NORTHGATE COMPUTER SYSTEMS, INC.

ELEGANCE 386 (REV. 2)

Processor

80386DX

Processor Speed

20/25/33MHz

Chip Set

VLSI

Max. Onboard DRAM

8MB

Cache

64/256KB

BIOS

AMI

Dimensions

330 x 220

I/O Options

32-bit external memory card, parallel port, serial ports (2)

NPU Options

80387DX

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

J3

Serial port (COM2)

J10

Power LED & keylock

J4

32-bit external memory card

S1

Speaker

J5

32-bit system memory card

S4

Reset switch

J6

Hard Reset

W5

Parallel port

J8

Turbo switch

W6

Serial port (COM1)

J9

   

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

Factory configured - do not alter

W1

Open

»

Factory configured - do not alter

W4

pins 2 & 3 closed

»

Monitor type select color

W7

pins 2 & 3 closed

 

Monitor type select monochrome

W7

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

W8

W9

1MB

(4) 256K x 9

NONE

NONE

NONE

pins 2 & 3

pins 2 & 3

2MB

(4) 256K x 9

(4) 256K x 9

NONE

NONE

pins 2 & 3

pins 2 & 3

4MB

(4) 1M x 9

NONE

NONE

NONE

pins 1 & 2

pins 1 & 2

8MB

(4) 1M x 9

(4) 1M x 9

NONE

NONE

pins 1 & 2

pins 1 & 2

12MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

NONE

pins 1 & 2

pins 1 & 2

16MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

pins 1 & 2

pins 1 & 2

Note:Banks 2 & 3 may be found on the external memory card.

Pins designated should be in the closed position.

DRAM JUMPER CONFIGURATION

System memory

External memory

SW1/1

SW1/2

SW1/3

SW1/4

1MB

0MB

Closed

Closed

Closed

Closed

2MB

0MB

Open

Open

Open

Open

4MB

0MB

Closed

Closed

Closed

Closed

8MB

0MB

Closed

Open

Open

Open

8MB

4MB

Open

Closed

Open

Open

8MB

8MB

Open

Open

Open

Open

CACHE CONFIGURATION

Size

Cache

Location

TAG

64KB

(8) 64K x 1

Banks 0 & 1

(2) 64K x 1

256KB

(8) 64K x 4

Banks 0 & 1

(2) 64K x 4

CACHE JUMPER CONFIGURATION

Size

W2

W3

64KB

pins 1 & 2 closed

pins 1 & 2 closed

256KB

pins 2 & 3 closed

pins 2 & 3 closed

PARALLEL PORT CONFIGURATION

LPT

IRQ

SW2/3

SW2/4

SW3/3

SW3/4

»

1

5

Open

Open

Closed

Open

 

2

7

Open

Closed

Open

Closed

»

1

7

Open

Open

Open

Closed

 

2

5

Open

Closed

Closed

Open

 

Disabled

N/A

Closed

N/A

N/A

N/A

SERIAL PORT CONFIGURATION

Port 1 (J9)

Port 2 (J10)

SW2/1

SW2/2

SW3/1

SW3/2

»

COM1/IRQ4

COM2/IRQ3

Open

Open

Closed

Closed

 

COM1/IRQ4

Disabled

Open

Closed

Closed

Open

 

Disabled

COM2/IRQ3

Closed

Open

Open

Closed

 

Disabled

Disabled

Closed

Closed

Open

Open