LG K40 Battery Replacement
A charged lithium-ion battery can catch fire and/or explode if accidentally punctured — charge your phone below 25% before starting work.
Step 1 | Separating the back
Insert an opening pick and carefully pry the back panel away from the phone.
Step 2
Remove the back panel by pulling it away.
Step 3
Be aware of a remaining touch sensor cable connected to the main board.
Step 4 | Unscrew
Remove all visible screws.
Step 5 | Remove plastic cover
Remove the black plastic cover as shown in the diagram.
Step 6 | Disconnect battery
Remove the battery.
Step 7 | Remove battery
A punctured battery poses danger from chemical leaks or fire.
- Pry up the battery with considerable force, as there are no cables underneath it.
- Consider using an adhesive softener to aid in removing the battery.