Panasonic KXFB421 Operating Instructions - Page 76
Thermal head and roller shaft
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Cleaning Thermal head and roller shaft If smudges or black/white bands appear on a copied or received document, check whether there is dust on the thermal head and roller shaft, and clean the thermal head and roller shaft to remove the dust. 1 If ejected paper is stacked on the paper stacker, remove it. 4 Remove the ink film and clean the thermal head with a cloth moistened with isopropyl rubbing alcohol, and let it dry thoroughly. Replace the ink film. Caution: L To prevent a malfunction due to static electricity, do not use a dry cloth and do not touch the thermal head directly. Paper stacker Ejected paper 2 Disconnect the power cord and the telephone line cord. Power cord Telephone line cord 3 Press down the printer cover open button (1). Open the printer cover (2). Thermal head 5 Turn the gear of blue core in the direction of the arrow. Gear of blue core 2 1 Printer cover Printer cover open button Ink film 76 For fax advantage assistance, call 1-800-435-7329.