HwMuseum | Index

MAGITRONICS

A-B307

Processor

80386SX

Processor Speed

25MHz

Chip Set

VLSI SCAMP

Max. Onboard DRAM

16MB

SRAM Cache

None

BIOS

AMI/Quadtel

Dimensions

218mm x 218mm

I/O Options

None

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

J5

Reset switch

J15

External battery

J8

Turbo switch

J16

Power LED & keylock

J10

Turbo LED

J17

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Pipeline mode enabled

JP1

closed

 

Pipeline mode disabled

JP1

open

»

CMOS memory normal operation

JP6

pins 1 & 2 closed

 

CMOS memory clear

JP6

pins 3 & 4 closed

»

Battery select internal

JP7

closed

 

Battery select external

JP7

open

»

Monitor type select monochrome

JP11

open

 

Monitor type select color

JP11

closed

»

Parity checking enabled

JP90

closed

 

Parity checking disabled

JP90

open

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) 1M x 9

NONE

NONE

4MB

(2) 1M x 9

(2) 1M x 9

NONE

NONE

5MB

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

(2) 1M 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

8MB

(2) 4M x 9

NONE

NONE

NONE

12MB

(2) 1M x 9

(2) 1M x 9

(2) 4M x 9

NONE

16MB

(2) 4M x 9

(2) 4M x 9

(2) 4M x 9

(2) 4M x 9