Dell Inspiron M421R (Late 2012) - Manual (Page 49)

Replacing the Palm Rest | 48
19 Replacing the Palm Rest
WARNING: Before working inside your computer, read the safety information
that shipped with your computer and follow the steps in "Before You Begin" on
page 8. For additional safety best practices information, see the Regulatory
Compliance Homepage at dell.com/regulatory_compliance.
Procedure
1 Slide the display cable through the slot on the palm rest.
2 Align the palm rest with the computer base and gently snap
the palm rest into place.
3 Slide the hot-key board cable, power-button board cable, and touchpad cable into
the system-board connectors and press down on the connector latches to secure
the cables.
4 Route the display cable through the routing guides on the palm rest.
5 Connect the display cable to the system-board connector.
6 Replace the screws that secure the palm rest to the computer base.
7 Close the display and turn the computer over.
8 Replace the screws that secure the palm rest to the computer base.
Postrequisites
1 Replace the keyboard. See "Replacing the Keyboard" on page 24.
2 Replace the base cover. See "Replacing the Base Cover" on page 28.
3 Replace the battery. See "Replacing the Battery" on page 18.
4 Follow the instructions in "After Working Inside Your Computer" on page 10.
book.book Page 48 Friday, September 7, 2012 10:23 AM