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XEN-S Venus II Motherboard Layout (Rev 1.1.14)



RAM Configurations

On-board

Module

Product Code

Total

1MB

1MB

1MB

1MB

XB48036

2MB

1MB

2MB

XB48037

3MB

1MB

4MB

XB48038

5MB

1MB

8MB

XB48080

8MB

2MB

2MB

2MB

2MB

XB48037

4MB

2MB

4MB

XB48038

6MB

2MB

6MB

XB48039

8MB

2MB

8MB

XB48080

8MB



Ethernet Options

On-board Thick and Thin Ethernet



Drives

MB Make Model Type Part Number
10 Rodime RO352 1 MFM 11120311
20 MiniScribe 8425 2 MFM 11355611
30 MiniScribe 3438 (3)38 RLL 11787111
44 Syquest SQ555 SCSI 14184511
49 Seagate ST-157R 46 RLL 14004311



Switch Settings

8MB Memory Module
  SW1
No 8MB Module Installed
8MB Module Installed

 

Processor Type
Processor

SW2

SW3

386SX Interface

286 Interface

 

 Mono / Colour Selection
 

SW5

Colour

Mono

 

Processor Clock Speed
Speed

SW6

SW7

10 MHz

12 MHz

16 MHz

20 MHz

 

SW9 - Ethernet
Position  
All Off D-type connector
All On BNC connector

 

SW10

Switch

Function

Off

On

1

Password

Disable

Enable

2

Serial COM 1

Disable

Enable

3

Floppy

Disable

Enable

4

Hard Disk

Disable

Enable

5

Serial COM 2 (Mouse)

Disable

Enable

6

Ethernet

Disable

Enable

7

Parallel Port

Disable

Enable

8

VGA *

Disable

Enable

* When disabling on-board VGA the Password (SW10,1) must be set to Enable for the machine to work correctly



Additional Options

Processor Co-Processor Product Code
268 80287 XB42639
386SX 80387SX XB42664
IC73 Replace with PAL VNPC096C P/N 12151931



Rear Panel



CMOS Discharge

It is not possible to drain the CMOS without specialist equipment.


 

Computing for a Connected World