25Setting up the systemPreinstallation requirementsSelecting a siteBefore unpacking and installing the system, select a suitable site forthe system for maximum efficiency. Consider the following factorswhen choosing a site for the system:• Near a grounded power outlet• Clean and dust-free• Stable surface free from vibration• Well-ventilated and away from sources of heat• Secluded from electromagnetic fields produced by electricaldevices such as air conditioners, radio and TV transmitters, etc.Checking the package contentsCheck the following items from the package:• Acer Altos G310 series system• Acer Altos G310 series User’s guide• Acer Altos G310 series Accessory box• System keys (attached to the rear panel of the system)If any of the above items are damaged or missing, contact your dealerimmediately.Save the boxes and packing materials for future use.