ZENITH DATA SYSTEMS

Z-3300 SERIES

Processor

80386

Processor Speed

12/16MHz

Chip Set

Unidentified

Video Chip Set

None

Maximum Onboard Memory

4MB (on external memory cards)

Maximum Video Memory

None

Cache

None

BIOS

Unidentified

Dimensions

355mm x 304mm

I/O Options

386 connectors (6)

NPU Options

80287/80387

CONNECTIONS

Purpose

Location

Purpose

Location

Chassis fan power

P127

Power supply connector

P128

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

EMS enabled

SW401/3

On

 

EMS disabled

SW401/3

Off

 

Base memory size select 512KB

SW401/4

Off

 

Base memory size select 640KB

SW401/4

On

DRAM CONFIGURATION

Size

Bank 0

1MB (Z-505 card)

(36) 41256

4MB (Z-515 card)

(36) 41100

Note: The location of bank 0 is unidentified.

MEMORY CARD SELECTION

Setting

SW401/1

SW401/2

Set switch on base memory card to:

On

On

Set switch on first extra memory card to:

On

Off

Set switch on second extra memory card to:

Off

On

Set switch on third extra memory card to:

Off

Off

MEMORY BOUNDARY SELECTION

Boundary

SW401/5

SW401/6

SW401/7

SW401/8

0

On

On

On

On

1

Off

On

On

On

2

On

Off

On

On

3

Off

Off

On

On

4

On

On

Off

On

5

Off

On

Off

On

6

On

Off

Off

On

7

Off

Off

Off

On

8

On

On

On

Off

9

Off

On

On

Off

10

On

Off

On

Off

11

Off

Off

On

Off

12

On

On

Off

Off

13

Off

On

Off

Off

14

On

Off

Off

Off

15

Off

Off

Off

Off

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

NPU asynchronous with CPU

J201

Pins 2 & 3 closed

 

NPU synchronous with CPU

J201

Pins 1 & 2 closed

»

NPU type select 80287

J202

Pins 1 & 2 closed

 

NPU type select 80387

J202

Pins 2 & 3 closed

»

NPU not installed

J204

Pins 1 & 2 closed

 

NPU installed

J204

Pins 2 & 3 closed

»

1MB memory card installed

J207

Pins 1 & 2 closed

 

No memory cards installed

J207

Pins 2 & 3 closed

»

NPU speed select high

J211

Pins 2 & 3 closed

 

NPU speed select low

J211

Pins 1 & 2 closed

MEMORY ADDRESS SELECTION

Address

SW201/1

SW201/2

SW201/3

SW201/4

000000 – 0FFFFF

On

Off

Off

Off

100000 – 1FFFFF

Off

On

Off

Off

200000 – 2FFFFF

Off

Off

On

Off

300000 – 3FFFFF

Off

Off

Off

On

400000 – 4FFFFF

Off

Off

Off

Off

500000 – 5FFFFF

Off

Off

Off

Off

600000 – 6FFFFF

Off

Off

Off

Off

700000 – 7FFFFF

Off

Off

Off

Off

MEMORY ADDRESS SELECTION (CON’T)

Address

SW201/5

SW201/6

SW201/7

SW201/8

000000 – 0FFFFF

Off

Off

Off

Off

100000 – 1FFFFF

Off

Off

Off

Off

200000 – 2FFFFF

Off

Off

Off

Off

300000 – 3FFFFF

Off

Off

Off

Off

400000 – 4FFFFF

On

Off

Off

Off

500000 – 5FFFFF

Off

On

Off

Off

600000 – 6FFFFF

Off

Off

On

Off

700000 – 7FFFFF

Off

Off

Off

On

MEMORY ADDRESS SELECTION

Address

SW202/1

SW202/2

SW202/3

SW202/4

800000 – 8FFFFF

On

Off

Off

Off

900000 – 9FFFFF

Off

On

Off

Off

A00000 – AFFFFF

Off

Off

On

Off

B00000 – BFFFFF

Off

Off

Off

On

C00000 – CFFFFF

Off

Off

Off

Off

D00000 – DFFFFF

Off

Off

Off

Off

E00000 – EFFFFF

Off

Off

Off

Off

F00000 – FFFFFF

Off

Off

Off

Off

MEMORY ADDRESS SELECTION (CON’T)

Address

SW202/5

SW202/6

SW202/7

SW202/8

800000 – 8FFFFF

Off

Off

Off

Off

900000 – 9FFFFF

Off

Off

Off

Off

A00000 – AFFFFF

Off

Off

Off

Off

B00000 – BFFFFF

Off

Off

Off

Off

C00000 – CFFFFF

On

Off

Off

Off

D00000 – DFFFFF

Off

On

Off

Off

E00000 – EFFFFF

Off

Off

On

Off

F00000 – FFFFFF

Off

Off

Off

On