Microphone Lock Function - Icom IC-M502 Instruction Manual

USA
U.S.A. channels
Push
HI/LO
CANADA
Canadian channels
Weather channels
There are 10 weather channels. Used for monitoring weather
channels from the NOAA (National Oceanographic and At-
mospheric Administration) broadcasts.
The transceiver can detect a weather alert tone on the se-
lected weather channel while receiving the channel, during
standby on a regular channel or while scanning. See
"Weather alert" on p. 31.
CH/WX
+
DW U/I/C
INT
DUP
International channels
q Push [CH/WX] once or twice to select a weather channel.
• "WEATHER" appears when a weather channel is selected. "WX
ALT" appears when the weather alert function is in use. (p. 31)
w Rotate the channel selector to select a channel.
• Channels are memorized separately for each channel group.
Push once
When weather alert is OFF.
CH/WX
or twice
DW U/I/C
When weather alert is ON.

Microphone lock function

The microphone lock function electrically locks the [Y]/[Z]
and [HI/LO] switches on the supplied microphone. This pre-
vents accidental channel changes and accidental function ac-
cess.
While pushing [HI/LO] on the supplied microphone, turn
power ON to toggle the lock function ON and OFF.
3
BASIC OPERATION
WEATHER
WX ALT
7