Icom IC-2720H Operating Manual - Using The Hm-133 Microphone
Icom IC
–2720H Mini–Operating Guide by W5JCK, September 2007
Page 2 of 6
Using the HM-133 Microphone
You can use the keypad and buttons on the HM-133 microphone to perform many of the
common tasks required for operating the radio, including selecting a frequency band and
directly entering a frequency. (Note: Microphone keys only function for the main band.)
1
VFO/Lock Switch
2
PTT Switch
3
Up/Down Switches
→
4
Activity Indicator
5
Keypad
6
Function Indicator
7
2
nd
function Switch
8
DTMF Select switch
9
Function Switches
10
Band Switch
→
11
Memory/Call Switch
Using the ▲/▼ Keys
Select a Frequency
Press ▲ or ▼ to select a
frequency (in VFO mode)
or memory channel (in
Memory mode).
Start a Scan
Press and hold
▲ or ▼
for 1 sec. to activate the
scan mode.
Stop a Scan
P
ress ▲ or ▼ to cancel
the scan.
Select a Band
Press
[
BAND
]
to toggle
main band between left
and right sides of radio.
Select a Frequency Band
Directly Enter a Frequency