38 Using a Batteryw w w . d e l l . c o m | s u p p o r t . d e l l . c o m The battery is too hot to start charging if the light flashes alternately green and orange.Disconnect the computer from the electrical outlet and allow the computer and the battery to coolto room temperature. Then connect the computer to an electrical outlet to continue charging thebattery.For information about resolving problems with a battery, see "Power Problems" on page 99.Replacing the BatteryCAUTION: Using an incompatible battery may increase the risk of fire or explosion. Replace thebattery only with a compatible battery purchased from Dell. The battery is designed to work with yourDell™ computer. Do not use a battery from other computers with your computer.CAUTION: Before performing these procedures, turn off the computer, disconnect the AC adapter fromthe electrical outlet and the computer, disconnect the modem from the wall connector and computer,and remove any other external cables from the computer.NOTICE: You must remove all external cables from the computer to avoid possible connector damage.To remove the battery:1 If the computer is connected to a docking device (docked), undock it. See the documentationthat came with your docking device for instructions.2 Ensure that the computer is turned off.3 Slide the two latch releases on the bottom of the computer, and then remove the battery fromthe bay.To replace the battery, follow the removal procedure in reverse order.