KaVo ORTHOPANTOMOGRAPH OP 3D Pro, Service Manual, Page: 173 / 192

7 Error codes and troubleshooting
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7.6.5.2 Image is messy
• Check condition of the power feed by following
trouble shooting guide 7.6.3.5 for Panorama imag-
ing not working.
7.6.5.3 Image is too dark or light
• If the CT-image is also dark then follow trouble
shooting guide for the exposure control.
7.6.6 CEPH imaging
7.6.6.1 CEPH sensor is not recognized
• Follow the PAN trouble shooting.
7.6.6.2 Image is messy
• Follow the PAN trouble shooting.
7.6.6.3 Image is too dark or light
• Follow the PAN trouble shooting.
7.6.7 Exposure control
7.6.7.1 Exposure does not start when the exposure
switch is pressed
• Check the condition of the power supply by follow-
ing trouble shooting guide 7.6.3.8 for R3220 and
R3300 does not operate.
• Set the X-ray unit to standby mode, press expo-
sure switch and check the status of the X-RAY
ENA LED (D5).
 R3220.
 PAN sensor.
If D5 does not come on when the exposure
switch is pressed, connect JG206 and shortcut
pins 1 and 2 with a jumper.
 If the LED still does not come on, replace
EG200.