4 SERVICE MODE
20 Planmeca ProX Technical manual
4.3 X-ray tube filament preheating voltage calibration
Enter the service mode according to the instruction given in section 4.2 “How to enter/exit
service mode” on page 19.
Press and hold down the adult/child mode selection key for 2 seconds or until the indicator
light starts to blink. The indicator lights will start to blink indicating that you are in the
preheating voltage calibration mode.
Move as far away from the x-ray tube as the length of the cable from the control panel
permits.
Press and hold the exposure key on the control panel until 9 exposures are performed
(approx. 60 seconds).
To exit the service mode press the Mode key for 2 seconds.
4.4 kV range selection
Enter the service mode according to the instruction given in section 4.2 “How to enter/exit
service mode” on page 19.
Press the parameter adjustment up key until the parameter number 14 appears on the kV
display.
The code of the kV range is shown on the time display.
The kV ranges are:
2 = 60-70,
3 = 66-70,
4 = 70,
7 = 60-68,
8 = 66-68 and
9 = 68 kV.
Press the Select key until the kV range code starts to blink, and the range can now be
changed with the parameter adjustment keys.
Accept the new kV range by pressing the Select key.
To exit the service mode press the Mode key for 2 seconds.
Perform the X-ray tube filament preheating voltage calibration after the kV range selection.
Parameter adjustment up -key
14
Parameter adjustment keysSelect key
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