■ IDAS operationThe IC-F5061D and IC-F6061D provdes Icom Dgtal Ad-vanced System (IDAS) that meets the 6.25 kHz emssonmask requrements for narrow bandng, and ncreases effi-cency of channel allocaton and use of spectrum.The optonal UT-126H provdes 6.25 kHz dgtal mode opera-ton for the transcever that does not support dgtal commu-ncaton.NOTE: Durng IDAS operaton, BIIS 1200 system, MDC1200 system and LTR operatons are not avalable.■ IDAS-Trunk operationThe IDAS-Trunk system enables further effectve channelmanagement by sharng a mnmum of channels wth a largenumber of users.Push [Zone], then push [CH Up] or [CH Down]* to select theIDAS-Trunk zone.* The method to select the desred zone may dffer accordng to yoursystem set up.NOTE: Durng IDAS-Trunk operaton, you can receve andtransmt dgtal calls n the same way wth the followngIDAS operaton.■ Receiving a callD Receiving a Voice Callq When a Voce call s receved;• Mute s released.• The callng staton or Talkgroup ID name (or code) s dsplayedwhle recevng the sgnal. (Dependng on the pre-settng.)• When All Call s receved, “All Call” s dsplayed.S T A T I O N 1The calling station orTalkgroup ID namew Push and hold [PTT], then speak nto the mcrophone.e Release [PTT] to receve a response.D Receiving a Call Alertq When a Call Alert s receved;• Beeps sound.• “ ” blnks.• The callng staton or Talkgroup ID name (or code) and“CALLALRT” blnk.C A L L A L R TS T A T I O N 1BlinkThe calling station orTalkgroup ID namew Push and hold [PTT], then speak nto the mcrophone.e Release [PTT] to receve a response.255 IDAS OPERATION