NORTHGATE COMPUTER SYSTEMS, INC.

ELEGANCE 425E

Processor

80486DX

Processor Speed

25MHz

Chip Set

Intel

Max. Onboard DRAM

32MB

Cache

128KB

BIOS

AMI

Dimensions

350mm x 304mm

I/O Options

Parallel port, serial port, floppy drive interface, IDE interface

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

P11

Serial port 1

P20

Power LED & keylock

P12

Parallel port

P21

Turbo LED

P13

Bus mouse

P22

Reset switch

P14

IDE interface

P23

Floppy drive interface

P18

IDE interface LED

P24

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Cache enabled

J1

Closed

 

Cache disabled

J1

Open

»

Factory configured - do not alter

J2

pins 2 & 3 closed

»

Factory configured - do not alter

J13

pins 2 & 3 closed

»

Factory configured - do not alter

J14

pins 1 & 2 closed

»

Factory configured - do not alter

J15

pins 1 & 2 closed

»

Factory configured - do not alter

J16

pins 1 & 2 closed

»

Serial port IRQ select IRQ4

J17

pins 2 & 3 closed

 

Serial port IRQ select IRQ3

J17

pins 1 & 2 closed

»

Parallel port IRQ select IRQ4

J18

pins 2 & 3 closed

 

Parallel port IRQ select IRQ3

J18

pins 1 & 2 closed

»

Factory configured - do not alter

J19

Closed

»

Factory configured - do not alter

J20

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

32MB

(4) 4M x 9

(4) 4M x 9

DRAM JUMPER CONFIGURATION

Size

J3

J4

J5

J6

J7

1MB

Open

Open

Open

Open

Open

2MB

Closed

Closed

Closed

Closed

Open

4MB

Open

Open

Open

Open

Open

8MB

Closed

Closed

Closed

Closed

Open

16MB

Open

Open

Open

Open

2 & 3

32MB

Closed

Closed

Closed

Closed

1 & 2

Note: Pins designated should be in the closed position.

DRAM JUMPER CONFIGURATION

Size

J8

J9

J10

J11

J12

1MB

2 & 3

2 & 3

1 & 2

1 & 2

1 & 2

2MB

1 & 2

2 & 3

1 & 2

1 & 2

1 & 2

4MB

1 & 2

2 & 3

1 & 2

1 & 2

2 & 3

8MB

1 & 2

1 & 2

2 & 3

1 & 2

2 & 3

16MB

1 & 2

1 & 2

2 & 3

1 & 2

2 & 3

32MB

1 & 2

1 & 2

2 & 3

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CACHE CONFIGURATION

Size

Bank 0

128KB

(5) 32K x 8