Using Conventional Squelch Operation Features - Motorola APX MOBILE O3 CONTROL HEAD User Manual

The time-out timer restarts and the LED lights up
solid red.

Using Conventional Squelch Operation Features

This feature filters out unwanted calls with low signal
strength or channels that have a higher than normal
background noise.
1
or to Sql.
2 Press the Menu Select button directly below Sql.
The display shows Squelch, a volume bar and XX
value for the current squelch.
3 Perform one of the following actions:
• Press the Menu Select button directly below
"+" to increase the squelch volume.
•
Press the Menu Select button directly below "-"
to decrease the squelch volume.
4 Press
to return to the selected channel.
Analog Options
Tone Private Line (PL), Digital Private-Line (DPL),
and carrier squelch can be available
(preprogrammed) per channel.
Mode
Carrier squelch (C)
PL or DPL
Digital Options
One or more of the following options may be
preprogrammed in your radio. Check with your dealer
or system administrator for more information.
Option
Digital Carrier-Operated
Squelch (COS)
Normal Squelch
Result
You hear all traffic on a
channel.
The radio responds only
to your messages.
Result
You hear any digital traf-
fic.
You hear any digital traf-
fic having the correct net-
work access code.
English
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