Removing the chassis fan
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.
 
Prerequisites
1  Remove the USB dongle-bay cover.
2  Remove the back cover.
3  Remove the stand.
4  Remove the system-board shield.
Procedure
1  Remove the power-supply unit cable from the routing guides on the chassis fan.
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