User Manual
Page 70
...after scanning, the scanning glass or transport rollers inside the scanner may cause spots or streaks on the scanning glass, contact your local authorized Canon dealer or service representative to have the glass replaced. 1. If you clean both scanning glasses, the one below the glass, and contaminate... the internal light source and lenses. Turn the power switch off the scanning glass with a cleaning cloth or a clean, dry cloth. Close the document eject tray extension if it...
...after scanning, the scanning glass or transport rollers inside the scanner may cause spots or streaks on the scanning glass, contact your local authorized Canon dealer or service representative to have the glass replaced. 1. If you clean both scanning glasses, the one below the glass, and contaminate... the internal light source and lenses. Turn the power switch off the scanning glass with a cleaning cloth or a clean, dry cloth. Close the document eject tray extension if it...