Icom iF25 S instruction manual Dtmf Autodial KEY

2 PANEL DESCRIPTION

MONITOR KEY

➥Mute and release the CTCSS (DTCS) or 2-tone squelch mute. Open any squelch/deactivate any mute while pushing this key. (LMR operation only)

➥Activates one of (or two of) the following functions on each chan- nel independently: (PMR operation only)

•Push and hold to un-mute the channel (audio is emitted; ‘Audible’ condition).

•Push to mute the channel (sets to ‘Inaudible’ only).

•Push to un-mute the channel (sets to ‘Audible’ only).

•Push after the communication is finished to send a ‘reset code’. NOTE: The un-mute condition (‘Audible’ condition) may auto- matically return to the mute condition (‘Inaudible‘ condition) after a specified period.

LOCK KEY

Push and hold to electronically lock all programmable keys except the following:

[Call] (incl. Call A and Call B), [Moni(Audi)] and [Emergency] keys.

OUTPUT POWER SELECTION KEY

Select the transmit output power temporarily or permanently, de- pending on the pre-setting.

•Ask your dealer for the output power level for each selection.

TALK AROUND KEY

➥Push to turn the talk around function OFF.

➥Push and hold to turn the talk around function ON.

•The talk around function equalizes the transmit frequency to the re- ceive frequency for transceiver-to-transceiver communication.

WIDE/NARROW KEY

➥Push to select the IF bandwidth to wide.

•The wide passband width can be selected from 25.0 or 20.0 kHz using the CS-F14 CLONING SOFTWARE (PMR operation only.) Ask your dealer for details.

➥Push and hold to select the IF bandwidth to narrow.

PANEL DESCRIPTION 2

DTMF AUTODIAL KEY

Push to transmit the programmed DTMF code.

CALL KEYS	2
Push to transmit a 2/5-tone code.

•Call transmission is necessary before you call another station de- pending on your signalling system.

•[Call A] and/or [Call B] keys may be available when your system em- ploys selective ‘Individual/Group’ calls. Ask your dealer which call is assigned to each key.

EMERGENCY KEYS

➥Push and hold to transmit an emergency call.

➥When [Emergency Single (Silent)] or [Emergency Repeat (Silent)] is pushed, an emergency call is transmitted without a beep emission.

•If you want to cancel the emergency call, push (or push and hold) the key again before transmitting the call.

•The emergency call is transmitted one time only or repeatedly until receiving a control code depending on the pre-setting.

VOICE SCRAMBLER FUNCTION KEYS

➥Push to turn the voice scrambler function OFF.

➥Push and hold to turn the voice scrambler function ON.

OPT OUT KEYS

➥Push to inactivate the connected output signal level.

➥Push and hold to activate the connected output signal level.

SIREN KEY

Push to emit a siren. This function can be used for situations other than an emergency alert such as a security alarm for example.

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