MAGUS DATA TECHNOLOGY, INC.

E486

Processor

80486DX

Processor Speed

25/33MHz

Chip Set

Intel

Max. Onboard DRAM

64MB (on external DRAM card)

Cache

128KB (on external SRAM card)

BIOS

Phoenix

Dimensions

330mm x 218mm

I/O Options

32-Bit external system DRAM card slot, 32-Bit external SRAM card slot, PS/2 bus mouse connector

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J11

Speaker

J26

Auxiliary keyboard

J13

Power LED & keylock

J27

PS/2 bus mouse

J15

32-Bit external DRAM card

S1

Turbo LED

J24

32-Bit external SRAM card

S2

Reset switch

J25

   

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

Power good signal detect from power supply

J12

pins 1 & 2 closed

 

Power good signal detect from board

J12

pins 2 & 3 closed

»

SRAM Cache enabled (internal & external)

SW1/1

On

 

SRAM Cache disabled (internal & external)

SW1/1

Off

»

Factory configured - do not alter

SW1/2

N/A

»

Factory configured - do not alter

SW1/3

N/A

»

CMOS memory normal operation

SW1/4

On

 

CMOS memory clear

SW1/4

Off

»

Password check enabled

SW1/5

On

 

Password check disabled

SW1/5

Off

»

Monitor type select color

SW1/6

On

 

Monitor type select monochrome

SW1/6

Off

DRAM CONFIGURATION

Size

Bank 0

Bank 1

2MB

(8) 256K x 9

NONE

4MB

(8) 256K x 9

(8) 256K x 9

8MB

(8) 1M x 9

NONE

10MB

(8) 1M x 9

(8) 256K x 9

16MB

(8) 1M x 9

(8) 1M x 9

32MB

(8) 4M x 9

NONE

34MB

(8) 4M x 9

(8) 256K x 9

40MB

(8) 4M x 9

(8) 1M x 9

64MB

(8) 4M x 9

(8) 4M x 9