Xerox 490cx 用户指南
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CLEANING THE DOCUMENT SCANNER
Cleaning the Document Scanner
To keep your machine working properly, occasionally clean the white roller,
Automatic Document Feeder (ADF) rubber, and the scanning glass. If they
are dirty, documents sent to another fax machine may not be clear.
Automatic Document Feeder (ADF) rubber, and the scanning glass. If they
are dirty, documents sent to another fax machine may not be clear.
1. Power off the WorkCentre 490cx by unplugging it from the wall outlet.
2. Open the Control Panel by pulling lightly on the Control Panel Cover
assembly.