Oki ML5520 User Manual

Also see for ML5520: User guide

Maintenance > 56CLEANING YOUR PRINTERTo keep your printer in good operating condition, you are advised to clean it regularly.PRINTER EXTERIORClean the exterior of the printer as required, but at least every six months or 300 hours ofoperation, whichever comes first.> Moisten a piece of cotton cloth with diluted natural detergent and carefully wipe theprinter exterior.CLEANING THE HOUSINGYou should clean the printer housing every six months (or after about 300 hours ofoperation.1. Turn off the printer.2. Use the platen knob to back the paper out of the printer.WARNING!Set the printer Power Switch to OFF and disconnect the powercable from the printer before cleaning the printer.CAUTION!Keep the access cover closed to avoid the possibility of detergententering the printer.WARNING!> As the print head becomes hot during printing, allow it to coolbefore carrying out any cleaning inside the printer.> Do not use any flammable solvents for cleaning the printer toavoid any risk of fire or electric shock.CAUTION!Never use strong solvents or strong detergents on the cabinet—they could damage the housing.CAUTION!Make sure the printer is turned off before you open the accesscover.