...because we can't all be on the bleeding edge...





B637/B638/B639

FORCOM TECHNOLOGY CORPORATION

B637/B638/B639

   

Processor

80386SX

Processor Speed

16/20/25MHz

Chip Set

Headland

Max. Onboard DRAM

8MB

Cache

None

BIOS

AMI/Quadtel

Dimensions

246.6mm x 216.8mm

I/O Options

None

NPU Options

80387SX

   

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

P1

Reset switch

P5

Speaker

P2

External battery

P6

Power LED & Keylock

P3

Turbo switch

W2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select monochrome

JP103

Open

 

Monitor type select color

JP103

Closed

Power good signal detect from board

P7

pins 1 & 2 closed

 

Power good signal detect from power supply

P7

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

512KB

(2) 256K x 9

NONE

NONE

NONE

1MB

(2) 256K x 9

(2) 256K x 9

NONE

NONE

1.5MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

NONE

2MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

2MB

(2) 1M x 9

NONE

NONE

NONE

3MB

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

NONE

4MB

(2) 1M x 9

(2) 1M x 9

NONE

NONE

4.5MB

(2) 1M x 9

(2) 1M x 9

(2) 256K x 9

NONE

5MB

(2) 1M x 9

(2) 1M x 9

(2) 256K x 9

(2) 256K x 9

6MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

NONE

8MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9