Dell EMC PowerSwitch Z9100–ON Installation Manual page 24

Figure 13. Switch rail attachment
2. After you install both rails, line them up on the ReadyRails. Slide the switch in until it is flush with front of rack.
About three inches before you fully insert your switch, the rail locking feature engages to keep the switch from inadvertently
sliding out and falling.
Figure 14. Front rack installation
NOTE: Do not the use the mounted ReadyRails as a shelf or a workplace.
24 Z9100–ON installation