OWNER'SMANUAL Fax Machines FAX-2440C MFC-620CN

12 - 23 TROUBLESHOOTING AND ROUTINE MAINTENANCE
Routine maintenance
Cleaning the scanner
Lift the document cover. Clean the scanner glass with isopropyl
alcohol on a soft lint-free cloth.
Clean the white bar and the glass strip under the film with isopropyl
alcohol on a lint-free cloth.
Document Cover
White Bar
Glass Strip