Replacing the Coin-Cell Battery | 43Replacing the Coin-Cell BatteryWARNING: Before working inside your computer, read the safety informationthat shipped with your computer and follow the steps in "Before You Begin" onpage 11. After working inside your computer, follow the instructions in "AfterWorking Inside Your Computer" on page 13. For additional safety best practicesinformation, see the Regulatory Compliance Homepage atdell.com/regulatory_compliance.WARNING: The battery may explode if installed incorrectly. Replace the batteryonly with the same or equivalent type. Discard used batteries according to themanufacturer’s instructions.ProcedureWith the positive-side facing up, snap the coin-cell battery into the coin-cell batterysocket on the system board.Postrequisites1 Replace the system-board shield. See "Replacing the System-Board Shield" onpage 32.2 Replace the back cover. See "Replacing the Back Cover" on page 18.3 Follow the instructions in "After Working Inside Your Computer" on page 13.