HwMuseum | Index

PC'S LIMITED, INC.

28608L/AT122

Processor

80286

Processor Speed

10MHz

Chip Set

C & T

Max. Onboard DRAM

1MB

Cache

None

BIOS

PC's Ltd.

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

J2

External battery

J4

Speaker

J3

Reset switch

J9

USER CONFIGURABLE SETTINGS

Function

Switch

Position

»

Monitor type select color

SW1/1

On

 

Monitor type select monochrome

SW1/1

Off

»

Green display LED indicates CPU speed (on = fast)

SW1/2

On

 

Green display LED indicates power on

SW1/2

Off

»

BIOS type select 27256

SW1/3

On

 

BIOS type select 27128

SW1/3

Off

»

Factory configured - do not alter

SW1/4

Off

»

Factory configured - do not alter

SW1/5

Off

»

1024 DRAM split as 512K base, 512K extended

SW1/6

Off

 

1024 DRAM split as 640K base, 384K extended

SW1/6

On

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

256KB

(9) 41256

NONE

NONE

NONE

512KB

(9) 41256

(9) 41256

NONE

NONE

640KB

(9) 41256

(9) 41256

(9) 4164

(9) 4164

1MB

(9) 41256

(9) 41256

(9) 41256

(9) 41256

DRAM SWITCH CONFIGURATION

Size

SW1/7

SW1/8

256KB

On

Off

512KB

On

open

640KB

Off

Off

1MB

Off

open