Lock FunctOn; Basic Operation; AutomatC BacklGhtNg; MonTor FunctOn - Icom IC-M31 Instruction Manual

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■ Lock function
Ths functon electroncally locks all keys (except for [+]/[–],
[PTT], [SQL•
] and [H/L
MONI
channel changes and functon access.
➥ Push [H/L•LOCK] for 1 sec. to turn the lock functon ON
and OFF.
LOCK
Push
for 1 sec.
■ Automatic backlighting
Ths functon s convenent for nghttme operaton. The auto-
matc backlghtng can be actvated n SET mode. (p. 18)
➥ Push any key except for [PTT] to turn the backlghtng ON.
• The backlghtng s automatcally turned OFF after 5 sec. of n-
actvty.
]) to prevent accdental
•LOCK
Appears while the
lock function is used.
■ Monitor function
The montor functon releases the nose squelch mute. See
p. 18 for detals of the montor swtch acton.
➥ Push [SQL•
] for 1 sec. to actvate the montor func-
MONI
ton.
• "
" blnks and audo s emtted.
MONI
Push
for 1 sec.

BASIC OPERATION

Blinks while the monitor
function is used.
4
4
12

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