MICRONICS COMPUTERS, INC.

80386SX BOARD

Processor

80386SX

Processor Speed

25MHz

Chip Set

Micronics

Max. Onboard DRAM

16MB

Cache

None

BIOS

Phoenix

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

Keylock connector

JP13/pins 1 & 2

Turbo switch

JP13/pins 15, 16 & 17

Power LED

JP13/pins 3, 4 & 5

Reset switch

JP13/pins 19 & 20

Speaker

JP13/pins 7, 8, 9 & 10

External Battery

J2/pins 1(pos) & 4(neg)

Turbo LED

JP13/pins 12 & 13

 

 

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Internal battery select

J2

pins 2 & 3 closed

 

External battery select

J2

pins 2 & 3 open

»

Monitor type select color

JP2

Closed

 

Monitor type select monochrome

JP2

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

512KB

(2) 256KB x 9

NONE

NONE

NONE

1MB

(2) 256KB x 9

(2) 256KB x 9

NONE

NONE

1.5MB

(2) 256KB x 9

(2) 256KB x 9

(2) 256KB x 9

NONE

2MB

(2) 256KB x 9

(2) 256KB x 9

(2) 256KB x 9

(2) 256KB x 9

2.5MB

(2) 256KB x 9

(2) 1MB x 9

NONE

NONE

3MB

(2) 256KB x 9

(2) 256KB x 9

(2) 1MB x 9

NONE

4.MB

(2) 1MB x 9

(2) 1MB x 9

NONE

NONE

4.5MB

(2) 256KB x 9

(2) 1MB x 9

(2) 1MB x 9

NONE

5MB

(2) 256KB x 9

(2) 1MB x 9

(2) 256KB x 9

(2) 1MB x 9

6MB

(2) 1MB x 9

(2) 1MB x 9

(2) 1MB x 9

NONE

8MB

(2) 1MB x 9

(2) 1MB x 9

(2) 1MB x 9

(2) 1MB x 9

8MB

(2) 4MB x 9

NONE

NONE

NONE

8.5MB

(2) 256KB x 9

(2) 4MB x 9

NONE

NONE

9MB

(2) 256KB x 9

(2) 256KB x 9

(2) 4MB x 9

NONE

10MB

(2) 1MB x 9

(2) 4MB x 9

NONE

NONE

12MB

(2) 1MB x 9

(2) 1MB x 9

(2) 4MB x 9

NONE

16MB

(2) 4MB x 9

(2) 4MB x 9

NONE

NONE