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TURBO-12 286 Motherboard Settings and Configuration






IBM CORPORATION

TURBO-12 286

Processor

80286

Processor Speed

8/12MHz

Chip Set

Unidentified

Video Chip Set

None

Maximum Onboard Memory

1MB

Maximum Video Memory

None

Cache

None

BIOS

Unidentified

Dimensions

355mm x 304mm

I/O Options

None

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Reset switch

J18

Speaker

J25

External battery

J22

Turbo switch

J27

Power LED & keylock

J24

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

Factory configured - do not alter

J19

Unidentified

Factory configured - do not alter

J20

Unidentified

 

Monitor type select color

J23

Pins 2 & 3 closed

 

Monitor type select monochrome

J23

Pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

640KB

(9) 41256

(9) 4164

1MB

(9) 41256

(9) 41256

DRAM JUMPER CONFIGURATION

Size

J26

640KB

Pins 1 & 2 closed

1MB

Pins 2 & 3 closed

CPU SPEED SELECTION

Speed

J17

8MHz

Pins 2 & 3 closed

12MHz

Pins 1 & 2 closed








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