ACER, INC.

RT-286-12/16

Processor

80286

Processor Speed

12/16MHz

Chip Set

Acer

Max. Onboard DRAM

6MB

Cache

None

BIOS

Unidentified

Dimensions

254mm x 218mm

I/O Options

None

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

J1

Turbo switch

J4

Turbo LED

J2

Power LED & keylock

J5

Reset switch

J3

External battery

J6

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

NPU synchronous with CPU

JP1

pins 1 & 2 closed

 

NPU asynchronous with CPU

JP1

pins 2 & 3 closed

»

I/O bus speed select ATCLK

JP2

Closed

 

I/O bus speed select ATCLK/2

JP2

Open

»

Factory configured - do not alter

JP3

Closed

»

Parity enabled

JP4

Open

 

Parity disabled

JP4

Closed

»

BIOS type select 27512

JP5

pins 1 & 2 closed

 

BIOS type select 27256

JP5

pins 2 & 3 closed

»

Monitor type select monochrome

JP6

pins 1 & 2 closed

 

Monitor type select color

JP6

pins 2 & 3 closed

»

Battery type select internal

JP7

pins 1 & 2 closed

 

Battery type select external

JP7

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Parity 0

Bank 1

Parity 1

Bank 2

Bank 3

512KB

NONE

NONE

NONE

NONE

(2) 256K x 9

NONE

1MB

NONE

NONE

NONE

NONE

(2) 256K x 9

(2) 256K x 9

2MB

NONE

NONE

NONE

NONE

(2) 1M x 9

NONE

1MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

NONE

NONE

1.5MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

(2) 256K x 9

NONE

4MB

NONE

NONE

NONE

NONE

(2) 1M x 9

(2) 1M x 9

5MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

(2) 1M x 9

(2) 1M x 9