vDTMF (DUAL TONE MULTI FREQUENCY) CALLS ..................34mAking A dtmF cAll ..............................................................34A utodiAl .................................................................................35S tun code..............................................................................35TRUNKING CALLS (ANALOG) ...................................................36mAking A telephone cAll ........................................................36receiving A telephone cAll ....................................................36EMERGENCY CALLS .................................................................37SCRAMBLER ..............................................................................38S ecure (encrypted) trAnSmiSSion ..........................................38SIGNALING .................................................................................39Q uiet tAlk (Qt)/ digitAl Q uiet tAlk (dQt) ............................39rAdio AcceSS numBer (rAn) ..................................................40optionAl SignAling .................................................................40viBrAtor .................................................................................40VOICE OPERATED TRANSMISSION (VOX) ............................41voX gAin level .....................................................................41voX operAtion ......................................................................42CLOCK ........................................................................................43clock AdjuStment ..................................................................43BACKGROUND OPERATIONS ..................................................44time-out timer (tot) .............................................................44B Attery SAver ........................................................................44key lock ................................................................................45low BAttery wArning ............................................................45S ignAl Strength indicAtor .....................................................45compAnder .............................................................................46B uSy chAnnel lockout (Bcl).................................................46control chAnnel hunt...........................................................46ptt id ...................................................................................47VGS-1 OPTIONAL VOICE GUIDE & STORAGE UNIT..............48voice recorder .....................................................................48voice guide ............................................................................49