Uniden ATLANTIS 270 English Owner's Manual - Page 20

2.5 Watts; from 2.5 Watts to 1 Watt, or from 1 Watt back around to 6 Watts). 3. The display shows the new transmission power in the lower left hand corner. The transmit power remains at the new setting until you change it again. ## Note: Don't forget to change the transmission setting back to 1 Watt when you move close to other stations. xx Some channels (for example, channels 13 and 67) limit the transmission power to 1 Watt. When you tune to a limited-power channel, the radio automatically switches to 1 Watt. See the channel lists starting on page E-23 for a list of power-restricted channels. xx In an emergency, if you press and hold the Push to Talk switch while briefly pressing the L/M/H MEM key, the power level changes from 1W to 6W. Setting Key Lock Press the LOCK UIC key to lock the radio's keys to prevent accidental entry. LOCK displays when Key Lock is active. Press LOCK UIC again to unlock the keys. ## Note: When Key Lock is active, only PTT, Boost, and Power keys are operational. Setting the UIC Channel Mode The radio comes preset to use the channels assigned for the US. If your current area uses Canadian or international channel assignments, press and hold the LOCK UIC key to rotate through the US, Canadian, and international channels. Turning the Key Beep On and Off Key Beep is the tone that sounds when you press a key. To turn Key Beep on or off, press and hold the Channel Up or Channel Down key while turning the radio on. E-16 Uniden Atlantis 270 Radio Owner's Manual