Figure 47. Installing the power supply unitNext stepsFollow the procedure listed in the After working inside your system section.Related linksBefore working inside your systemAfter working inside your systemSystem batteryThe system battery is used to power the real-time clock and storing the system’s BIOS settings.Related linksBefore working inside your systemAfter working inside your systemSystem SetupReplacing the system batteryPrerequisitesWARNING: There is a danger of a new battery exploding if it is incorrectly installed. Replace the battery only with the same orequivalent type recommended by the manufacturer. For more information, see the safety information that shipped with yoursystem.CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simplerepairs 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 instructionsthat 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.Steps1 Locate the battery socket.CAUTION: To avoid damage to the battery connector, you must firmly support the connector while installing orremoving a battery.2 Press the release latch to release the battery from the socket and lift the battery out of the system.Installing and removing system components 85
