Instruction Manual

Celeron CPU
1.Prior toremoving/ replacing the CPU, refer to"Opening the case".
2.Unplug the CPU's fan cable.
3.Release the metal latch that secures the CPU tothe motherboard.
Removing the
CPU
4.Pull the lever slightly outwards and then up toremove the CPU from the board.
5.Install the new CPU, ensuring that you seat it firmly onthe board, push the lever down
toconnect the CPU and secure it with the metal latch. Replace the fan cable.
6.Refer tothe CPU documentation for any required special settings.
7.Replace the panel and turn onthe power.
8.Verify onthe monitor that the computer has recognised the new processor.
Replacing the CMOS battery
A lithium battery, installed onthe motherboard, provides power for the real- time clock (RTC) and
CMOS RAM. The battery will last for several years.
When the battery starts toweaken and the voltage drops below acertain level, you may notice that
the date and time are wrong. This is an indication that the battery needs replacing.
If you replace the battery incorrectly, it can cause injury or damage the system. Always use the
same or an equivalent type of battery.
Do not expose batteries toexcessive heat or fire.Please return battery tothe point of purchase for
proper disposal.
The following procedure assumes you have opened the case and are observing ESD precautions.