Installing The 4-Cell Battery - Dell Latitude 5520 Service Manual

NOTE: If battery is disconnected from system board for service, then there is a delay during system boot-up as the system
undergoes RTC battery reset.
About this task
The following images indicate the location of the battery and provide a visual representation of the removal procedure.
Steps
1. Disconnect the battery cable from the system board, if it was not disconnected earlier.
2. Remove the three screws (M2x4) that secure the battery to the palm-rest assembly and keyboard assembly.
3. Lift the battery off the palm-rest assembly and keyboard assembly.

Installing the 4-cell battery

Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following image indicates the location of the 4-cell battery and provides a visual representation of the installation procedure.
NOTE: If battery is disconnected from system board for service, then there is a delay during system boot-up as the system
undergoes RTC battery reset.
Removing and installing components 39