Removing The Battery - Dell Precision 7780 Service Manual

● Do not apply pressure to the surface of the battery.
● Do not bend the battery.
● Do not use tools of any kind to pry on or against the battery.
● Ensure any screws during the servicing of this product are not lost or misplaced, to prevent accidental
puncture or damage to the battery and other system components.
● If the battery gets stuck inside your computer as a result of swelling, do not try to release it as puncturing,
bending, or crushing a lithium-ion battery can be dangerous. In such an instance, contact Dell technical
support for assistance. See www.dell.com/contactdell.
● Always purchase genuine batteries from
● 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

Removing the battery

Prerequisites
1. Follow the procedure in
2. Remove the base cover.
About this task
The figure indicates the location of the battery and provides a visual representation of the removal procedure.
22 Removing and installing components
before working inside your
www.dell.com or authorized Dell partners and resellers.
Handling swollen Lithium-ion
computer.
batteries.