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





4000/XE SERIES

DELL COMPUTER CORPORATION

4000/XE SERIES

Processor

80486DX/80486DX2/Pentium (with pentium processor upgrade board)

Processor Speed

25/33/50(internal)/60/66(internal)MHz

Chip Set

Intel

Max. Onboard DRAM

128MB

Cache

128KB

BIOS

Phoenix

Dimensions

330mm x 218mm

I/O Options

External cache card, floppy drive interface,

IDE interface, parallel port, PS/2 mouse port,

riser card, serial ports (2),VGA port

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

VGA port

CN1

IDE interface

CN6

Parallel port

CN2

Floppy drive interface

CN7

Serial port 2

CN3

Riser Card

CN8

Serial port 1

CN4

Cache card connector

CN9

PS/2 mouse port

CN5

External battery

JBAT

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

30MHz

N/A

AT ROM card disabled

ATRM

Open

 

AT ROM card enabled

ATRM

Closed

System video BIOS clear disabled

CLRB

Open

 

System video BIOS clear enabled

CLRB

Closed

EISA configuration utility settings are enabled

CLRE

Open

 

EISA configuration utility settings are disabled

CLRE

Closed

Flash BIOS & EISA configuration utlity upgraded by floppy

EFLU

Closed

 

Flash BIOS & EISA configuration utlity not upgraded by floppy

EFLU

Open

Password feature enabled

EPWD

Closed

 

Password feature disabled

EPWD

Open

Monitor type select VGA enabled

EVGA

Closed

 

Monitor type select VGA disabled

EVGA

Open

I/O controller uses address 26Eh-26Fh

IOALT

Open

 

I/O controller uses address 398h-399h

IOALT

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

2MB

(2) 256K x 36

NONE

4MB

(2) 256K x 36

(2) 256K x 36

4MB

(2) 512K x 36

NONE

8MB

(2) 512K x 36

(2) 512K x 36

8MB

(2) 1M x 36

NONE

16MB

(2) 1M x 36

(2) 1M x 36

16MB

(2) 2M x 36

NONE

32MB

(2) 2M x 36

(2) 2M x 36

32MB

(2) 4M x 36

NONE

64MB

(2) 4M x 36

(2) 4M x 36

64MB

(2) 16M x 36

NONE

128MB

(2) 16M x 36

(2) 16M x 36

VIDEO MEMORY CONFIGURATION

Size

VRAM

1MB

(4) 44256

Note:System comes with 512KB installed.

CPU SPEED CONFIGURATION

Speed

25MHz

33MHz

80486DX/25MHz

Closed

Open

80486DX2/33MHz

Open

Closed

80486DX/50i MHz

Closed

Open

80486DX2/66i MHz

Open

Closed

MISCELLANEOUS TECHNICAL NOTE

Pentium processor upgrade board replaces existing processor and has no jumpers. The external cache is not required as 256KB cache is included on the upgrade board.