Using Conventional Squelch Operation Features; Analog Options - Motorola APX 4000Li User Manual

English
NOTICE:
You hear a brief, low-pitched, warning tone four
seconds before the transmission times out.
1 Hold down the PTT button longer than the
preprogrammed time.
You hear a short, low-pitched warning tone, the
transmission is cut-off, and the LED goes out until
you release the PTT button.
2 Release the PTT button.
The timer resets.
3 To re-transmit, press the PTT button.
The time-out timer restarts and the LED lights up
solid red.
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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.

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
Result
You hear all traffic on a
channel.
The radio responds only
to your messages.
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