HwMuseum | Index

UNIDENTIFIED

VESA IDE CARD

Data bus:

32-bit VL-bus

Size:

Three-quarter length, half-height card

Hard drive supported:

Two IDE(AT) drives

Floppy drives supported:

Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS

Function

Location

40-pin primary IDE(AT) connector

CN1

34-pin cable connector - floppy drive

CN2

16-pin game port

CN3

10-pin serial port 2 - internal

CN4

9-pin serial port 1 - external, 10-pin serial port 1 internal

CN5

25-pin parallel port - external

CN6

2-pin connector - drive active LED

JP1

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Support 2 Floppy Disks

JP4

pins 1 & 2 closed

 

Reserved for factory use - do not alter

JP4

pins 2 & 3 closed

»

Floppy drive interface enabled

JP5

pins 1 & 2 closed

 

Floppy drive interface disabled

JP5

pins 2 & 3 closed

»

ROM type is 2764

JP11

pins 1 & 2 closed

 

ROM type is 27128

JP11

pins 2 & 3 closed

»

Parallel port IRQ 7 select

JP14

pins 2 & 3 closed

 

Parallel port IRQ 5 select

JP14

pins 1 & 2 closed

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Serial Port 1 IRQ 4 select

JP15

pins 3 & 4 closed

 

Serial Port 1 IRQ 3 select

JP15

pins 1 & 2 closed

 

Serial Port 1 IRQ 5 select

JP15

pins 5 & 6 closed

»

Serial Port 2 IRQ 3 select

JP16

pins 1 & 2 closed

 

Serial Port 2 IRQ 4 select

JP16

pins 3 & 4 closed

 

Serial Port 2 IRQ 5 select

JP16

pins 5 & 6 closed

Note: JP18 is unidentified. Location of pin I in all jumper blocks is unidentified.

SERIAL PORTS CONFIGURATION

COM1

COM2

JP6

JP7

JP8

»

Enable

Enable

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

 

Enable

Disable

pins 1 & 2 closed

pins 2 & 3 closed

pins 1 & 2 closed

 

COM2

COM1

pins 2 & 3 closed

pins 1 & 2 closed

pins 1 & 2 closed

 

Disable

COM1

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

 

Disable

COM2

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

 

COM2

Disable

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed

 

Disable

Disable

N/A

pins 2 & 3 closed

pins 2 & 3 closed

SERIAL PORT ADDRESS SELECTION

COM1

COM2

JP12

JP13

»

COM1(3F8h)

COM2(3E8h)

pins 1 & 2 closed

pins 2 & 3 closed

 

COM1(3F8h)

COM4(2E8h)

pins 1 & 2 closed

pins 2 & 3 closed

 

COM3(2F8h)

COM4(2E8h)

pins 2 & 3 closed

pins 2 & 3 closed

 

COM2(3E8h)

COM3(2F8h)

pins 2 & 3 closed

pins 1 & 2 closed

PARALLEL PORT ADDRESS SELECTION

LPT

JP9

JP10

 

LPT1

pins 2 & 3 closed

pins 1 & 2 closed

»

LPT2

pins 1 & 2 closed

pins 1 & 2 closed

 

LPT3

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 2 & 3 closed

pins 2 & 3 closed

HARD DRIVE SPEED CONFIGURATION

Speed

JP2

JP3

»

Standard 0(600 ns)

pins 2 & 3 closed

pins 2 & 3 closed

 

1(380 ns)

pins 1 & 2 closed

pins 2 & 3 closed

 

2(200 ns)

pins 1 & 2 closed

pins 1 & 2 closed