Lock Function; Monitor Function - Icom iC-M91D Instruction Manual

5
BASIC OPERATION
Receiving and transmitting (Continued)
■
IMPORTANT: To maximize the readability of your transmit-
ted signal, pause a few seconds after pushing [PTT], hold
the microphone 5 to 10 cm (2 to 4 inches) from your mouth
and speak into the microphone at a normal voice level.
To prevent accidental prolonged transmission, the trans-
ceiver has a time-out timer function. This timer cuts a
transmission OFF after 5 minutes of continuous transmis-
sion.
t
y
w
15
■
This function electronically locks all keys (except for [PTT],
[DISTRESS] and [ ]) to prevent accidental channel changes
and function access.
➥
■
The Monitor function opens the squelch by holding down
r
[VOL/SQL] for 1 second.
e
• "
The function can be set to "PUSH" or "HOLD" in the following
q
manner.
Microphone
q
w

Lock function

Push [CLEAR/ ] for 1 second to turn the lock function
ON and OFF.
• The lock function is automatically released when DSC call is
received, or [DISTRESS] is pushed.

Monitor function

" appears while the function is activated.
Select "Configuration" in the "MENU" screen.
Select "Monitor" to enter the "Push" or "Hold" selecting mode.
• Push: The monitor function is activated by holding down [VOL/SQL]
for 1 second. The squelch opens while holding down the key.
• Hold: The monitor function is activated by holding down [VOL/
SQL] for 1 second. The squelch stays open until any key
is pushed.
Displayed when
the lock function
is activated.