Be sure to read and follow the safety guidelines to protect your computer from potential damage and ensure your personal safety. For more information about safety guidelines, see the Owner’s manual at: Dell.com/Support. Before you begin, turn off the computer and disconnect all the attached peripherals.
To remove the coin cell battery, loosen the screw securing the side cover. Unlatch and lift the cover off the system. Identify and unlatch the coin cell battery. Lift the battery out of the system to remove it.
To reinstall the coin cell battery, place it back in the system and re-latch it. Place the side cover on the system and re-latch it. Tighten the screw to secure it. For more information about your Dell system, visit: Dell.com/Support.