40C o nf i g ur i ng t he h a n ds e tStandard 2.00Return the speed key to LNRRange testEnvironmentThe environment setting allows you to adapt the earpiece volume level forbackground noise.Press the Menu key.Press the Personalise key.Press the scroll keys to access Speed key.Press the Speed key.Press the Direct Menu key.Dial 24.Press the OK key after entering 24.Erase the speed key title.Enter LNR.Press the OK key after entering the title.Press the Menu key.Dial 76, or scroll through the menu options.0 indicates the handset is outside radio range.1 to 4 indicates the approximate quality levelof reception, with 4 being the best level.Press the Menu key.Press the Personalise key.Press the Environment key.Select Calm, Noisy or Mixed.Press the scroll keys to access Mixed.Direct MenuMenu code: 24OkRange test0 1 2 3 4Ok76MenuEnvironmentCalmNoisy