IBM 7316-TF4 Manual page 28

6. Remove the rollers from the rail and fasten them to the display using three screws on each rail.
Rear
Front
Carefully slide the console unit into the ball-bearing assemblies in the rails. Carefully slide the rollers
on the console unit into the notch in the slide-rails as shown in the illustration.
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Power Systems: 7316-TF4 18.5-Inch Flat Panel Rack-Mounted Monitor and Keyboard