Canon DR 5020 Instruction Manual - Page 83
Cleaning the Scanning Glasses and Rollers
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5.1 Daily Cleaning Cleaning the Scanning Glasses and Rollers A probable cause of stripes appearing in scanned images or dirt appearing on scanned documents is dirt on the scanning glasses or rollers. Clean scanning glasses and rollers regularly. 1 Press the power switch to turn the scanner OFF, and unplug the power cord from the power outlet. 2 Remove the removable tray or document eject support plate on the document eject tray if it is installed. Close the document eject tray extension if it is open. 3 Open the upper unit. Press the open/close button and raise the top of the upper unit gently until it locks in the open position. 5 83
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5.1
Daily Cleaning
Cleaning the Scanning Glasses and Rollers
A probable cause of stripes appearing in scanned images or dirt appearing on
scanned documents is dirt on the scanning glasses or rollers. Clean scanning
glasses and rollers regularly.
1
Press the power switch to turn the scanner OFF, and unplug the
power cord from the power outlet.
2
Remove the removable tray or document eject support plate on the
document eject tray if it is installed. Close the document eject tray
extension if it is open.
3
Open the upper unit.
Press the open/close button and raise the top of the upper unit gently
until it locks in the open position.