Dell M5040 Laptop User Manual


 
Before You Begin 11
6
Disconnect all attached devices from your computer.
CAUTION: To help prevent damage to the system board, remove the main battery,
see "Removing the Battery" on page 13, before working inside the computer.
7
Remove the battery. See "Removing the Battery" on page 13.
8
Turn the computer top-side up, open the display, and press the power
button to ground the system board.