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CT-286/12 Motherboard Settings and Configuration






UNIDENTIFIED

CT-286/12

Processor

AM286/80286

Processor Speed

6/8/10/12MHz

Chip Set

C & T

Video Chip Set

None

Maximum Onboard Memory

4MB

Maximum Video Memory

None

Cache

None

BIOS

Scat

Dimensions

254mm x 218mm

I/O Options

None

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

BATT

Turbo LED

JP1

Power LED & keylock

J1

Reset switch

JP2

Speaker

J2

Turbo switch

JP3

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

NPU speed select NPU speed = Y1/3

JP4

Pins 1 & 2 closed

 

NPU speed select NPU speed = Y2/3

JP4

Pins 2 & 3 closed

 

Monitor type select monochrome

JP6

Pins 1 & 2 closed

 

Monitor type select CGA/EGA/VGA

JP6

Pins 2 & 3 closed

 

Power good signal detect from power supply

JP7

Pins 1 & 2 closed

 

Power good signal detect from board

JP7

Pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

512KB

(2) 256K x 9

None

1MB

(2) 256K x 9

(2) 256K x 9

2MB

(2) 1M x 9

None

4MB

(2) 1M x 9

(2) 1M x 9

Note: The location of the banks is unidentified. The amount and location of the DIP memory is unidentified.








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