Processor

80286

Processor Speed

10MHz

Chip Set

VLSI

Max. Onboard DRAM

1MB

Cache

None

BIOS

Award

Dimensions

355mm x 304mm

I/O Options

Serial ports (2), parallel port, floppy drive interface

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port

J1A

External battery

J5

Serial port

J1B

Speaker

J6

Parallel port

J2

Power LED & keylock

J7

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

CPU speed select 10MHz

SW1/3

Off

CPU speed select 8MHz

SW1/3

On

»

Monitor type select color

SW1/4

Off

Monitor type select monochrome

SW1/4

On

»

Factory configured - do not alter

SW2

pins 1 & 2 closed

»

CS ROM

SW3

pins 1 & 2 closed

XMEMR

SW3

pins 2 & 3 closed

»

BIOS type select 27256

SW4

pins 2 & 3 closed

BIOS type select 27128

SW4

pins 1 & 2 closed

»

Floppy drive mode select single speed

SW5

pins 1 & 2 closed

Floppy drive mode select dual speed

SW5

pins 2 & 3 closed

»

COM1 enabled (IRQ4)

SW6 & SW9

Closed

COM1 disabled

SW6 & SW9

Open

»

COM2 enabled (IRQ3)

SW7 & SW8

Closed

COM2 disabled

SW7 & SW8

Open

Notes: The locations of SW2 & SW3 are unidentified. To install an internal modem as either COM1 or COM2, the PAL chip at U65 must be replaced with a SER1 U58EC chip. Hyundai no longer stocks this chip and there is no third party sources known. The location of U65 is unidentified.

DRAM CONFIGURATION

Size

Bank 0

Bank 1

512KB

(18) 41256

NONE

640KB

(18) 41256

(18) 4164

1MB

(18) 41256

(18) 41256

DRAM SWITCH CONFIGURATION

Size

SW1/switch 1

SW1/switch 2

512KB

Off

On

640KB

On

Off

1MB

Off

Off