35INDEXAAccessing 121.5 MHz emergency frequency ·19AM squelch level·············································23Automatic noise limiter ···································24BBasic operation ·················································5Beep tone level ···············································27Blank channel ···················································9CChannel selection ···········································10Channel tag list ···············································16Clearing the memory contents ·······················14Cloning ···························································28DData cloning ···················································28Dimmer brightness (High)·······························25Dimmer brightness (Low) ·······························25Dimmer brightness (Manually)························26Dimmer mode ················································25Dimmer response ···········································26Direct frequency selection ································5Direct frequency setting mode operation ··········8Displayed message ········································28DualWatch interval ·········································24DualWatch operation ········································8EEmergency frequency·····································19Entering memory mode ····································9External input ·················································26External input level ·········································26FFM squelch level ·············································23Frequency display···········································26Frequency exchanging ·····································6Frequency selection··········································5Frequency setting example·······························7Frequency step setting ···································20Front panel························································1Function display ················································4GGeneral frequency selection ·····························5GPS memory ··················································17GPS memory channel ······································9GPS memory edit ···········································18Group memory channel ······························9, 13Group memory channel display ······················24HHeadphone level ·············································23History memory channel·····························9, 14IIntercom function ············································20Intercom usable setting ··································27Intercom1 Microphone audio input level ·········23Intercom1 squelch level ··································23Intercom2 Microphone audio input level ·········23Intercom2 squelch level ··································23Interlock ··························································27LLock function ··················································19Lock mode ······················································24MMemory channel type ·······································9Memory clear··················································27Memory mode menu ······································12Memory operation ············································9Memory protect function ···································9Memory protection····································18, 24Menu mode items ···········································23Menu mode programming ······························22Microphone1 gain ··········································24Microphone2 gain ··········································25OOperating menu mode ····································22Other functions ···············································19PPanel descriptions ············································1Priority watch interval ·····································24Programming channel names·························15Programming channel tag ······························16Programming example····································11Programming group names ····························15Programming notes ··········································9Programming a memory channel ···················10RRegular memory channel ···························9, 13SSafety training information ······························32Sidetone level ···············································25Squelch test function ······································20Standby frequency selection ····························5TTime-Out-Timer ··············································27Transferring memory contents ························12Transmitting ······················································6Transmitting microphone selection ················25UUSER-1 setting ···············································26USER-2 setting ···············································26WWeather memory channel ··························9, 17Weather memory channel scan ······················2101020304050607080910111213141516