3. While marking the hole locations for the Rack Mounting Bracket
Assemblies, also mark the locations on the front vertical mounting rails for
the cage nuts, which hold the thumbscrews of the server.
4. Insert four M5 cage nuts in their marked locations on the front vertical
mounting rails (see Figure 2-6), as follows:
!
Position the cage nut on the inside of the front vertical mounting rails.
!
Hook the side lip of a cage nut into the square hole in the rail.
!
Push the other side lip of the cage nut into the square hole in the rail
until it is secured.
!
Repeat for each cage nut.
Figure 2-6. Inserting the Cage Nuts for the Server Faceplate
5. Measure the distance between the front and rear vertical mounting rails of
your system rack. See Figure 2-7. You'll use this measurement for a
preliminary adjustment of the slide rails in the next step.
2-10 Setting Up the System