4.While one person is holding the mounting base at the sides, pull the handle on the underside of the control head to draw the display unit toward you until you hear a click.
CAUTION
Use two people to complete this step.
The display unit may fall to the deck when it is pulled forward, since the mounting base is not yet fastened to the mounting location.
Handle
Pull
Figure 1-7 Display unit
5.This step requires two people to complete. While raising the monitor until the CRT is horizontal, fix the stay as follows:
a)Raise the stay as shown below.
Two warning labels on the underside of monitor
WARNING
Possibility of injury. Hold handle when mounting display unit.
WARNING
Display unit may fall. 
Lock stay before 
servicing.
HORIZONTAL