Sirona ORTHOPHOS XG 3 DS, Service Manual

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59 38 399 D3352
D3352.076.01.13.02
07.2008
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Tab 4 4.3 Adjusting the panoramic X-ray unit
4.
3
4.3
Adjusting the panoramic X-ray unit
4.3.1 Pan needle phantom
Accessory: Pan needle phantom
In order to perform the pan sensor adjustment and the symmetry adjust-
ment you must insert the needle phantom (A) in the bite block holder of the
panoramic X-ray unit.
The needle phantom must be removed from the bite block holder for the
PANdiaphragm and for the TSA adjustment .
CAUTION
It is essential that the needle phantom is removed from bite block holder of the
panoramic X-ray unit again before a Ceph exposure is taken; otherwise the
phantom may collide with the sensor.
NOTE
i
When fitting the needle phantom, make sure that it is correctly oriented . For
the adjustment of the X-ray unit, the phantom must be fitted in such a way that
the
needles point upward .
A
Needles on
Top side