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USB Board
Dell™XPS™L502XServiceManual
Removing the USB Board
Replacing the USB Board
Removing the USB Board
1. Follow the instructions in Before You Begin.
2. Remove the battery (see Removing the Battery).
3. Remove the module cover (see Removing the Module Cover).
4. Remove the memory module(s) (see Removing the Memory Module(s)).
5. Remove the palm-rest assembly (see Removing the Palm-Rest Assembly).
6. Remove the keyboard (see Removing the Keyboard).
7. Remove the display assembly (see Removing the Display Assembly).
8. Follow the instructions from step 9 to step 14 in Removing the Top Cover.
9. Remove the AC adapter connector (see Removing the AC-Adapter Connector).
10. Lift the connector latch and disconnect the USB-board cable from the connector on the USB board.
11. Remove the three screws that secure the USB board to the top cover.
12. Carefully ease the connectors on the USB board out of the slots on the top cover and lift the USB board off the top cover.
Replacing the USB Board
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
CAUTION: Onlyacertifiedservicetechnicianshouldperformrepairsonyourcomputer.DamageduetoservicingthatisnotauthorizedbyDell™
is not covered by your warranty.
CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal
surface (such as a connector on your computer).
CAUTION: To help prevent damage to the system board, remove the main battery (see Removing the Battery) before working inside the
computer.
1
screws (3)
2
USB board
3
USB-board cable connector
4
USB-board cable