Motorola APX 4000Li, User Manual, Page: 54 / 102

d. Press and hold the PTT button to transmit.
The LED lights up solid red.
e. Release the PTT button to receive (listen).
Monitoring Conventional Mode
Your radio may be preprogrammed to receive Private-Line ®
(PL) calls.
1 Momentarily press the Monitor button to listen for
activity.
The Carrier Squelch indicator appears on the
display.
2 Press and hold the Monitor button to set continuous
monitor operation.
The duration of the button press is programmable.
3 Press the Monitor button again, or the PTT button,
to return to the original squelch setting.
If you try to transmit on a receive-only channel, you
hear an invalid tone until you release the
PTT button.
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