Alienware Aurora R12 Service Manual

Removing the coin-cell battery

Follow the procedure in Before working inside your computer.
NOTE Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.
CAUTION Removing the coin-cell battery resets the BIOS setup program’s settings to default. It is recommended that you note the BIOS setup program’s settings before removing the coin-cell battery.
Remove the left-side cover.

The following images indicate the location of the coin-cell battery and provides a visual representation of the removal procedure.

Image: Lifting the power-supply unit cage

Image: Removing the coin-cell battery

Lay the computer on the right side.
Press the releasing clip on the power-cable connectors and disconnect the power cables from the graphics card.
Slide the power-supply unit cage release latches to the unlock position.
Lift the power-supply unit cage and rotate the power-supply unit cage away from the chassis.
Press the battery-release lever away from the coin-cell battery until the coin-cell battery pops up.
Lift the coin-cell battery out of its socket.