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Z-286LP

ZENITH DATA SYSTEMS

Z-286LP

Processor

80286

Processor Speed

8MHz

Chip Set

Unidentified

Video Chip Set

None

Maximum Onboard Memory

6MB

Maximum Video Memory

None

Cache

None

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

Parallel port, serial ports (2), riser slot

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Parallel port

CN1

Serial port 1

CN3

Serial port 2

CN2

Riser slot

SL1

USER CONFIGURABLE SETTINGS

Function

Label

Position

Factory configured - do not alter (1 I/O card installed)

J504/pins 1 & 2

Closed

Factory configured - do not alter (IBM printer compatibility)

J504/pins 9 & 10

Closed

 

Monitor type select color

J510/pins 1 & 2

Closed

 

Monitor type select monochrome

J510/pins 1 & 2

Open

Factory configured - do not alter (SCP enabled)

J510/pins 3 & 4

Closed

Factory configured - do not alter (NPU duty cycle)

J510/pins 9 & 10

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

1MB

(2) 256K x 9

(2) 256K x 9

None

2MB

(2) 1M x 9

(2) 1M x 9

None

3MB

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

6MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

DRAM JUMPER CONFIGURATION

Size

J516

1MB

Pins 2 & 3 closed

2MB

Pins 1 & 2 closed

3MB

Pins 2 & 3 closed

6MB

Pins 1 & 2 closed

NPU SPEED SELECTION

Speed

Oscillator

J505

5MHz

16MHz

Pins 7 & 8 closed

5MHz

14MHz

Pins 9 & 10 closed

8MHz

24MHz

Pins 5 & 6 closed

8MHz

16MHz

Pins 7 & 8 closed

10MHz

30MHz

Pins 3 & 4 closed

10MHz

20MHz

Pins 3 & 4 closed

10MHz

24MHz

Pins 5 & 6 closed

12MHz

24MHz

Pins 5 & 6 closed

PARALLEL PORT SELECTION

Setting

J501

J502

J503

J506

J511

J512

Parallel port

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

Page scanner

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

KEYBOARD SELECTION

Setting

J510/pins 5 & 6

J510/pins 7 & 8

XT

Closed

N/A

AT

N/A

Open