ZENITH DATA SYSTEMS

Z-2300

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

Riser slot

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker/LED

P506

External battery

P509

Power supply

P507

Riser slot

SL1

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

P501

Unidentified

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

1MB

(2) 256K x 9

(2) 256K x 9

None

1.5MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

2MB

(2) 1M x 9

None

None

2.5MB

(2) 1M x 9

(2) 256K x 9

None

3MB

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

4MB

(2) 1M x 9

(2) 1M x 9

None

4.5MB

(2) 256K x 9

(2) 1M x 9

(2) 1M x 9

6MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

DRAM JUMPER CONFIGURATION

Size

J516

»

256KB x 9 installed in banks 1 or 2

Pins 2 & 3 closed

 

1M x 9 installed in banks 1, 2 or 3

Pins 1 & 2 closed

NPU SPEED SELECTION

Speed

J505

 

8MHz

Pins 1 & 2 closed

 

80287 oscillator (not used)

Pins 3 & 4 closed

 

24MHz (not used)oscillator

Pins 5 & 6 closed

»

16MHz oscillator

Pins 7 & 8 closed

 

14MHz oscillator

Pins 9 & 10 closed

PARALLEL PORT SELECTION

Setting

J501

J502

J503

J506

J511

J512

»

Used as printer

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

 

Used as scanner

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CHIPSPAK IC SELECTION

Unit

J504

»

1

Pins 1 & 2 closed

 

2

Pins 3 & 4 closed

 

3

Pins 5 & 6 closed

 

4

Pins 7 & 8 closed

»

IBM printer compatibility

Pins 9 &10 closed

PCI TRIGGER SELECTION

Setting

J510

»

Color video card

Pins 1 & 2 closed

»

SCP control

Pins 3 & 4 closed

 

Keyboard type

Pins 5 & 6, 7 & 8 closed

 

NPU clock mode

Pins 9 &10 closed