NEC TECHNOLOGIES, INC.

POWERMATE 286

Processor

80286

Processor Speed

8/10MHz

Chip Set

NEC

Max. onboard DRAM

1MB

Cache

None

BIOS

Phoenix

Dimensions

330mm x 218mm

I/O Options

Floppy drive interface, IDE interface, parallel port, riser card slot, serial port, video

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port

CN1

IDE interface

J5

Parallel port

CN2

External battery

J10

Video port

CN3

Riser card slot

S1

Floppy drive interface

J4

   

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

External video select color

J3

Closed

 

External video select monochrome

J3

Open

»

Factory configured - do not alter

J8

N/A

»

Enable printer with EGA disabled

J9

pins 1 & 2 closed

 

Disable printer with EGA disabled-

J9

pins 2 & 3 closed

»

CPU speed select 8/10MHz switchable via SYSCLK

JPS

pins 1 & 2 closed

 

CPU speed select true 10MHz

JPS

pins 2 & 3 closed

»

Factory configured - do not alter

SW1/1

N/A

»

Floppy drive interface enabled

SW1/2

On

 

Floppy drive interface disabled

SW1/2

Off

»

IDE interface enabled

SW1/3

Off

 

IDE interface disabled

SW1/3

On

»

Serial port enabled

SW1/4

On

 

Serial port disabled

SW1/4

Off

DRAM CONFIGURATION

Base

Extended

Bank 0

Bank 1

SW1/1

SW1/2

SW/3

512KB

0KB

(18) 41256

NONE

On

On

On

640KB

0KB

(18) 4164

(18) 41256

Off

On

On

512KB

512KB

(18) 41256

(18) 41256

On

Off

On

640KB

384KB

(18) 41256

(18) 41256

Off

Off

On

EPROM CONFIGURATION

EPROM

SW1/1

SW1/2

SW1/3

SW1/4

27128

On

Off

Off

On

27256

On

Off

On

Off

27512

Off

On

On

Off

VIDEO CONFIGURATION

Type

SW3/1

SW3/2

SW3/3

SW3/4

SW3/5

SW3/6

SW3/7

SW3/8

EGA

Off

On

On

Off

Off

On

On

On

Color

Off

Off

Off

On

Off

On

On

On

Monochrome

Off

Off

On

Off

Off

On

On

On