Dell PowerEdge 500SC - Manual (Page 27)

4. Remove the screw from the support beam as shown in Figure 5 -2 .
5. Pull the front end of the support beam until it snaps free from its fastener. Rotate the front of the beam upward until the hinged tabs on the back of the
beam clear their slots (see Figure 5 -2 ).
Figure 5-2. Removing and Replacing the Support Beam
Replacing the System Cover and Support Beam
1. Check that no tools or parts are left inside the system.
2. Slip the support beam's hinged tabs into their slots and lower the beam until the lock tab snaps into the retaining slot (see Figure 5 -2 ).
3. Replace the screw you removed in step 4 of " Removing the System Cover and Support Beam ."
4. Fit the cover over the sides of the chassis and slide the cover forward until it locks in place.
5. Secure the cover with the thumbscrew.