Bags and Gloves E-9220T Replacing the CMOS battery, To replace the battery:

Follow the instructions in “Opening the server case” on page 30.

Print the appendix for BIOS Settings in this guide.

Follow the instructions in “Opening the BIOS Setup utility” on page 66. Record the BIOS settings on your printout, then close the utility.

Replacing the CMOS battery

Replacing the CMOS battery

If the server clock does not keep time or the settings in the BIOS Setup utility are not saved when you turn off the server, replace the CMOS battery with an equivalent battery.

There is a danger of explosion if battery is incorrectly replaced.

Warning Replace only with the same or equivalent type of battery recommended by the manufacturer. Dispose of used batteries following the manufacturer’s instructions.

To replace the battery:

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4 Turn off your server, then follow the instructions in “Preventing static electricity discharge” on page 29.

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6 Locate the old battery on the system board and note its orientation (see “System board” on page 5 for the general location of the battery). You will need to install the new battery the same way.

Battery retention clip

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Push the battery retention clip away from the battery until the battery pops up.

Remove the old battery.

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