EVERSOURCE COMPUTERS, INC.

USA386

Processor

80386DX

Processor Speed

33/40MHz

Chip Set

Unidentified

Video Chip Set

None

Maximum Onboard Memory

32MB

Maximum Video Memory

None

Cache

64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

3167

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

J2

Reset switch

J6

Turbo switch

J4

External battery

J7

Turbo LED

J5

Speaker

J100

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Monitor type select color

J3

Closed

 

Monitor type select monochrome

J3

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

5MB

(4) 256K x 9

(4) 1M 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

20MB

(4) 1M x 9

(4) 4M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

128KB

(4) 32K x 8

None

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

Note: The location of banks 0 & 1 and TAG are unidentified.

CACHE JUMPER CONFIGURATION

Size

JMP1

JMP3

64KB

Pins 1 & 2, 4 & 5, 6 & 7 closed

Pins 1 & 2 closed

128KB

Pins 2 & 3, 5 & 6 closed

Pins 2 & 3 closed

256KB

Pins 2 & 3 closed

Pins 2 & 3 closed