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B386DX Motherboard Settings and Configuration






INFORMTECH INTERNATIONAL, INC.

B386DX

Processor

80386DX

Processor Speed

25/33MHz

Chip Set

VLSI

Max. Onboard DRAM

32MB

Cache

64/128KB

BIOS

Quadtel

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80387/3167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J2

Speaker

J22

Turbo LED

J20

Reset switch

JP7

Power LED & keylock

J21

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select color

JP6

pins 1 & 2 closed

 

Monitor type select monochrome

JP6

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) 1M x 9

(4) 256K x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

17MB

(4) 4M x 9

(4) 256K 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

Bank 1

32KB

(4) 8K x 8

NONE

64KB

(4) 8K x 8

(4) 8K x 8

128KB

(4) 32K x 8

NONE

128KB

(4) 32K x 8

(4) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP5

32KB

pins 2 & 3 closed

64KB

pins 2 & 3 closed

128KB

pins 1 & 2 closed

128KB

pins 1 & 2 closed








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