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B386 EDITION 2.1

MAGUS DATA TECHNOLOGY, INC.

B386 EDITION 2.1

Processor

80386SX

Processor Speed

20/25MHz

Chip Set

C & T

Max. Onboard DRAM

16MB (on external memory cards)

Cache

None

BIOS

Phoenix

Dimensions

330mm x 218mm

I/O Options

32-bit external memory cards (2)

NPU Options

80287(location unidentified)/80387SX/3167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J21

Power LED & keylock

J27

Reset switch

J22

Auxiliary keyboard connector

J21B

Turbo LED

J23

32-bit external memory cards

SL1 & SL2

Speaker

J26

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select CGA

J20

pins 1 & 2 closed

 

Monitor type select EGA/VGA

J20

pins 2 & 3 closed

Power good signal detect from power supply

J21A

pins 2 & 3 closed

 

Power good signal detect from board

J21A

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

1MB

NONE

2MB

2MB

NONE

4MB

2MB

2MB

4MB

4MB

NONE

8MB

8MB

NONE

10MB

2MB

8MB

16MB

8MB

8MB

Note: Bank 0 is located in slot SL1 & Bank 1 is located in slot SL2. Memory boards must be Magus and are available in the following sizes: 1MB, 2MB, 4MB & 8MB.

NPU TYPE CONFIGURATION

Type

J25

JMP1

None

Open

Open

80287

pins 1 & 2 closed

Open

80387

pins 2 & 3 closed

Closed

3167

Open

Open

80387 & 3167

pins 2 & 3 closed

Closed