S y s t e m m o t h e r b o a r d
Replacing the CMOS battery
To replace the battery
MS660 OWNER'S HANDBOOK
The battery has an average life of 3-5 years. If you have to
reconfigure the computer every time you turn it on, the battery has
discharged and needs replacing. The battery is a 3 volt lithium type
CR2032 (or equivalent).
Turn off the computer and unplug the power cord. Take
suitable anti-static precautions and remove the system main
Identify the battery and holder (No5 on the diagram at the
front of this chapter) on the motherboard.
metal or other conductive implement to remove the battery.
If a short-circuit is accidentally made between its positive and negative
terminals, it may cause the battery to explode.
Lift the edge of the battery far enough to clear the base of the
holder, then slide the battery from under the contact spring.
Check the replacement battery is identical to the old battery.
Taking care not to touch the top or bottom surface of the
battery, pick up the replacement with the positive (+) terminal
Slide the battery into the holder from the same side the old
battery was removed.
Refit the system side panel.
Dispose of the old battery according to the maker's
When you turn on the computer you will have to run the BIOS Setup
utility to re-enter the hardware configuration. If in any doubt refer
to 'System BIOS and Setup'.