Tube-Collimator Assembly Positioning - GE Definium 5000 Operator's Manual

With the collimator key in the vertical position, the positive beam limitation mode is enabled. This is
indicated by the text Auto on the collimator display.
With the collimator key in the horizontal position, the positive beam limitation mode is disabled. This is
indicated by the text Man on the collimator display.
Figure 3-23 Collimator controls on remote

Tube-Collimator Assembly Positioning

Tube-Collimator Assembly is equipped with a blocking system (on top) ratchet. In order to change angle
position of the Tube-Collimator Assembly in relation to its transverse axis, lift the ratchet. Ratchet has
position detents every 45°.
WARNING: The ratchet must be at a pre-set detent.
Figure 3-24 Collimator lock lever
Definium 5000 X-Ray System
Operator Manual
5197809-1EN Rev. 4 (13 February 2008)
© 2008 General Electric Company. All rights reserved.
Chapter 3: System Overview
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