Fax Machine USER'SGUIDE FAX-1840C FAX-1940CN MFC-3240C MFC-3340CN

12 - 23 TROUBLESHOOTING AND ROUTINE MAINTENANCE
Routine maintenance
Cleaning the Scanner
Unplug the machine, close the document support and the document
tray and then open the top cover. Clean the flat white plate and the
glass strip below the bar with isopropyl alcohol on a lint-free cloth.
Glass Strip
White Plate