Patient Positioning Mechanism; Checking The Mechanism - Planmeca Proline CC Technical Manual

Chapter
D - ADJUSTMENT & CALIBRATION
3

PATIENT POSITIONING MECHANISM

3.1

Checking the mechanism

°
0 0
mm
2
mA
kV
6 0
READY
PRET
D-10 Planmeca Proline CC panoramic x-ray
You should take an exposure of the ball phantom to check that the patient positioning mecha-
nism is correctly positioned.
Figure 13
Move the cassette carriage to the loading position. The patient positioning lights will come on
when the carriage stops moving.
Slide the ball phantom into the patient positioning mechanism.
Adjust the position of the patient positioning mechanism to 00.
In the darkroom open the cassette and place a film inside the cassette and then place a piece of
paper the same size on top, the paper will reduce the radiation that reaches the film. Close the
cassette.
Cassette
Figure 14
Slide the cassette into the cassette holder. Make sure that you push it all the way in.
Enter the service mode.
Select a kilovolt value of 60 and a milliampere value of 2. Note that it is only possible to select
these values in the service mode.
Exit the service mode.
Drive the x-ray unit to the exposure position. The rotating unit will turn to the start position and the
indicator light will come on.
Paper
Film
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