

Pins 1 & 2 closed

 

LPT3/3BCh

Pins 2 & 3 closed

Pins 2 & 3 closed

 

Disabled

Pins 1 & 2 closed

Pins 1 & 2 closed

PARALLEL PORT INTERRUPT SELECT - J5

IRQ

Jumper A

Jumper B

IRQ7

Open

Closed

 

IRQ5

Closed

Open

 

Disabled

Open

Open

IDE PORT CONFIGURATION - JP4

Address

Jumper A

Jumper B

3F6h

Pins 1 & 2 closed

Pins 2 & 3 closed

 

376h

Pins 2 & 3 Closed

Pins 2 & 3 closed

 

Disabled

N/A

Pins 1 & 2 closed

FLOPPY DRIVE CONFIGURATION - JP4

Address

Jumper C

Jumper D

3F0h

Pins 1 & 2 closed

Pins 2 & 3 closed

 

376h

Pins 2 & 3 Closed

Pins 2 & 3 closed

 

Disabled

N/A

Pins 1 & 2 closed