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





286 AT TURBO MAINBOARD

FUJIKAMA USA, INC.

286 AT TURBO MAINBOARD

Processor

80286

Processor Speed

8/16MHz

Chip Set

Undentified

Max. Onboard DRAM

4MB

Cache

None

BIOS

AMI

Dimensions

240mm x 218mm

I/O Options

None

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

CN2

Turbo LED

JP1

Power LED & keylock

CN3

Turbo switch

JP2

External battery

CN5

Reset switch

JP4

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

CMOS memory normal operation

HDR1

pins 1 & 2 closed

 

CMOS memory clear

HDR1

pins 3 & 4 closed

BIOS type select 27256

JP3

pins 2 & 3 closed

 

BIOS type select 27128

JP3

pins 1 & 2 closed

Power good signal detect from board

JP5

pins 1 & 2 closed

 

Power good signal detect from power supply

JP5

pins 2 & 3 closed

Clock speed control external switch

JP6

pins 1 & 2 closed

 

Clock speed control keyboard

JP6

pins 2 & 3 closed

Parity check enabled

SW1/1

On

 

Parity check disabled

SW1/1

Off

Shadow RAM disabled

SW1/2

On

 

Shadow RAM enabled

SW1/2

Off

RAM wait state select 1 wait state

SW1/3

Off

 

RAM wait state select 0 wait states

SW1/3

On

ROM wait state select 3 wait states

SW1/4

Off

 

ROM wait state select 2 wait states

SW1/4

On

Monitor type select monochrome

SW1/7

Off

 

Monitor type select color

SW1/7

On

Factory configured - do not alter

SW1/8

Off

DRAM CONFIGURATION

Size

Bank 0

Parity 0

Bank 1

Parity 1

Bank 2

Bank 3

512KB

(4) 44256

(2) 41256

NONE

NONE

NONE

NONE

640KB

(4) 44256

(2) 41256

(4) 4464

(2) 4164

NONE

NONE

1MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

NONE

NONE

2MB

NONE

NONE

NONE

NONE

(2) 1M x 9

NONE

4MB

NONE

NONE

NONE

NONE

(2) 1M x 9

(2) 1M x 9

DRAM SWITCH CONFIGURATION

Size

SW1/5

SW1/6

512KB

On

On

640KB

On

Off

1MB

On

Off

2MB

Off

On

4MB

Off

Off