● Always purchase genuine batteries from www.dell.com or authorized Dell partners and resellers.
● Swollen batteries should not be used and should be replaced and disposed properly. For guidelines on how to
handle and replace swollen Lithium-ion batteries, see Handling swollen Lithium-ion batteries.
Removing the battery
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the base cover.
NOTE: Disconnecting the battery cable, removing the battery, or draining the flea power clears the CMOS and resets
the BIOS settings on your computer.
NOTE: After your computer is reassembled and powered on, it prompts for the Real Time Clock (RTC) reset. When
the RTC reset cycle occurs, the computer restarts several times and then an error message is displayed– "Time of
day not set". Enter the BIOS when this error appears and set the date and time on your computer to resume normal
functionality.
About this task
The following image indicates the location of the battery and provides a visual representation of the removal procedure.
Steps
1. Remove the five (M2x3.5) screws that secure the battery to the palm-rest and keyboard assembly.
2. Lift the battery off the palm-rest and keyboard assembly.
Installing the battery
Prerequisites
About this task
The following image indicates the location of the battery and provides a visual representation of the installation procedure.
Removing and installing components
21
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