Tone Scan - Icom ic-80fx Instruction Manual

6
TONE SQUELCH AND POCKET BEEP
■ Tone/DTCS squelch and pocket beep
D Operation (Continued)
r When receiving a signal that includes a matched tone or
code, the squelch opens and the signal is heard.
• When the Pocket Beep function is activated, beep tones sound
and " " blinks. To stop the beeps and blinking, push any key.
• When the received signal's tone/code does not match, the
squelch does not open. However, the signal indicator shows the
signal strength.
• To open the squelch manually, hold down [MONI].
t Push [PTT] to answer.
23

■ Tone scan

By scanning a Pocket Beep or Squelch function operation,
you can determine the subaudible tone required to open the
squelch.
q Set a channel to be checked for a tone frequency or
DTCS code.
w Push [FUNC](M), and then push [TONE](1) several times
to activate a Tone function.
- No indication : Cannot be used for operation.
-" " : Subaudible tone encoder
-" " : CTCSS tone encoder or decoder
-" " : DTCS code encoder or decoder
D
• The tone scan can be made even if the Tone function is not se-
lected.
e Push [FUNC](M), and then [T.SCAN](3) to start a tone
scan.
• To change the scan direction while scanning, push [ ] or [ ].
r When a tone frequency or DTCS code is matched, the
squelch opens and the tone frequency or code is tempo-
rarily programmed.
• The decoded CTCSS tone frequency or DTCS code is used
depending on the selected Tone function type in step w.
t To cancel the scan, push any key except [
[FUNC], [ ] or [MONI]..
], [ ]/[ ],