Customizable Keys; Lock Function; Monitor Function - Icom IC-F4SR Instruction Manual

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3
BASIC OPERATION

Customizable keys

The customizable keys activate the following functions. 2
functions can be programmed into the [ ]/[ ] key at power
ON. Assign the desired function as follows:
• This function is not available depending on dealer setting.
Usable functions:
[NULL]
Null switch (backlight when used)
[CODE]
CTCSS tone/DTCS code switch
[A/S]
All/select channel switch (default of [ ])
[SCAN]
Scan switch
[PO BEEP]
Pocket beep switch
[MY NAME]
"My name" switch (default of [ ])
[AUTO CH]
Auto channel switch
q While pushing [Y] + [ ] or [Y] + [ ], turn power ON to
change the function of the customizable key.
• The selected function name is displayed for a moment.
• Functions can be selected in the above order.
w Turn power OFF.
e Repeat steps q and w until the desired function is se-
lected.
6

Lock function

The lock function prevents accidental channel changes and
accidental function access. [PTT], [?] and the backlight func-
tion can be used while the lock function is in use.
Push [
] for 2 sec. to toggle the lock function ON and
OFF.
"
" appears when the
lock function is in use.

Monitor function

This function is used to listen to weak signals or to open the
tone squelch manually.
Push and hold [?] to monitor the operating channel.
BUSY
"
" and "
BUSY
the monitor function is in use.
MR
" appear when

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