mast. mast. Input signal. connector. connect. pen. pen. press. press. keyboard. keyboard. cable. cable. install. install. clip. Clip insert . insert . stem . stem. Plate . plate. tighten. tighten. fix. Fix screw . screw . surface . surface. tube. tube. release. release. Flow chart. Flow chart simple, simple oval. Oval follow. Follow arrow. arrow. rectangle. Rectangle diamond . diamond. decision. decision. Lead . lead. push. pushing. Power saving mode. Power saving mode. Take out. Take out. Be suitable for. Be suitable for.