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12
4
BASIC OPERATION
■
Adjusting the squelch level
To adjust the IC-M34’s squelch level, use the
[
Y
Y
]
/
[
Z
Z
]
keys as
described below. In order to receive signals properly, as well
as for the scan to function effectively, the squelch must be ad-
justed to the proper level.
q
Push
[SQL]
, then adjust the squelch level with
[
Y
Y
]
/
[
Z
Z
]
.
• “
SQL
” indicator starts blinking.
• There are 11 squelch levels to choose from: OP is completely
open; 10 is tight squelch; 1 is loose squelch.
• If no key is pushed for 5 sec., the transceiver returns to normal
operation.
w
Push
[SQL]
again to return to normal condition.
■
Lock function
This function electronically locks all keys (except for
[PTT]
,
[SQL•MONI]
,
[VOL•MUTE]
,
[H/L•LOCK]
and
[
Y
Y
]
/
[
Z
Z
]
*) to
prevent accidental channel changes and function access.
* After pushing
[VOL•MUTE]
or
[SQL•MONI]
only.
➥
Push and hold
[LOCK]
(H/L) for 1 sec. to turn the lock
function ON and OFF.
■
Automatic backlighting
This function is convenient for nighttime operation. The auto-
matic backlighting can be activated in set mode. (p. 19)
➥
Push any key except for
[PTT]
to turn the backlighting ON.
• The backlighting is automatically turned OFF after 5 sec. of in-
activity.
Push and hold
for 1 sec.
Appears while the lock
function is used.
Blinks during squelch
level adjustment.
Indicates the
squelch level.