Sirona ORTHOPHOS SL 2D Service Manual page 170

7 Unit adjustment and calibration
7.1 General information on unit adjustment and calibration
Adjustment
Calibration
170
Validity of existing adjustment and calibration
The elements of the structure tree used for adjusting (calibrating) the unit
are prefixed by status indicators indicating the current status of the
corresponding adjustment or calibration operation.
Not checked
Checked
Green
Orange
Red
7.1.2.2.2 Coarse and precision adjustment
The pan adjustment menus
adjustment"
secondary diaphragm"
(precision adjustment is preset. Always try to use precision adjustment
first when adjusting the unit. In most cases, previous coarse adjustment
is not necessary.
A message window indicates that a coarse adjustment is required if
necessary.
To perform coarse adjustment, uncheck the
complete the adjustment procedure in the same way as for precision
adjustment.
The correction procedure required for coarse adjustment is identical to
that for precision adjustment. The only difference between the two modes
is the size of the image field considered. Furthermore, there are fewer
auxiliary lines in the coarse adjustment mode.
Invalid data record or no
record present
Valid data record,
adjustment performed and
saved (up to date)
Valid data record;
calibration is in progress.
Data record available,
but not yet
saved
Invalid data record or no
record present
"Sensor adjustment"
and the Ceph adjustment menu
support coarse and precision adjustment
Sirona Dental Systems GmbH
Service Manual ORTHOPHOS SL
Adjustment necessary
No adjustment necessary
No calibration required
Data record must be saved
Calibration required
"Diaphragm
and
"Adjustment of Ceph
"Fine adjustment"
box and
64 95 258 D3632
D3632.076.01.03.02 09.2016