Volume Loud Function; Volume Mute Function; Lock Function; Aquaquake Water Draining Function - Icom IC-M25 Instruction Manual

4

Volume Loud function

You can temporary maximize the volume level with a simple
operation.
q While holding down [VOL/SQL], push [Y].
ing order.
w Push [VOL/SQL] and [Y] again to turn OFF the function.

Volume Mute function

You can temporary mute the audio output with a simple op-
eration.
q While holding down [VOL/SQL], push [Z].
w Push [VOL/SQL] and [Z] again to turn OFF the function.
12

Lock function

This function electronically locks the keys to prevent acci-
dental changing of the channel and function access.
Hold down [ ] (Hi/Lo) for 1 second to turn the function
ON and OFF.
-
NOTE:
[PTT], [VOL/SQL], [MONI] (VOL/SQL), [
or [Z]* are not locked.
* Only while the adjusting the volume or squelch, and volume loud
and Volume Mute functions.

AquaQuake Water Draining function

Water in the speaker grill may muffle the sound coming from
the speaker. The AquaQuake Water Draining function removes
water from the speaker grill, by generating vibrating sound.
Hold down both [SCAN] and [Hi/Lo].
gardless of the volume level setting.
function is activated.
] (Hi/Lo) and [Y]
-