Preva Installation/Service Manual, 00-02-1577, Revision E01
44
Calibration of the Preva Dental X-ray System is preset at the factory and is not
required during initial installation. Service replacement of the Power Supply Control
Board 30-08160 or the Tubehead may require calibration. See the Calibration
Input Voltage
and Turning
On the
System
1. Before turning on the system, verify the input voltage by measuring the voltage
at LINE and NEUT, as shown in Figure 31. The reading should be within the
range of 100–250V.
2. Replace the power line terminal strip cover.
3. Turn on the Preva Dental X-ray System using the power switch, as shown in
Figure 32. On the Operator Panel, Figure 33, the product display screen will be
displayed showing the software version. Then the Operator Panel will display
the default technique factors.
Figure 31
Verifying Input
Voltage at the
Line Input
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