HwMuseum | Index

QDI COMPUTER, INC.

QD5500A

Data bus:

32-bit, VL-bus

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

40-pin IDE (AT) interface connector - port 1

CN1

34-pin control cabled connector - floppy drive

CN2

Game port

CN3

9-pin serial port 1 - external

CN4

10-pin serial port 2 - internal

CN5

25-pin parallel port

CN6

2-pin connector - drive active LED

JP1

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

VL-IDE enabled

JP2

Open

 

VL-IDE disabled

JP2

Closed

»

Factory configured - do not alter

JP3

Closed

»

Game port enabled

JP5

Pins 1 & 2 closed

 

Game port disabled

JP5

Pins 2 & 3 closed

»

Floppy drive enabled

JP9

Pins 1 & 2 closed

 

Floppy drive disabled

JP9

Pins 2 & 3 closed

PARALLEL PORT CONFIGURATION

LPT/Address

JP4

JP8

LPT1/378h

Pins 1 & 2 closed

Pins 1 & 2 closed

LPT2/278h

Pins 2 & 3 closed

Pins 1 & 2 closed

Disabled

N/A

Pins 2 & 3 closed

SERIAL PORT 1 CONFIGURATION

COM

JP10

JP11

»

COM1

Pins 1 & 2 closed

Pins 1 & 2 closed

 

COM3

Pins 2 & 3 closed

Pins 1 & 2 closed

 

Disabled

N/A

Pins 2 & 3 closed

SERIAL PORT 2 CONFIGURATION

COM

JP6

JP7

»

COM2

Pins 1 & 2 closed

Pins 1 & 2 closed

 

COM4

Pins 2 & 3 closed

Pins 1 & 2 closed

 

Disabled

N/A

Pins 2 & 3 closed

BIOS ADDRESS - JP15

Address

A

B

C

D

E

F

G

H

»

Disabled

Closed

Open

Open

Open

Open

Open

Open

Open

 

C400h

Open

Closed

Open

Open

Open

Open

Open

Open

 

C800h

Open

Open

Closed

Open

Open

Open

Open

Open

 

CC00h

Open

Open

Open

Closed

Open

Open

Open

Open

 

D000h

Open

Open

Open

Open

Closed

Open

Open

Open

 

D400h

Open

Open

Open

Open

Open

Closed

Open

Open

 

D800h

Open

Open

Open

Open

Open

Open

Closed

Open

 

DC00h

Open

Open

Open

Open

Open

Open

Open

Closed