System Battery; Replacing The System Battery - Dell 7CX5T Installation And Service Manual

System battery

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.
1. Follow the safety guidelines listed in
2. Follow the procedure listed in
3. If installed, disconnect the power or data cables from expansion card(s).
Steps
1. Locate the battery socket. For more information, see the
CAUTION: To avoid damage to the battery connector, you must firmly support the connector while installing or
removing a battery.
2. Use a plastic scribe to pry out the system battery.
Figure 104. Removing the system battery
3. To install a new system battery, hold the battery with the positive side facing up and slide it under the securing tabs.
4. Press the battery into the connector until it snaps into place.
Figure 105. Installing the system battery
Next steps
1. If removed, connect the cables to the expansion card(s).
2. Follow the procedure listed in
3. While booting, press F2 to enter the System Setup and ensure that the battery is operating properly.
4. Enter the correct time and date in the System Setup Time and Date fields.
5. Exit the System Setup.
146 Installing and removing system components
Safety instructions on page 65.
Before working inside your system
After working inside your system
on page 66.
System board jumpers and connectors
on page 66.
section.