Yaesu Musen Co. Ltd. 20695X20 Manuel D’Utilisation

1.  Press and hold the [

6] key, “LOCK” is displayed 

on the LCD for one second, the “ ” icon appears 

on the LCD, and then the keys and 

PTT switch 

are locked.

 

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The keys and the 

PTT switch may be selected to be locked using Set Mode 

[

18 LOCK]( 20). The default setting is the [LK KEY] (the keys are 

locked).

 

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The [MONI/T-CALL] switch and the 

PWR/VOL knob cannot be locked.

2.  Press the [

6] (LOCK) switch again, “UNLOCK” will be displayed on the 

LCD, the keys and the 

PTT switch are unlocked.

If your transceiver is FT-4X (European version), press and hold in the MONI/

T-CALL switch to generates the 1750 Hz burst tone to access the European 

repeater.

The transmitter will automatically be activated, and the 1750 Hz audio tone 

will be superimposed on the carrier. Once the repeater has been accessed, 

release the MONI/T-CALL switch, and use the 

PTT switch to activate the 

transmitter thereafter.

If needed, the FT-4XR (USA/Asian version), may be set to access repeaters 

which require a 1750 Hz burst tone by setting the MONI/T-CALL switch to 

serve as a “Tone Call” switch instead. To change the configuration of the 
MONI/T-CALL switch, use Set Mode [19 M/T-CL] (