6.1.4 Applying Power to the Charging UnitThe unique design of the telephone allows the user to place the handset in the charging unit with orwithout the belt clip attached. The charging unit can charge a second battery with or without thehandset being charged. The battery packs can be recharged automatically either in or out of thehandset.Use only the supplied AC adapter for the charging unit.The AC adapter furnished with this telephone usually has a polarized line plug with one blade widerthan the other. This plug fits in the power outlet only one way. If you cannot insert the plug fully in theoutlet, try reversing the plug.Refer to Figure 2-120 Polarized Plug on this page.If you cannot plug the AC adapter in the outlet, you may need to replace it.Route the power cord where it can not create a trip hazard, or where it couldbecome chafed and create a fire or other electrical hazards.6.1.5 Mounting the Base to a Standard Wall PlateThe base unit can be mounted on a standard wall plate. To attach the wall mount stand to the baseunit:1. Slide the wall mount stand in the notches at the top of the base unit.Figure 2-119 Applying Power to the Charging UnitFigure 2-120 Polarized PlugISSUE 1.0SL1100Installation2-74