3820 UG.book - Finn-ID

12MaintenanceMaintenanceRepairs and/or upgrades are not to be performed on this product. Theseservices are to be performed only by an authorized service center. See"Customer Support" on page 13-1 for further information.Cleaning the Scanner’s WindowReading performance may degrade if the scanner’s window is not clean. If thewindow is visibly dirty, or if the scanner isn’t operating well, clean the window witha soft cloth or lens tissue dampened with water (or a mild soapy water solution).If a detergent solution is used, rinse with a clean lens tissue dampened withwater only.The base and scanner’s housing may also be cleaned the same way.! Caution:Do not submerge the scanner in water. The scanner’shousing is not watertight.Do not use abrasive wipes or tissues on the scanner’swindow – abrasive wipes may scratch the window. Neveruse solvents (e.g., alcohol or acetone) on the housing orwindow – solvents may damage the finish or the window.Inspecting Cords and ConnectorsInspect the base’s interface cable and connector for wear or other signs ofdamage. A badly worn cable or damaged connector may interfere with scanneroperation. Contact your Hand Held Products distributor for information aboutcable replacement. Cable replacement instructions are on page 12-2.2020/3820 User’s Guide 12 - 1