Top Lighting-Board 103
21
Top Lighting-Board WARNING: Before working inside your computer, read the safety information
that shipped with your computer and follow the steps in "Before You Begin" on
page13. For additional safety best practices information, see the Regulatory
Compliance Homepage at dell.com/regulatory_compliance.
Prerequisites
1
Remove the left side-panel. See "Removing the Left Side-Panel" on
page 25.
2
Remove the optical drive(s). See "Removing the Optical Drive(s)" on
page 37.
3
Remove the media-card reader, if installed. See "Removing the Media-
Card Reader" on page41.
Removing the Top Lighting-Board
NOTE: Before disconnecting the cables from the top lighting-board, note the
location of the connectors, so that you can reconnect them correctly after you
replace the top lighting-board.
1
Disconnect all cables from the connectors on the top lighting-board.
2
Remove the screws that secure the top lighting-board to the chassis and
remove the top lighting-board.
book.book Page 103 Wednesday, May 16, 2012 2:37 PM