3 Using a damp cloth that you have wrung out com-pletely, wipe away dirt or paper dust (debris from cut-ting) inside the Top Cover.Wipe away any ink residue and paper dust (debrisfrom cutting) on the Top Cover Roller (a), all over thePlaten (b), the Paper Retainer (c), the BorderlessPrinting Ink Grooves (d), the Ejection Guide (e), theblue Switch (f), the section around the right-side Bor-derless Printing Ink Grooves (g), and so on.Warning• Never use flammable solvents such as alcohol, benzene, or thinner. If these substances come into con-tact with electrical components inside the printer, there is a risk of fire or electrical shock.Important• Do not use a dry cloth to wipe inside the Top Cover. This may create a static charge, which may attractdust and affect the printing quality.• Do not touch the clear sheet on the side of the Top Cover Roller. This may damage the roller.4 Close the Top Cover.cb fdegaiPF840 Cleaning Inside the Top CoverUser's GuideMaintenance and Consumables Cleaning the Printer593
