AMERICAN RESEARCH CORPORATION

MB-386Vsx

Processor

80386SX

Processor Speed

16/20MHz

Chip Set

Faraday

Max. Onboard DRAM

8MB

SRAM Cache

None

BIOS

Phoenix

Dimensions

330mm x 218mm

I/O Options

16-bit expansion card slot, 8514/A feature connector, bus mouse port, floppy drive interface, IDE interface, parallel port, serial port (2), VGA/video port

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

Bus mouse port

J4

VGA port

J12

Reset switch

J6

IDE drive interface

J14

Floppy drive interface

J7

IDE active LED & keylock

J15

Serial port (COM2)

J8

Speaker

J17

Serial port (COM1)

J9

16-bit expansion card

S1

Parallel port

J10

IDE interface LED

W11

8514/A feature

J11

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

 

Bus mouse enabled

W4

closed

 

Bus mouse disabled

W4

open

»

Monitor type select color

W5

pins 2 & 3 closed

 

Monitor type select monochrome

W5

pins 1 & 2 closed

»

VGA display enabled

W7

pins 2 & 3 closed

 

VGA display disabled

W7

pins 1 & 2 closed

 

IDE access LED enabled

W11

pins 2 & 3 closed

 

IDE access LED disabled

W11

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(2) 256K x 9

(2) 256K x 9

NONE

NONE

2MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

3MB

(2) 1M x 9

(2) 256K x 9

(2) 256K x 9

NONE

4MB

(2) 1M x 9

(2) 1M x 9

NONE

NONE

5MB

(2) 1M x 9

(2) 1M x 9

(2) 256K x 9

(2) 256K 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