Maintenance Procedures
032-0265-EN Rev 1 5-9
Trouble Probable cause Corrective Action
Image shows artifacts The imaging plate surface is
not clean and has dust,
powder or stains on it. The
surface may be scratched.
Clean the imaging plate as
outlined on page 5-1. If the
plate is scratched or
stained, do not use the plate
again.
The imaging plate was
removed from the
panoramic cassette too
quickly, which resulted in a
static discharge
Clean the imaging plate with
anhydrous isopropyl alcohol
AND remove from cassette
more slowly.
The barrier envelope
did not seal properly
After the protective strip
covering the adhesive on the
barrier envelope was
removed, the adhesive was
touched or picked up dirt.
Immediately seal the barrier
envelopes after removing
the adhesive strip.
Imaging plates fall out
into the DenOptix QST
scanner carousel well
The imaging plates have not
been loaded properly. See
page 4-4,” Taking and x-ray”
for more information.
Practice loading erased
imaging plates in full
daylight until you become
familiar with the loading
procedure. You will hear a
“click” when the panoramic
screen is loaded properly.
Extraoral plates don’t
stay on the carousel
during scanning
Broken clips Replace broken clips
The red light stays on
and the scanner stops
Hardware failure Call your service
representative
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