Planmeca Proline XC Technical Manual page 67

PANORAMIC X-RAY BEAM ADJUSTMENT
Radiation beam too far to the right or left
WARNING
NOTE
NOTE
Technical Manual
WARNING: DO NOT ADJUST THE POSITION OF THE PRIMARY COLLIMATOR MECHA-
NISM WHILE X-RAYS ARE BEING GENERATED. CHECK THE BEAM POSITION,
ADJUST THE POSITION WITH THE X-RAYS SWITCHED OFF AND THEN RECHECK THE
POSITION. IF THE BEAM IS STILL MISALIGNED REPEAT THE OPERATION.
THE CEPH PRIMARY COLLIMATORS ARE ALSO ADJUSTED ACCORDING TO THE
INSTRUCTIONS GIVEN IN THIS SECTION.
If the beam is too far to the left or right of the alignment rectangle it must be centered.
Beam too far to the left
Figure 22
A microprocessor controlled motor determines the position of each collimator. If the
beam is readjusted to the left or right the new position must be reprogrammed into the
memory.
Enter the service settings mode if you are not already in it.
From the list of Service settings select Primary collimator.
Figure 23
Chapter D - ADJUSTMENT & CALIBRATION
Beam too far to the right
Planmeca Proline XC X-ray unit D-13