Specifications
Upgrading and ESD precautions 
WARNING 
Unplug the system before carrying out the procedures described in this document. Failure 
to disconnect power before you open the system can result in personal injury or 
equipment damage. Hazardous voltage, current, and energy levels are present in this 
product. Power switch terminals can have hazardous Voltages present even when the 
power switch is off. 
The procedures assume familiarity with the general terminology associated with personal 
computers and with the safety practices and regulatory compliance required for using and 
modifying electronic equipment. 
Do not operate the system with the cover removed. Always replace the cover before 
turning on the system. 
As the colours of the wires in the mains lead of this computer may not correspond with the coloured 
markings identifying the terminals in your plug proceed as follows: 
The wire which is coloured green-and-yellow must be connected to the terminal in the plug which is marked 
by the letter E or by the safety Earth symbol Ω or coloured green or green-and-yellow. 
The wire which is coloured blue must be connected to the terminal which is marked with the letter N or 
coloured black. 
The wire which is coloured brown must be connected to the terminal which is marked with the letter L or 
coloured red. 
CAUTION! 
The Viglen D945GTP motherboard 
and associated components are 
sensitive electronic devices. A small 
static shock from your body can 
cause expensive damage to your 
equipment. 
Make sure you are earthed and free of static charge before you open the computer case. If you are 
unsure about upgrading your computer, return it to Viglen so a qualified engineer can perform the 
upgrade. 
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