Call/Vfo Scan; Call/Memory Scan; M/C(Vfo/Memory/Call) Scan; The Alert Function - Kenwood TH-78A Instruction Manual

2 Press the F key, then press the MR key.
3 The VFO frequency and the last used memory
channel are scanned alternately.

9 CALL/VFO Scan

1 Press and hold the CALL key for longer than one
second in VFO mode.
2 The frequency and CALL frequency are scanned
alternately.
10 CALL / Memory Scan
1 Press and hold the CALL key for longer than one
second in memory channel mode.
2 The memory channel in use and CALL frequency are
scanned alternately.
11 V/M/C(VFO/Memory/CALL) Scan
(except Europian version)
1 Press the F key, then press the CALL key.
2 The VFO frequency, last used memory channel, and
CALL frequency are scanned alternately.
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12 The Alert Function

This function allows you to monitor memory channel
1 for activity once every 5 seconds, even when you
are tuned to a different frequency.
1 Enter the frequency you wish to monitor in memory
channel 1.
2 Adjust the SQL control to the threshold point.
3 Press the F key, then press the 4 key. The AL
indicator displays.
4 A beep will sound when a signal is present.
5 Press the F key and the 4 key again to turn this
function off. The AL indicator will disappear from the
display.
When using the Alert function, be aware that:
* Channel 1 CTCSS programming is ignored.
n
You will not hear voice communication while
scanning memory channel 1, only a beep if a signal
is present.
n
Memory channel 1 is also monitored when the dual
band and single band are displayed.