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Navigation Computer – Technical Bulletins

14 July 2021


Technical Bulletins relating to Navigation Computer can be viewed and downloaded by clicking on the link below.

Important Security Features of the Marksman/Ranger 2 Navigation Computer TB 11-003

The latest Windows XP Image (8026-051-A/B) on the Marksman / Ranger2 Nav Computer has additional security features to minimise the risk of virus infections and system tampering. These include pre-installed antivirus software and a dual login feature. Note that this does not affect the NavPCs used for any other software products.

How to disable the Autorun functionality in Nav Computer (Windows XP) TB 10-005

Removable USB/thumb drives use the Autorun feature to load files when the drives are plugged into the USB port. Malware exploits the Autorun feature to spread from the thumb drive to computer, so we need to disable the Autorun feature to prevent malware from spreading.

Nav PC Dongle Removal TB 20-005

This Technical Bulletin describes the procedure for removing the internal dongle from the Navigation Computer (when it is replaced with the Marine Computer).


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