Villa Rotograph EVO, Service Manual

Page: 78 / 223

SERVICE MANUAL
Maintenance and servicing
(Rev. 1) Rotograph EVO 7-7
4. Using increase key (4) and the decrease key (5) select the
following option to enable the digital CEPH:
C E P H M E N U
C E P H I S E N A B L E D
5. Press key "Test" (6) and if the setting has been changed the
following message will be displayed:
U P D A T E C H A N G E S ?
> 0 < = Y , T = N
6. Press key (7) to store the changes; the following message
will be displayed:
C E P H M E N U
E N A B L E C E P H
The CEPH centering complete procedure is composed by the steps
reported on the following table, perform them in the correct order:
Step Action Reference paragraph
I Rotation arm alignment 7.2.2.1
II Ear centering circles setting 7.2.2.2
III X-ray beam vertical alignment 7.2.2.2
IV Soft Tissue Filter adjustment 7.2.2.3
WARNING:
Do NOT modify the "CEPH Menu - Y offset" of Password 124:
functionality can be severely impaired.
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.