18 Getting startedLED indicatorsAudible tonesNote: If quiet or silent mode has been turned on, youwill not hear any audible tones.Refer to page 26 for a description of other tones you may hear.LED Meaningred(transmit)glowing: your radio is transmittingflashing: your transmit timer is about to expiregreen(receive)glowing: you are receivingflashing: you have received a callamber(scanning ornetwork)glowing: your radio is scanning a group of chan-nels for activity (conventional mode) or networkservice is available (MPT trunked mode)flashing: your radio has detected activity ona channel, and has halted on this channel(conventional mode)flashing fast: in trunked mode, there is nonetwork service availableTone type Meaningtwo short beeps radio turned on: the radio is powered onand ready to useone short beep radio turned off: the radio is powered offone short beep valid keypress: the action you haveattempted is permittedone long, low-pitched beepinvalid keypress: the action you haveattempted is not permittedone long, low-pitched beeptransmission inhibited: you have attemptedto transmit but for some reason transmis-sion is not permitted at this time