Dell XPS 14 9440 Owner's Manual page 36

Figure 10. Lifting the base cover off the palm-rest assembly
5. Lift the base cover off the palm-rest assembly.
NOTE: Ensure that your computer is in Service Mode. If your computer is unable to enter Service Mode, disconnect the
battery cable from the system board. To disconnect the battery cable, follow step 6 to step 8.
6. Loosen the captive screw that secures the battery connector bracket to the palm-rest assembly.
7. Remove the battery connector bracket from the palm-rest assembly.
8. Using the pull tab, disconnect the battery cable from the system board.
36 Removing and installing Field Replaceable Units (FRUs)