APRICOT COMPUTERS LIMITED

XEN-S VENUS II MOTHERBOARD

Processor

80286/80386SX (exact location unknown)

Processor Speed

10/12/16/20MHz

Chip Set

Unidentified

Max. Onboard DRAM

8MB (with external memory upgrade)

Cache

None

BIOS

Unidentified

Dimensions

220mm x 220mm

I/O Options

Floppy drive interface, IDE interface, parallel port, serial ports (2), VGA port ethernet connector (exact locations unknown)

NPU Options

80287/80387SX

CONNECTIONS

Purpose

Location

Memory upgrade connector

CN1

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

8MB memory module not installed

SW1

Open

 

8MB memory module installed

SW1

Closed

»

Monitor type select color

SW5

Closed

 

Monitor type select monochrome

SW5

Open

»

Ethernet cable type select BNC

SW9/1-8

On

 

Ethernet cable type select D - shell

SW9/1-8

Off

»

Password enabled

SW10/1

On

 

Password disabled

SW10/1

Off

»

COM1 enabled

SW10/2

On

 

COM1 disabled

SW10/2

Off

»

Floppy drive interface enabled

SW10/3

On

 

Floppy drive interface disabled

SW10/3

Off

»

IDE interface enabled

SW10/4

On

 

IDE interface disabled

SW10/4

Off

»

COM2 enabled

SW10/5

On

 

COM2 disabled

SW10/5

Off

»

Ethernet enabled

SW10/6

On

 

Ethernet disabled

SW10/6

Off

»

Parallel port enabled

SW10/7

On

 

Parallel port disabled

SW10/7

Off

»

VGA enabled

SW10/8

On

 

VGA disabled

SW10/8

Off

DRAM CONFIGURATION

Size

Bank 0

Module

1MB

1MB

NONE

2MB

1MB

1MB

2MB

2MB

NONE

3MB

1MB

2MB

4MB

2MB

2MB

5MB

1MB

4MB

6MB

2MB

4MB

8MB

1MB

8MB

8MB

2MB

6MB

8MB

2MB

8MB

Note: Bank 0 is factory installed and is not configurable. The location is unknown. On board memory size depends on board version. When the 8MB module is installed, Bank 0 is automatically disabled.

CPU TYPE CONFIGURATION

Type

SW2

SW3

80286

Closed

Closed

80386

Open

Open

CPU SPEED CONFIGURATION

Speed

SW6

SW7

10MHz

Open

Open

12MHz

Open

Closed

16MHz

Closed

Open

20MHz

Closed

Closed