Villa Rotograph EVO, Service Manual

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SERVICE MANUAL
Maintenance and servicing
Rotograph EVO (Rev. 1) 7-8
7.2.2.1. Rotation arm alignment
To perform the rotation arm alignment start from point 6 of paragraph
7.2.2 and:
7. Press keys "Arrow right" (13) or "Arrow left" (12) until
the following is displayed:
C E P H M E N U
R O T A T I O N O F F S E T
8. Press "Patient entrance" (7) . The following message will be
displayed:
T Z E R O [ f f ] a b c d
Z E R O O F F S ± e e e e e
9. A more precise setting have to be performed with X-ray: pressing on
key "Parameter selection" (3) and on keys increase (4) and
decrease (5) set values (kV, mA and seconds) for the exposure
(suggested values: 60kV, 6mA and 0.4s).
10. Set the skull unit in Latero-Lateral projection with the ear bars
completely open.
11. Insert the cassette into the cassette holder as per the engraved
indications (Symmetrical).
WARNING:
X-rays will be emitted during the performance of the following operations.
Authorised Technicians are therefore recommended to use the greatest
caution and to comply with the safety regulations and laws of their
country.
12. Press the X-ray button; an exposure will be made. Develop the film.