White Streaks (Lines) Appear - Canon LBP7018C E-Manual

White Streaks (Lines) Appear

Perform one of the following solutions according to the cause.
<Cause 1> Short white streaks (lines) appear at equal distance on the images depending on
the operating environment (especially in a high-humidity environment).
Clean the photosensitive drum of the printer.
Solution
"Cleaning the Photosensitive Drum of the Printer"
<Cause 2> The photosensitive drum of the printer is deteriorated.
Replace the drum cartridge with a new one.
Solution
"Drum Cartridge Replacement"
019A-062