132 BIIS 1200 OPERATION■ Man Down Emergency CallThs functon requres the optonal UT-124R man down unitand can be performed n conventonal mode.The man down emergency call functon transmts the emer-gency sgnal (Status 22) automatcally when the transceverhas been left n a horzontal poston for the specfied tmeperod.After the emergency call, the transcever performs transms-son and recepton alternately wth recevng a sgnal andemttng audo.When the emergency reset sgnal s receved, the functon scancelled.■ BIIS indicationThe followng ndcatons are avalable for the BIIS operatonon a BIIS channel.CONNECT : Indvdual/group call s successful.OK : Message (status or SDM) transmsson s suc-cessful.FAILED : No answer back s receved.WAIT : Appears durng retry of the call (2nd call).CLR DOWN : End the communcaton.BUSY : Operatng channel s n the busy condton.■ Stun functionWhen the specfied ID, set as a kller ID, s receved, the stunfuncton s actvated.When the kller ID s receved, the transcever swtches tothe password requred condton. Enterng of the passwordva the keypad s necessary to operate the transcever agann ths case.■ Priority A channel selectionWhen one of the followng operatons s performed, thetranscever selects the Prorty A channel automatcally.Prorty A s selected when;• Clear down sgnal s receved/transmtted- Set the ‘Move to ProA CH’ tem as ‘Clear down.’• Turnng the power ONThe Prorty A channel s selected each tme the trans-cever power s turned ON.• Status callThe Prorty A channel s selected when transmttng astatus call.- Enable the ‘Send Status on ProA CH’ tem n the MSKconfiguraton.