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Installing and removing system
components
Safety instructions
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: Do not operate the system without the cover for a duration exceeding five minutes.
NOTE: Operating the system without the system cover can result in component damage.
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.
NOTE: Dell recommends that you always use a static mat and static strap while working on
components inside the system.
NOTE: To ensure proper operation and cooling, you must populate all bays in the system at all
times with either a module or with a blank.
Before working inside your system
1. Turn off the system, including any attached peripherals.
2. Disconnect the system from the electrical outlet and disconnect the peripherals.
3. If installed, remove the front bezel.
For more information, see Removing the front bezel.
4. Remove the system cover.
For more information, see Removing the system cover.
After working inside your system
1. Install the system cover.
For more information, see Installing the system cover.
2. Install the optional bezel.
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