2 PANEL DESCRIPTION2-5Programmable function keys (Continued)The following functions can be assigned to the [Upper],[Lower] and [Emer] programmable function keys.SCANPush to start and cancel scanning.• When the scan started with the Power ON Scan or AutoScan function, push to pause the scan. The paused scanresumes after the preset time period has passed.PRIORITY A CHANNEL, PRIORITY B CHANNELPush to select the Priority A or Priority B channel.PRIORITY A CHANNEL (REWRITE),PRIORITY B CHANNEL (REWRITE)Push to select the Priority A or Priority B channel.➥Hold down [Prio A (Rewrite)] or [Prio B (Rewrite)]➥for 1 second to assign the operating channel to thePriority A or Priority B channel, respectively.MEMORY CHANNELS 1, 2, 3, 4Push to directly select memory channel 1, 2, 3 or 4, ifpreprogrammed.LONE WORKER (p. 3-13)Hold down for 1 second to turn ON the Lone Worker➥function.• When the Lone Worker function is turned ON, and nooperation is performed for the preset time period, theEmergency function is automatically turned ON.Push to turn OFF the Lone Worker function.➥MONITOR, MONITOR (AUDIBLE)Push to turn the CTCSS (DTCS) or 2/5-Tone squelch➥Mute ON or OFF.• Only during LMR operation, push to open any squelchfunctions, or deactivate any mute functions.• Only during PMR operation, push to activate one or twoof the following functions on each channel.- Hold down to unmute the channel (Audible mode).- Push to mute the channel (Inaudible mode).- Push to send a ‘reset code’ after the communication isfinished.*Depending on the presetting.NOTE: The unmute condition may automaticallyreturn to the mute condition, after a preset timeperiod.Depending on the presetting, holding down this key➥for 1 second cancels a scan.LOCKHold down to electronically lock all programmable keysexcept [Moni(Audi)], [Call] (including Call A and Call B),[Emergency], [Surveillance] and [Lone Worker].HIGH/LOW (p. 3-12)Select the transmit output power level temporarily orpermanently, depending on the presetting.TALK AROUNDHold down for 1 second to turn ON the Talk Around➥function.• The Talk Around function equalizes the transmit frequen-cy to the receive frequency for transceiver-to-transceivercommunication.Push to turn OFF the Talk Around function.➥DTMF AUTODIALPush to transmit a programmed DTMF code.RE-DIALPush to transmit the last-transmitted DTMF code.NOTE: TX memories are cleared after turning OFFthe transceiver.WIDE/NARROWPush to switch the channel width to Wide.➥Hold down for 1 second to switch the channel width➥to Narrow.CALL, CALL A, CALL BPush to transmit a 2/5-Tone code.• Tone call transmission may be necessary before you callanother station, depending on your signaling system.• [Call A] and/or [Call B] keys may be selectable when yoursystem employs selective ‘Individual/Group’ calls.EMERGENCYHold down for a preset time period to transmit an emer-gency call.• The emergency call transmits with beeps, and the statusindicator lights red.• The transceiver can transmit an emergency call without thebeep sounding and the status indicator lighting.• If you want to cancel the emergency call, hold down the keyagain before transmitting the call.• The emergency call is transmitted one time only, or repeat-edly until receiving an acknowledgement signal, or until thepower is turned OFF.Depending on the presetting, receiving a matching signalcancels the transmission.