QDI COMPUTER, INC.

QD6500, QD6500A VL

Data bus:

32-bit, VL-bus

Size:

Three/quarter-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

40-pin IDE (AT) interface connector

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

JP5

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Factory configured - do not alter

JP1

open

»

Factory configured - do not alter

JP2

pins 2 & 3 closed

»

Chipset register address = 0BXh

JP3

pins 2 & 3 closed

 

Chipset register address = 03Xh

JP3

pins 1 & 2 closed

»

IDE port address = 1F0h

JP4

pins 2 & 3 closed

 

IDE port address = 170h

JP4

pins 1 & 2 closed

»

Floppy drive enabled

JP8

pins 1 & 2 closed

 

Floppy drive disabled

JP8

pins 2 & 3 closed

»

Game port enabled

JP13

pins 1 & 2 closed

 

Game port disabled

JP13

pins 2 & 3 closed

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

IDE IRQ = IRQ14

JP15

pins 1 & 2 closed

 

IDE IRQ = IRQ15

JP15

pins 2 & 3 closed

 

Address lines 3F7/177h enabled (74LS244 chip installed)

JP16

closed

 

Address lines 3F7/177h disabled

JP16

open

SERIAL PORT 1 CONFIGURATION

COM

JP6

JP7

»

COM1

pins 1 & 2 closed

pins 1 & 2 closed

 

COM3

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 2 & 3 closed

pins 1 & 2 closed

 

Disabled

pins 2 & 3 closed

pins 2 & 3 closed

SERIAL PORT 2 CONFIGURATION

COM

JP11

JP12

»

COM2

pins 1 & 2 closed

pins 1 & 2 closed

 

COM4

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 2 & 3 closed

pins 1 & 2 closed

 

Disabled

pins 2 & 3 closed

pins 2 & 3 closed

PARALLEL PORT CONFIGURATION

LPT/Address

JP9

JP10

»

LPT1/378h

pins 1 & 2 closed

pins 1 & 2 closed

 

LPT2/278h

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 2 & 3 closed

pins 1 & 2 closed

 

Disabled

pins 2 & 3 closed

pins 2 & 3 closed

BIOS ADDRESS - JP14

Address

Jumper A

Jumper B

Jumper C

Jumper D

»

Disabled

closed

open

open

open

 

C800h

open

closed

open

open

 

D000h

open

open

closed

open

 

D800h

open

open

open

closed