HwMuseum | Index

AST RESEARCH, INC.

Mid-Size Bravo 286/16

(Models 202382-001 and 202382-002)

Processor

80286

Processor Speed

16MHz

Chip Set

AST

Max. Onboard DRAM

16MB

SRAM Cache

None

BIOS

AST

Dimensions

340mm x 245mm

I/O Options

16-bit external CPU card slot

bus mouse port, floppy drive interface

IDE interface, parallel port, serial port (2), SVGA port

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

SVGA port

CN1

Floppy drive interface

J24

Bus mouse port

CN2

External battery

J26

Serial port 1 (COM1)

CN3

Speaker

J27

Parallel port

CN4

Fan power

J28

VGA pass-through

J19

IDE interface LED

J35

Serial port 2 (COM2)

J20

Front panel switches & LEDs

P29

IDE interface

J22

16-bit external CPU card

S1

USER CONFIGURABLE SETTINGS

Function

Switch SW1

Position

»

VGA port enabled

switch 1

closed

 

VGA port disabled

switch 1

open

»

Password check enabled

switch 2

open

 

Password check disabled

switch 2

closed

»

Factory configured - do not alter

switch 3

open

»

Factory configured - do not alter

switch 4

open

»

Factory configured - do not alter

switch 5

closed

»

Factory configured - do not alter

switch 6

closed

»

Monitor type select PS/2 style

switch 7

closed

 

Monitor type select AT style

switch 7

open

»

Monitor type select VGA or fixed-frequency

switch 8

open

 

Monitor type select multi-frequency

switch 8

closed

»

Factory configured - do not alter

switch 9

open

»

Factory configured - do not alter

switch 10

open

Note:Board uses an 80286 16MHz CPU card. (AST part number 202424-001)

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

1MB

(2) 256K x 9

(2) 256K x 9

NONE

1.5MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

2MB

(2) 1M x 9

(2) 1M x 9

NONE

3MB

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

4MB

(2) 1M x 9

(2) 1M x 9

NONE

4.5MB

(2) 1M x 9

(2) 1M x 9

(2) 256K x 9

6MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

8MB

(2) 4M x 9

NONE

NONE

9MB

(2) 256K x 9

(2) 256K x 9

(2) 4M x 9

12MB

(2) 1M x 9

(2) 1M x 9

(2) 4M x 9

16MB

(2) 4M x 9

(2) 4M x 9

NONE