Uniden 270 Setting Key Lock, Setting the UIC Channel Mode, Turning the Key Beep On and Off

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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

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Contents Atlantis Making a Distress Call Speak slowly clearly calmlyFaire un appel de détresse Parlez lentement clairement calmementTable of Contents Features Xx Memory scan modeXx Transmitter power level select IntroductionWaterproof Specifications Getting Started What’s includedBack view Parts of the AtlantisFront view Charger Key Press to Press and hold toReading the display Display icons and what they meanIcon What it means Displays when Squelch mode is turned on Mode What it does Use it when you To turn it on Want to OffWatch mode What it does To turn it on/off How It WorksNormal mode operation Normal mode with Weather Alert WatchScan mode operation Normal mode with Triple Watch or Dual WatchUsing the radio in scan mode Scan mode with Weather Alert WatchScan mode with Triple Watch or Dual Watch 08 10 11 12Weather mode with Weather Alert Watch Weather modeUsing the radio in weather mode Weather mode with Triple Watch or Dual Watch Setting Up the HardwareInstall the Battery Pack Mounting the Charger Charging the BatteryImportant notes on charging the battery Using Your Radio Installing and Removing the Belt ClipChanging the Volume Setting the Squelch LevelMaking a Transmission Boosting the transmission powerChanging the Channel Turning the Key Beep On and Off Setting Key LockSetting the UIC Channel Mode Maintenance and Troubleshooting Battery Save FeatureSaving a Channel to Memory Scanning Channels in MemoryDon’t use the charger when General TransmitterChannels and Frequencies MHz US channel frequencies and namesReceiver US Marine Channels RX Freq TX Freq Status NameUS Marine Channels RX Freq TX Freq Status Name Canadian channel frequencies and names Canadian Marine Channels RX Freq TX Freq Status NameCanadian Marine Channels RX Freq TX Freq Status Name International channel frequencies and names International Marine Channels RX Freq TX Freq Status NameInternational Marine Channels RX Freq TX Freq Status Name Weather channel frequencies and names ChannelRegulations and Safety Warnings Maritime Radio Services Operation Basic Radio GuidelinesFCC/Industry Canada Information Body-Worn Operation Lithium Ion Battery Warning Three Year Limited Warranty Page QUESTIONS?