42 PANEL DESCRIPTION■ Front panel (Continued)!2 SOFTWARE KEYS (p. 5)You can use various key functions that are assigned tothe Software Keys, as described below.Compose Distress (p. 31)Push to display the COMPOSE DISTRESS screen.Compose Other (p. 37)Push to display the COMPOSE NON-DISTRESS screen.Unread ListWhen the transceiver has unread DSC calls, push toenter the Unread List.L Displayed only when “Single” is selected in the DSCprocedure menu. (p. 62)Task List (p. 30)(For only the USA version.)When the transceiver has any task, push to enter theTask List.L Displayed only when “Multiple” is selected in the DSCprocedure menu. (p. 62)Scan (p. 22)(Except for the Dutch version.)Push to start or stop a Normal or Priority scan.Dualwatch/Tri-watch [DW/TW] (p. 24)(Except for the Dutch version.)Push to start or stop the Dualwatch or Tri-watch.AIS (p. 72)Push to display the AIS plotter on the left side of thedisplay.L An AIS receiver may not be installed, depending on thetransceiver version.Channel/ Weather [CH/WX] (p. 16)(For only the USA version.)Push to select either the regular channels or the Weatherchannels.Channel [CHAN] (p. 14)(For only the versions except the USA version. )Push to enter the regular channel selection mode.High/Low [HI/LO] (p. 18)Push to set the output power level to high or low.L Some channels are set to only low power.Voice Scrambler (p. 69)Push to set the Voice Scrambler function.L This function is displayed only when the voice scrambler unitis installed.