HwMuseum | Index

PEAKTRON COMPUTER, INC.

PA286-SMT-12/16/20, PA286-SMT-12D/16D

Processor

80286

Processor Speed

12/16/20MHz

Chip Set

Peaktron

Max. Onboard DRAM

16MB

Cache

None

BIOS

AMI

Dimensions

247mm x 220mm

I/O Options

None

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

J1

Turbo switch

J4

Speaker

J2

Reset switch

J5

Turbo LED

J3

External battery

J11

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Monitor type select monochrome

J6

Open

 

Monitor type select color

J6

Closed

»

CPU speed control select turbo switch

J9

Open

 

CPU speed control select keyboard controller pin 32

J9

pins 1 & 2 closed

 

CPU speed control select keyboard controller pin 23

J9

pins 2 & 3 closed

»

NPU mode select synchronous with CPU

J12

pins 2 & 3 closed

 

NPU mode select asynchronous with CPU

J12

pins 1 & 2 closed

»

Bus speed select ATCLK/2

SW1/jumper 1

Open

 

Bus speed select ATCLK/3

SW1/jumper 1

Closed

»

Parity check enabled

SW1/jumper 2

Closed

 

Parity check disabled

SW1/jumper 2

Open

»

DRAM select 0 wait states

SW1/jumper 3

Closed

 

DRAM select 1 wait state

SW1/jumper 3

Open

»

Shadow BIOS ROM disabled

SW1/jumper 4

Closed

 

Shadow BIOS ROM enabled

SW1/jumper 4

Open

DRAM CONFIGURATION

Size

Bank 0

P-0

Bank 1

P-1

Bank 2

Bank 3

512KB

(4) 44256

(2) 41256

NONE

NONE

NONE

NONE

512KB

NONE

NONE

NONE

NONE

(2) 256K x 9

NONE

1MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

NONE

NONE

1MB

NONE

NONE

NONE

NONE

(2) 256K x 9

(2) 256K x 9

1.5MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

(2) 256K x 9

NONE

2MB

(4) 441000

(2) 411000

NONE

NONE

NONE

NONE

2MB

NONE

NONE

NONE

NONE

(2) 1M x 9

NONE

3MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

(2) 1M x 9

NONE

4MB

(4) 441000

(2) 411000

(4) 441000

(2) 411000

NONE

NONE

4MB

NONE

NONE

NONE

NONE

(2) 1M x 9

(2) 1M x 9

6MB

(4) 441000

(2) 411000

(4) 441000

(2) 411000

(2) 1M x 9

NONE

8MB

NONE

NONE

NONE

NONE

(2) 4M x 9

NONE

16MB

NONE

NONE

NONE

NONE

(2) 4M x 9

(2) 4M x 9

DRAM JUMPER CONFIGURATION

Size

SW1/5

SW1/6

SW1/7

SW1/8

J7

J8

512KB

Open

Closed

Open

Open

Open

Open

512KB

Open

Closed

Open

Open

2 & 3

1 & 2

1MB

Open

Closed

Open

Closed

Open

Open

1MB

Open

Closed

Open

Closed

2 & 3

1 & 2

1.5MB

Open

Open

Closed

Open

1 & 2

2 & 3

2MB

Closed

Open

Open

Open

Open

Open

2MB

Closed

Open

Open

Open

2 & 3

1 & 2

3MB

Open

Closed

Closed

Open

1 & 2

2 & 3

4MB

Closed

Open

Open

Closed

Open

Open

4MB

Closed

Open

Open

Closed

2 & 3

1 & 2

6MB

Closed

Open

Closed

Open

1 & 2

2 & 3

8MB

Closed

Closed

Open

Open

2 & 3

1 & 2

16MB

Closed

Closed

Open

Closed

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

BIOS CONFIGURATION

Size

JP1

JP10

27256

pins 1 & 2 closed

Open

27512

pins 2 & 3 closed

Closed