Dell PowerEdge R740xd2 EMC Installation and Service Manual - Page 48

System cover, Removing the system cover

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Steps 1. Align and insert the tabs on the right end of the bezel into the slots on the system. NOTE: Ensure that the drive bay is locked before installing the front bezel, for more information see closing the drive bays section. 2. Fit the left end of the bezel onto the system and press the bezel until you hear the release button click. 3. Lock the bezel. Figure 20. Installing the front bezel System cover Removing the system cover Prerequisites 1. Follow the safety guidelines listed in Safety instructions. 2. Power off the system and all attached peripherals. 3. Disconnect the system from the electrical outlet, and disconnect the peripherals. 4. Open the drive bays, remove all drives, and then close the drive bays. 5. Remove the power supply units. 6. Remove the system from the rack and place it on an ESD work bench. For more information, see the Rail Installation Guide at www.dell.com/poweredgemanuals. Steps 1. Using a 1/4-inch flat head or Phillips #2 screwdriver, turn the lock counterclockwise to the unlock position. 2. Press the release tabs on the system cover, and slide the cover towards the rear of the system. 3. Lift the cover from the system. 48 Installing and removing system components

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Steps
1.
Align and insert the tabs on the right end of the bezel into the slots on the system.
NOTE:
Ensure that the drive bay is locked before installing the front bezel, for more information see
closing the drive
bays
section.
2.
Fit the left end of the bezel onto the system and press the bezel until you hear the release button click.
3.
Lock the bezel.
Figure 20. Installing the front bezel
System cover
Removing the system cover
Prerequisites
1.
Follow the safety guidelines listed in
Safety instructions
.
2.
Power off the system and all attached peripherals.
3.
Disconnect the system from the electrical outlet, and disconnect the peripherals.
4.
Open the drive bays
, remove
all drives
, and then
close the drive bays.
5.
Remove the
power supply units
.
6.
Remove the system from the rack and place it on an ESD work bench. For more information, see the
Rail Installation Guide
at
www.dell.com/poweredgemanuals
.
Steps
1.
Using a 1/4-inch flat head or Phillips #2 screwdriver, turn the lock counterclockwise to the unlock position.
2.
Press the release tabs on the system cover, and slide the cover towards the rear of the system.
3.
Lift the cover from the system.
48
Installing and removing system components