Advanced Guide > Maintenance > Cleaning Your Machine > Cleaning the Platen Glass and Document CoverCleaning the Platen Glass and Document CoverImportantBe sure to turn off the power and disconnect the power plug before cleaning the machine.The power cannot be turned off while the machine is sending or receiving a fax, or when there areunsent faxes stored in the machine's memory.The machine cannot receive faxes when the power is turned off.If you disconnect the power cord, all the documents stored in memory are deleted. Send or printnecessary documents before disconnecting the power cord.With a clean, soft, lint-free cloth, wipe the Platen Glass (A), the inner side of the Document Cover (whitesheet) (B), the glass of the ADF (C), and the inner side of the ADF (white area) (D) gently. Be sure not toleave any residue, especially on the Platen Glass.ImportantThe inner side of the Document Cover (white sheet) (B) is easily damaged, so wipe it gently.Page topPage 666 of 853 pagesCleaning the Platen Glass and Document Cover