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Figure 12. Removing and Installing the Wheel Assembly
1. slots on base of the tower (4)
2. wheel assembly unit (2)
3. screws (2)
Opening And Closing The System
WARNING: Whenever you need to lift the system, get others to assist you. To avoid injury, do not attempt to lift the
system by yourself.
WARNING: Opening or removing the system cover when the system is on may expose you to a risk of electric
shock.
CAUTION: Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your
warranty. Read and follow the safety instructions that came with the product.
CAUTION: Do not operate the system without the cover for a duration exceeding five minutes.
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