...because we can't all be on the bleeding edge...





PA 286-16/20/25 PA 386SX-16/20

PEAKTRON COMPUTER, INC.

PA 286-16/20/25 & PA 386SX-16/20

Processor

80286/80386SX

Processor Speed

16/20/25MHz

Chip Set

Peaktron

Max. Onboard DRAM

16MB

Cache

None

BIOS

AMI

Dimensions

330mm x 220mm

I/O Options

None

NPU Options

80287/80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

Reset switch

J1

Speaker

J4

Turbo switch

J2

Power LED & keylock

J5

Turbo LED

J3

External battery

JP1

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

CPU speed select switchable at turbo switch

J6

open

 

CPU speed select switchable at keyboard

J6

1 & 2 or 2 & 3

Monitor type select monochrome

J7

open

 

Monitor type select color

J7

closed

NPU mode select synchronous with CPU

J11

pins 2 & 3 closed

 

NPU mode select asynchronous with CPU

J11

pins 1 & 2 closed

Bus speed select ATCLK/2

SW1/1

Open

 

Bus speed select ATCLK/3

SW1/1

Closed

Parity check enabled

SW1/2

Closed

 

Parity check disabled

SW1/2

Open

DRAM select 0 wait states

SW1/3

Closed

 

DRAM select 1 wait state

SW1/3

Open

Shadow BIOS ROM disabled

SW1/4

Closed

 

Shadow BIOS ROM enabled

SW1/4

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

J8

J9

512KB

Open

Closed

Open

Open

pins 2 & 3 closed

pins 1 & 2 closed

512KB

Open

Closed

Open

Open

pins 1 & 2 closed

pins 2 & 3 closed

1MB

Open

Closed

Open

Closed

pins 2 & 3 closed

pins 1 & 2 closed

1MB

Open

Closed

Open

Closed

pins 1 & 2 closed

pins 2 & 3 closed

1.5MB

Open

Open

Closed

Open

pins 2 & 3 closed

pins 1 & 2 closed

2MB

Closed

Open

Open

Open

pins 2 & 3 closed

pins 1 & 2 closed

2MB

Closed

Open

Open

Open

pins 1 & 2 closed

pins 2 & 3 closed

3MB

Open

Closed

Closed

Open

pins 2 & 3 closed

pins 1 & 2 closed

4MB

Closed

Open

Open

Closed

pins 2 & 3 closed

pins 1 & 2 closed

4MB

Closed

Open

Open

Closed

pins 1 & 2 closed

pins 2 & 3 closed

6MB

Closed

Open

Closed

Open

pins 2 & 3 closed

pins 1 & 2 closed

8MB

Closed

Closed

Open

Open

pins 2 & 3 closed

pins 1 & 2 closed

16MB

Closed

Closed

Open

Closed

pins 1 & 2 closed

pins 2 & 3 closed

BIOS CONFIGURATION

Type

J10

J12

27256

pins 1 & 2 closed

pins 2 & 3 closed

27512

Open

Closed