...because we can't all be on the bleeding edge...





DESKPRO XE 486

COMPAQ COMPUTER CORPORATION

DESKPRO XE 486

Processor

80486SX/80487SX/80486DX/ODP486SX/80486DX2

Processor Speed

25/33/50(internal)/66(internal)MHz

Chip Set

Compaq

Max. Onboard DRAM

32MB

Cache

64/256KB (on external cache card)

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

External cache card, floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial port, VGA port

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse port

CN1

Floppy drive interface

CN7

Parallel port

CN2

Speaker

J1

Serial port

CN3

Power LED & keylock

J2

VGA port

CN4

External battery

J3

Video memory upgrade

CN5

Riser card

SL1

IDE interface

CN6

External cache card

SL2

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

Battery type select internal

J4

pins 1 & 2 closed

 

Battery type select external

J4

pins 2 & 3 closed

»

On board video enabled

SW502/1

Off

 

On board video disabled

SW502/1

On

»

Setup write protect disabled

SW502/2

Off

 

Setup write protect enabled

SW502/2

On

»

Floppy drive select read/write

SW502/3

Off

»

Floppy drive select read only

SW502/3

On

»

Factory configured - do not alter

SW502/4

Off

»

CMOS memory normal operation

SW502/5

Off

 

CMOS memory clear

SW502/5

On

»

Flash BIOS write protect enabled

SW502/6

Off

 

Flash BIOS write protect disabled

SW502/6

On

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 256K x 36

NONE

NONE

NONE

2MB

(1) 256K x 36

(1) 256K x 36

NONE

NONE

2MB

(1) 512K x 36

NONE

NONE

NONE

3MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

NONE

3MB

(1) 256K x 36

(1) 512K x 36

NONE

NONE

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

4MB

(1) 512K x 36

(1) 512K x 36

NONE

NONE

4MB

(1) 1M x 36

NONE

NONE

NONE

5MB

(1) 256K x 36

(1) 512K x 36

(1) 512K x 36

NONE

5MB

(1) 256K x 36

(1) 1M x 36

NONE

NONE

6MB

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

NONE

6MB

(1) 512K x 36

(1) 1M x 36

NONE

NONE

7MB

(1) 256K x 36

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

8MB

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

8MB

(1) 2M x 36

NONE

NONE

NONE

9MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

NONE

9MB

(1) 256K x 36

(1) 2M x 36

NONE

NONE

10MB

(1) 512K x 36

(1) 1M x 36

(1) 1M x 36

NONE

10MB

(1) 512K x 36

(1) 2M x 36

NONE

NONE

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

NONE

12MB

(1) 1M x 36

(1) 2M x 36

NONE

NONE

13MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

14MB

(1) 512K x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 2M x 36

(1) 2M x 36

NONE

NONE

17MB

(1) 256K x 36

(1) 2M x 36

(1) 2M x 36

NONE

18MB

(1) 512K x 36

(1) 2M x 36

(1) 2M x 36

NONE

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

20MB

(1) 1M x 36

(1) 2M x 36

(1) 2M x 36

NONE

24MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

NONE

25MB

(1) 256K x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

26MB

(1) 512K x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

28MB

(1) 1M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

32MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

CPU TYPE CONFIGURATION

Type

SW500/1

SW500/2

SW500/3

SW500/4

80486SX-33

Off

Off

Off

Off

80487SX-25

Off

On

On

On

ODP486SX-25/50

Off

On

On

On

ODP486SX-33/66

Off

On

On

Off

80486DX-33

On

Off

On

Off

80486DX2-50

On

Off

On

On

80486DX2-66

On

Off

On

Off