UNIDENTIFIED

386-SC-HG/HQ

Processor

80386DX

Processor Speed

25/33/40MHz

Chip Set

Symphony

Max. Onboard DRAM

32MB

Cache

32/128KB

BIOS

AMI

Dimensions

220mm x 220mm

I/O Options

None

NPU Options

80387DX/3167

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

J1

Speaker

J4

Turbo switch

J2

Power LED & keylock

J5

Reset switch

J3

External battery

J7

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Monitor type select monochrome/EGA/VGA

JP2

Open

 

Monitor type select color

JP2

Closed

»

NPU synchronous with CPU

J8

pins 1 & 2 closed

 

NPU asynchronous with CPU

J8

pins 2 & 3 closed

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

5MB

(4) 256K x 9

(4) 1M x 9

5MB

(4) 1M x 9

(4) 256K x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

17MB

(4) 256K x 9

(4) 4M x 9

17MB

(4) 4M x 9

(4) 256K x 9

20MB

(4) 1M x 9

(4) 4M x 9

20MB

(4) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

TAG

32KB

(4) 8K x 8

(1) 8K x 8

128KB

(4) 32K x 8

(1) 8K x 8

CACHE JUMPER CONFIGURATION

Size

JS1

JS2

JS3

JS4

JS5

JS6

JS7

JS8

32KB

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

128KB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

Note: Pins designated should be in the closed position.