HP LaserJet 9040.9050 Multifunction Printer series User Manual
Page 116
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112 Chapter 9 MFP maintenance
ENWW
5
Locate the white, vinyl calibration strips.
6
Clean the ADF backing and the calibration strips by wiping them with a clean, damp, lint-free
cloth. Use an ammonia-based surface cleaner to dampen the cloth.
7
Close the top cover.
To clean the top ADF glass strip
If you are still experiencing poor copy quality, you might need to clean the top ADF glass strip.
CAUTION
Clean this area only if you see copy defects such as streaks, and you notice dust
inside the glass
strip. Cleaning this area frequently could introduce dust into
the MFP.
1
Open the ADF cover.
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