System battery
The system battery is used for low-level system functions like powering the real-time clock and storing the computer’s BIOS settings.
Replacing the system battery
Prerequisites
WARNING:
There is a danger of a new battery exploding if it is incorrectly installed. Replace the battery only with the same or
equivalent type recommended by the manufacturer. For more information, see the safety information that shipped with your
system.
CAUTION:
Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple
repairs as authorized in your product documentation, or as directed by the online or telephone service and support team.
Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions
that are shipped with your product.
1
Follow the safety guidelines listed in the Safety instructions section.
2
Follow the procedure listed in the Before working inside your system section.
3
Remove the cooling shroud.
Steps
1
Locate the battery socket. For more information, see the Jumpers and connectors section.
CAUTION:
To avoid damage to the battery connector, you must firmly support the connector while installing or removing a
battery.
2
Place your finger between the securing tabs at the negative side of the battery connector and lift the battery out of the socket.
Figure 86. Removing the system battery
1
system battery
2
system battery slot
3
To install a new system battery, hold the battery with the "+" facing up and slide it under the securing tabs.
4
Press the battery into the connector until it snaps into place.
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Installing and removing system components
