TX2550 M4 Upgrade and Maintenance Manual 73
Basic hardware procedures
Figure 24: Inserting the server onto the rack rails
Ê Fully extend the rack rails until they lock in place (1).
I The rack rails must click into place so that they can no longer be 
moved.
Ê At a slight angle, lower the server onto the rear mounting point on the rack 
rails (2).
Ê Fold down the server (3). Ensure that all six rack mounting bolts are properly 
seated in the mounting points on the rack rails and that the locking bars 
engage (4).