Dell Inspiron 13z (N301z, Mid 2010) - Manual (Page 42)

8. Turn the computer over and open the display as far as possible.
9. Remove the five screws that secure the palm rest to the system board.
10. Lift the connector latch and pull the pull-tab to disconnect the touch pad cable and the power button board cable from their connectors on the system
board.
11. Slide a plastic scribe between the computer base and the palm rest, and pry out the palm rest off the computer base.
1 power button board cable
connector
2 screws (5)
3 touch pad cable connector
CAUTION: Carefully separate the palm rest from the computer base to avoid damage to the palm rest.