Removing The Battery Cable - Dell Latitude 3420 Service Manual

● 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 cable

Prerequisites
1. Follow the procedure in
2. Remove the microSD-card.
3. Remove the SIM card tray
4. Remove the base cover.
About this task
The following image indicates the location of the battery cable and provides a visual representation of the removal procedure.
Steps
1. Disconnect the battery cable from the connector on the system board.
2. Slide the metal above the connector on the battery to unlock.
3. Peel the adhesive tapes and unroute the battery cable from routing channel in the battery.
4. Disconnect the battery cable from the connector on the battery.
before working inside your
for 4G LTE enabled systems.
www.dell.com or authorized Dell partners and resellers.
Handling swollen Lithium-ion
computer.
batteries.
Removing and installing components 21