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ADVANCED

 

OPERATION 

 

Programmable Function Buttons 

 

This land mobile radio includes six Programmable Function (PF)  Buttons. The PF button 
functions can be customized, via programming by your dealer, to meet your communication 

requirements. Some features may require the purchase and installation of optional internal 
accessories. The possible PF button programming features are illustrated below, and these 

functions are explained on pages to follow. 
 
For Future  details, contact your dealer. For future  reference, check the box next to the 

function that has been assigned to each PF button on your particular radio, and keep it handy. 
 

 
 

MONITOR 

Press the assigned PF button hears background noise  (unmute the audio); the BUSY/TX 

indicator will grow green.  
 

 

SCAN

 

1- 4 

The Scanning feature is used to monitor multiple channel programmed into the transceiver. 

While scanning, transceiver will check each channel for the presence of a signal, and will stop 
on a channel if a signal is present. 

  Press the assigned PF button to active scanning. 
  The scanner will search the each channels, looking for active ones; it will pause each time if 

finds a channel on which someone is speaking. 
 

  Press the assigned PF button again to disable scanning. Operation will revert to the before 
scan start channel. 

 
Note: Your dealer may have programmed your radio to stay on one of following channels if 

you press the PTT switch during scanning pause: 
      ‘Scan List Top channel’ 
      ‘Priority channel 1’ 

      ‘Priority channel 2’ 
  

 

SCAN Skip 

Press the assigned PF button to delete the current pause channel for Scanning.  
 

 

Summary of Contents for F-25U

Page 1: ...F 25V F 25U F 50V F 45U Operating Manual...

Page 2: ...AND MOBILE RADIO Only qualified technicians are allowed to repair this product Do not operate the radio without a proper antenna attached As this may damage the radio and may also cause to exceed FCC...

Page 3: ...artment that contains an LP gas container or its fitting No changes or adjustments shall be made to the equipment except by an authorized or certified electronic technician Using your radio to send pe...

Page 4: ...ly configured radio 1 VOL PWR Knob Turn this control clockwise to turn the radio on and increase the volume Turn it counterclockwise into the click stop to the radio off 2 BUSY TX Indicator Indicate t...

Page 5: ...error messages 5 Microphone Jack Connect the microphone plug to this jack 6 P C Buttons Programmable Function Buttons These buttons can be set up for the special applications such as High Low power s...

Page 6: ...wer connection 3 External Speaker Jack An external loudspeaker may be connected to this 2 contact 3 5mm mini phone jack Caution Do not connect either wire of this line to ground and be certain that th...

Page 7: ...ess the assigned PF button to Up down Channel The display can show channel numbers or channel labels Technician along programs the display mode and channel labels Transmitting Press PF button which is...

Page 8: ...includes the correct CTCSS tone or DCS code Time Out Timer If the selected channel has been programmed for Time Out Timer you must limit the length of each transmission While transmitting a beep will...

Page 9: ...d noise unmute the audio the BUSY TX indicator will grow green SCAN 1 4 The Scanning feature is used to monitor multiple channel programmed into the transceiver While scanning transceiver will check e...

Page 10: ...rgency feature which may be useful if you have someone monitoring on the same frequency as your transceiver s channel Press the assigned PF button to initiate an emergency call For future detail conta...

Page 11: ...button for 2 second to lock the front panel buttons this can be enabled to prevent radio setting from being disturbed MEMO CH 1 2 Press the assigned PF button to recall the programmed channel directl...

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