Service Manual
Replacing the bottom USB-
port
WARNING: Before working inside your computer, read the 
safety information that shipped with your computer and 
follow the steps in 
Before working inside your computer. 
After working inside your computer, follow the instructions 
in After working inside your computer. For more safety best 
practices, see the Regulatory Compliance home page at 
www.dell.com/regulatory_compliance.
Procedure
1  Slide the USB port under the tab on the chassis.
2  Replace the screw that secures the USB port to the chassis.
3  Align and slide the tabs on USB-port bracket in the slots on the chassis.
4  Replace the screw that secures the USB-port bracket to the chassis
5  Route the USB-port cable through the routing guides on the chassis and 
slide the cable through the cable-routing hole on the chassis.
6  Turn the computer over.
7  Connect the USB-port cable to the system board.
Post-requisites
1  Replace the top cover.
2  Replace the base cover.
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