7 Troubleshooting
KaVo Scan eXam One
41
7 Troubleshooting
7.1 Error images
7.1.1 Improper use of the hygiene
accessories and imaging plates
Decreased contrast, shadows or shading,
ghost images…
Shows a “ghost image” (having shape of the plate
or other object). Plate not properly shielded from
light between exposure and process. Part of the
image erased by ambient light.
•
Protective cover misused or not used at all.
•
Hygiene bag not sealed properly.
•
Improper, non-genuine hygiene accesso-
ries use.
•
Improper storing of the imaging plates or
excessively high X-ray dose used.
•
Imaging plate has been exposed to ultravi-
olet (UV) radiation.
•
Imaging plate has collected background
radiation because:
- Plate has been stored near X-ray unit
- Plate has been stored in the bag or in
dark too long
•
Use dedicated imaging plate storage box
to avoid these.
•
Alternatively, perform initial erasing for
the plate(s) if they have been stored in
dark and/or near X-ray unit.
Approved:
Reviewed: Jalkanen Joni 2017-02-13 16:00
Reviewed
See PDM system to determine the status of this document. Printed out: 2017-03-17 10:35:17
D510414, 5
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