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C9300/C9500 Troubleshooting • 387
PROBLEMS WITH POOR QUALITY PRINTING
Longitudinal white stripes
Longitudinal fading
Faint printing
Fading in patches
Possible cause Remedy
LED head is dirty. Clean LED head with lens cleaner or soft tissue.
Toner is low. Change toner cartridge.
Image drum damaged. Change image drum.
Possible cause Remedy
LED head is dirty. Clean LED head with lens cleaner or soft
tissue.
Toner is low. Change toner cartridge.
Paper is unsuitable for
printer.
Use recommended paper.
Possible cause Remedy
The toner cartridge is incorrectly
installed.
Reinstall the toner cartridge.
Toner is low. Change toner cartridge.
The paper is moist. Store paper within specified
temperature and humidity levels.
Paper is unsuitable for printer. Use recommended paper.
Possible cause Remedy
The paper is moist. Store paper within specified temperature and
humidity levels.