Chapter4 Cleaning the Printer Cleaning the Gap Detector (Light Emitting Unit) If ink, paper dust, or adhesive materials adhere to the transparent plate on the light-emitting side of the gap detector, the following problems may occur. • Loaded paper is not fed • Paper is ejected and an error occurs because the gap is not detected Follow the steps below to clean the detector. 1 If paper has been loaded, remove it. U "Removing Paper" on page 81 2 Turn the printer off and then disconnect the power cable from the outlet. 3 Push the lever backward and open the top cover.
4 Raise the paper insertion slot cover and remove any ink, paper dust, or sticky material adhering to the transparent plate of the gap detector (light emitting side) with a cotton swab moistened with water. • Make sure the paper path is not wet after cleaning. • Do not use alcohol, benzine, thinner, trichloroethylene, or ketone based solvent for cleaning. Doing so may deform or damage the plastic and rubber parts. CAUTION 307