Section 2 Safety Precautions Appearance of Air in Touch ScreenDismantling and Scrapping• The operator panel or parts thereof shall be recycled according to localregulations.• The following components contain substances that might be hazardous to healthand the environment: lithium battery, electrolytic capacitor and display.Appearance of Air in Touch ScreenThe layer structure of the touch screen contains air and in rare cases appearance ofbubbles can arise. This is purely cosmetic and does not affect any functionality of theoperator panel. The appearance can occur under certain environmental conditionssuch as temperature, humidity, and atmospheric pressure.3BSE069463-600 Rev C 13