Replacing the Battery

A lithium battery on the motherboard provides backup power for the PC’s timekeeping capability. The battery has an estimated life expectancy of seven years.

When the battery starts to weaken, the date and time may be incorrect. If the battery fails, replace it with a CR2032 lithium battery (3 volt, 220mAH rating) or an equivalent battery.

WARNING: There is danger of explosion if the battery is incorrectly replaced. Replace only with the same, or equivalent, type of battery. Discard used batteries according to the manufacturer’s instructions.

1Complete the procedures to prepare the PC and to remove the side panel. See “Opening and Closing the PC“ on page 1.

2Gently lay the PC on its side.

3Remove any cabling, if necessary, to reach the battery.

4Remove any memory modules, if necessary, to reach the battery. See “Adding Memory“ on page 7.

5To remove the battery, push the latch away from the battery and lift the battery from the socket.

6Install the new CR2032 battery in the socket, with the positive (+) side facing the latch.

7Replace memory modules or cables you removed.

8Set the chassis upright.

9Complete the procedures to replace the side panel, and to close the PC. See “Opening and Closing the PC“ on page 1.

10Upgrading and Servicing Guide

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