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





System 425E/433E

DELL COMPUTER CORPORATION

System 425E/433E

Processor

80486DX

Processor Speed

25/33MHz

Chip Set

VLSI

Max. Onboard DRAM

32MB

Cache

None

BIOS

AMI

Dimensions

353mm x 291mm

I/O Options

Parallel port, serial ports (2)

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port one

COM1

Power LED & keylock

KYLCK

Serial port two

COM2

Parallel port

LPT1

Reset switch

J20

Speaker

SPKR

Keyboard

KBD

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

JM2

Open

Monitor type select color

JM4

pins 2 & 3 closed

 

Monitor type select monochrome

JM4

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

2MB

(2) 256K x 36

NONE

NONE

NONE

4MB

(2) 256K x 36

(2) 256K x 36

NONE

NONE

6MB

(2) 256K x 36

(2) 256K x 36

(2) 256K x 36

NONE

8MB

(2) 256K x 36

(2) 256K x 36

(2) 256K x 36

(2) 256K x 36

8MB

(2) 1M x 36

NONE

NONE

NONE

10MB

(2) 1M x 36

(2) 256K x 36

NONE

NONE

12MB

(2) 1M x 36

(2) 256K x 36

(2) 256K x 36

NONE

14MB

(2) 1M x 36

(2) 256K x 36

(2) 256K x 36

(2) 256K x 36

16MB

(2) 1M x 36

(2) 1M x 36

NONE

NONE

18MB

(2) 1M x 36

(2) 1M x 36

(2) 256K x 36

NONE

20MB

(2) 1M x 36

(2) 1M x 36

(2) 256K x 36

(2) 256K x 36

24MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

NONE

28MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

(2) 256K x 36

32MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

DRAM JUMPER CONFIGURATION

Size

J26A

J26B

J26C

J26D

2MB

Closed

N/A

N/A

N/A

4MB

Closed

Closed

N/A

N/A

6MB

Closed

Closed

Closed

N/A

8MB

Closed

Closed

Closed

Closed

8MB

Open

N/A

N/A

N/A

10MB

Open

Closed

N/A

N/A

12MB

Open

Closed

Closed

N/A

14MB

Open

Closed

Closed

Closed

16MB

Open

Open

N/A

N/A

18MB

Open

Open

Closed

N/A

20MB

Open

Open

Closed

Closed

24MB

Open

Open

Open

N/A

28MB

Open

Open

Open

Closed

32MB

Open

Open

Open

Open