HwMuseum | Index

UNIDENTIFIED

VL286-AT

Processor

80286

Processor Speed

12MHz

Chip Set

Unidentified

Max. Onboard DRAM

4MB

Cache

None

BIOS

AMI/Award/Phoenix

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

J17

Turbo switch

JP13

External battery

J18

Reset switch

JP14

Power LED & keylock

J19

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Location

»

BIOS type select 27128

JP1

Open

 

BIOS type select 27256

JP1

Closed

»

Monitor type select color

JP2

Open

 

Monitor type select monochrome

JP2

Closed

»

ROM wait state select 1

JP7

Open

 

ROM wait state select 2

JP7

Closed

»

DRAM wait states select 0

JP8

Closed

 

DRAM wait state select 1

JP8

Open

»

Fast mode enabled

JP9

Closed

 

Fast mode disabled

JP9

Open

»

CPU speed select switchable 6 or 12MHz

JP15

Open

 

CPU speed select switchable 8 or 12MHz

JP15

Closed

»

Battery type select internal

J22

Closed

 

Battery type select external

J22

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

512KB

(18) 41256

NONE

640KB

(18) 41256

(18) 4164

1MB

(18) 41256

(18) 41256

2MB

(18) 411000

NONE

4MB

(18) 411000

(18) 411000

DRAM JUMPER CONFIGURATION

Size

JP10

JP11

JP12

512KB

Closed

Closed

Closed

640KB

Closed

Open

Closed

1MB

Open

Closed

Closed

2MB

Open

Open

Closed

4MB

Closed

Closed

Open