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BASIC OPERATION
■ Volume loud function
The volume loud function can be activated temporarily by
pushing [LOUD MUTE].
The function does not work when the volume level is 31.
q Push [LOUD MUTE] to activate the volume loud function.
• The volume level is set to the maximum level (level 31).
• The bars of the volume level indicator appears in ascending
order repeatedly.
w Push [LOUD MUTE] again, or push [VOL/SQL MONI] to
turn the volume loud function OFF.
■ Volume mute function
The volume mute function can be activated temporarily by
pushing and holding [LOUD MUTE].
The function does not work when the volume level is OFF.
q Push and hold [LOUD MUTE] for 1 sec. to activate the
volume mute function.
• The volume level is set to the minimum level (OFF).
• The volume level indicator blinks.
w Push [LOUD MUTE] again, or push [VOL/SQL MONI] to
turn the volume mute function OFF.
■ Adjusting the squelch level
The squelch level can be adjusted with [VOL/SQL MONI]
and [Y]/[Z].
In order to receive signals properly, as well as for the scan
to function effectively, the squelch must be adjusted to the
proper level.
q Push [VOL/SQL MONI] twice to enter the squelch adjust-
ment mode, then adjust the squelch level with [Y]/[Z].
• “SQL” indicator starts blinking.
• The transceiver has 11 squelch levels: OP is completely open;
10 is tight squelch; 1 is loose squelch.
• With no key operation is performed for 5 sec., the transceiver
returns to the normal condition.
w Push [VOL/SQL MONI] again to exit the squelch adjust-
ment mode.
Indicates the
squelch level.
Blinks while adjusting the squelch level.
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