Panoramic PC-1000 - Page 32

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23. Rotate the head positioner to its LATERAL
position and open the ear posts as far as
possible using the lever on the rear of the
head positioner.
24. Place a loaded cephalometric fi lm
cassette VERTICALLY in the cassette
holder at the end of the cephalometric
arm. Align the top edge of the sliding
portion on the rear of the cassette holder
to the AP-PA position.
25. Position the cassette so that the inscribed
lines on the front of the cassette are
centered directly behind the closest ear
rod. It may be helpful to temporarily
tape a coin or paperclip, to be used as
a reference after exposing a test fi lm,
in either of the lower quadrants of the
cassette.
26. Rotate the ear rods to approximately 45°.
This will allow the laser alignment beam to
strike the cassette.
27. Depress the laser switch on the right
side of the tubehead to activate the
laser. Adjust the tubehead so that the
laser beam strikes the intersection of the
inscribed lines on the front of the cassette.
28. Rotate the head positioner back into the
LATERAL position and install the locking
pin.
CAUTION: X-rays will be emitted when the
exposure switch is depressed.
29. Depress the exposure switch.
30. Remove the cephalometric cassette
from the cassette holder and process
the fi lm. Load the cassette again with
cephalometric fi lm for another test
exposure.
31. Reposition the cassette in the cassette
holder VERTICALLY so that the inscribed
lines on the front of the cassette are
PC-1000/Laser 1000 Installation