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Z-286 Motherboard Settings and Configuration






ZENITH DATA SYSTEMS

Z-286

Processor

80286

Processor Speed

8MHz

Chip Set

Unidentified

Video Chip Set

None

Maximum Onboard Memory

3.15MB

Maximum Video Memory

None

Cache

None

BIOS

Unidentified

Dimensions

Unidentified

I/O Options

CPU slot, Zenith expansion slots (2)

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Video slot

SL1

CPU slot

SL4

Zenith expansion slot

SL2

I/O slot

SL5

00Zenith expansion slot

SL3

Floppy slot

SL6

DRAM CONFIGURATION

Note: The location of the memory is unidentified.

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Expansion ROM select 16KB

J201

Pins 2 & 3, 4 & 5 closed

 

Expansion ROM select 32KB

J201

Pins 1 & 2, 3 & 4 closed

NPU SPEED SELECTION

Speed

J203

J204

6MHz

Pins 1 & 2 closed

Pins 1 & 2 closed

8MHz

Open

Pins 2 & 3 closed








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