Dell EMC DSS8440 - Backup Battery; Replacing the Backup Battery

4 Follow the procedure listed in After working inside your system
Backup battery
Replacing the backup battery
Prerequisites
CAUTION: Dispose the battery according to local ordinance.
NOTE: You will need to run the BIOS Setup to restore the conguration settings to the RTC.
1 Follow the safety guidelines listed in Safety instructions.
2 Follow the procedure listed in Before working inside your system.
3 Remove the system cover.
4 Remove the buttery module.
Steps
1 Locate the battery on the server board.
Figure 63. Locate the battery on the server board
2 Gently press the metal clip as shown to release the battery.
3 Remove the battery from the plastic socket.
Figure 64. Replacing the backup battery
4 Dispose of the battery according to local ordinance.
5 Remove the new lithium battery from its package, and, being careful to observe the correct polarity, insert it in the battery socket.
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Installing and removing system components