46 Installing System Components
Figure 3-2. Removing the Bezel
To replace the front bezel, perform the preceding steps in reverse.

Opening and Closing the System

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 cover ed by your
warranty. Read and follow the safety instructions that came with the product.
CAUTION: Whenever you need to lift the system, get others to assist you. To avoid injury, do not attempt to lift
the system by yourself.
CAUTION: The memory modules can become extremely hot during normal operation. Allow the modules
sufficient time to cool before handling.

Opening the System

To upgrade or troubleshoo t the system, remove the system cover to gain access to internal com ponents.
1
Turn off the sys tem an d attached peripherals, and disconnect the system from the electr ical outlet and
peripherals.
2
Remove the bezel. See "Removing and Replacing the Front Bezel" on page 45.
3
To remove the system cover, rotate the latch release lock on the latch in a counter clockwise direction to
the unlocked position. See Figure 3-3.
1 key lock 2 bezel cover
1
2