UNITRON COMPUTER, INC.

MINI-386SX/AT

Processor

80386SX

Processor Speed

25MHz

Chip Set

Headland

Max. Onboard DRAM

8MB

Cache

None

BIOS

Phoenix

Dimensions

220mm x 220mm

I/O Options

None

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J2

Turbo LED

J24

Turbo switch

J19

Speaker

J25

Reset switch

J23

Power LED & keylock

J26

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Monitor type select monochrome

J4

Open

 

Monitor type select color

J4

Closed

DRAM CONFIGURATION

Size

Interleave

Bank 0

Bank 1

Bank 2

Bank 3

512KB

0

(2) 256K x 9

NONE

NONE

NONE

1MB

2

(2) 256K x 9

(2) 256K x 9

NONE

NONE

2MB

4

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

2MB

0

(2) 1M x 9

NONE

NONE

NONE

3MB

0

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

NONE

4MB

2

(2) 1M x 9

(2) 1M x 9

NONE

NONE

5MB

2

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

(2) 1M x 9

6MB

0

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

NONE

8MB

4

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

NPU CONFIGURATION

Size

J20

J21

Synchronous

pins 1 & 2 closed

pins 2 & 3 closed

Asynchronous

Open

Closed