Brother International MFC 8890DW Users Manual - English - Page 170
Cleaning the scanner, window
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Cleaning the scanner C a Turn off the machine's power switch. Unplug the telephone line cord first, disconnect all cables and then unplug the power cord from the AC power outlet. b Lift the document cover (1). Clean the white plastic surface (2) and scanner glass (3) underneath it with a soft lint-free cloth moistened with water. 1 2 3 c In the ADF unit, clean the white bar (1) and the scanner glass strip (2) underneath it with a soft lint-free cloth moistened with water. d Plug the machine's power cord back into the AC power outlet first, and reconnect all cables and telephone line cord. Turn on the machine's power switch. Note In addition to cleaning the scanner glass and glass strip with a soft lint-free cloth moistened with water, run your finger tip over the glass to see if you can feel anything on it. If you feel dirt or debris, clean the glass again concentrating on that area. You may need to repeat the cleaning process three or four times. To test, make a copy after each cleaning. Cleaning the laser scanner window C WARNING DO NOT use cleaning materials that contain ammonia, alcohol, any type of spray, or any type of flammable substance to clean the inside or outside of the machine. Doing this may cause a fire or electrical shock. 1 2 IMPORTANT DO NOT touch the laser scanner window with your fingers. a Before you clean the inside of the machine, turn off the machine's power switch. Unplug the telephone line cord first, and then unplug the power cord from the AC power outlet. 154