HwMuseum | Index

HEDAKA

HED-919

Processor

80286

Processor Speed

12MHz

Chip Set

Unidentified

Max. Onboard DRAM

1MB

Cache

None

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED

CN3

Keylock

CN6

Reset switch

CN4

Turbo LED

CN7

Speaker

CN5

Turbo switch

CN8

USER CONFIGURABLE SETTINGS

Function

Switch

Position

»

Parity check disabled

SW1/1

On

 

Parity check enabled

SW1/1

Off

»

Shadow BIOS enabled

SW1/2

On

 

Shadow BIOS disabled

SW1/2

Off

»

Factory configured - do not alter

SW1/7

Off

»

Wait state select 0 wait states

SW1/8

On

 

Wait state select 1 wait state

SW1/8

Off

DRAM CONFIGURATION

Size

Bank 0

Parity 0

Bank 1

Parity 1

Bank 2

Parity 2

512KB

(4) 42456

(2) 41256

NONE

NONE

NONE

NONE

640KB

(4) 42456

(2) 41256

NONE

NONE

(4) 41464

(2) 4164

1MB

(4) 42456

(2) 41256

(4) 42456

(2) 41256

NONE

NONE

DRAM SWITCH CONFIGURATION

Size

SW1/3

SW1/4

512KB

Off

On

640KB

On

Off

1MB

Off

Off

DISPLAY ADAPTER CONFIGURATION

Type

SW1/5

SW1/6

CGA (40 x 25)

Off

On

CGA (80 x 25)

On

Off

Monochrome

Off

Off