Section 18148 Knowing Performance and Safety GuidelinesGetting the Most Out of your ReceptionKeeping Tabs on Signal StrengthThe quality of each call you make or receive depends on thesignal strength in your area. Your phone informs you of thecurrent strength by displaying a number of bars next to thesignal strength icon. The more bars displayed, the strongerthe signal.If you’re inside a building, being near a window may giveyou better reception.Understanding Power Save FeatureIf your phone is unable to find a signal after 15 minutes ofsearching, a Power Save feature is automatically activated.If your phone is on, it periodically rechecks serviceavailability or you can check yourself by pressing any key.Anytime the Power Save feature is activated, a messagedisplays on the screen. When a signal is found, your phonereturns to Standby mode.Understanding How yourPhone OperatesYour phone is basically a radio transmitter and receiver.When it’s turned on, it receives and transmits radiofrequency (RF) signals. When you use your phone, thesystem handling your call controls the power level. Thispower can range from 0.006 watts to 0.2 watts in digitalmode.