Lexmark C522 User's Guide - Page 84

Cleaning the printhead lenses, Solving print quality problems, Troubleshooting,

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Maintaining the printer To replace the transfer belt, see the Replacing the transfer belt sheet that comes with a replacement transfer belt. Cleaning the printhead lenses Clean the printhead lenses when print quality problems become apparent as mentioned in Solving print quality problems in the Troubleshooting chapter. Warning: To avoid overexposing the photoconductor units to light, do not leave the inner door open longer than 10 minutes. 1 Turn the printer off. 2 Open the upper door and the inner door. The lower door comes open with the inner door. 3 Remove all four toner cartridges. If help is needed, see the illustration on page 32. 4 Locate the four printhead lenses as shown. Printhead lenses 5 Clean the lenses using a can of compressed air (same as the compressed air used to clean a camera lens). Warning: Do not touch the printhead lenses or they may be damaged. 6 Install the four toner cartridges. 7 Close the doors. 8 Turn the printer on. Cleaning the printhead lenses 84

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Cleaning the printhead lenses
84
Maintaining the printer
To replace the transfer belt, see the
Replacing the transfer belt
sheet that comes with a replacement transfer belt.
Cleaning the printhead lenses
Clean the printhead lenses when print quality problems become apparent as mentioned in
Solving print quality problems
in the
Troubleshooting
chapter.
Warning:
To avoid overexposing the photoconductor units to light, do not leave the inner door open longer than
10 minutes.
1
Turn the printer off.
2
Open the upper door and the inner door. The lower door comes open with the inner door.
3
Remove all four toner cartridges. If help is needed, see the illustration on
page 32
.
4
Locate the four printhead lenses as shown.
5
Clean the lenses using a can of compressed air (same as the compressed air used to clean a camera lens).
Warning:
Do not touch the printhead lenses or they may be damaged.
6
Install the four toner cartridges.
7
Close the doors.
8
Turn the printer on.
Printhead lenses