174
Half-duplex Private Pre-
emptive Priority Call
(PPC) ring.
Every 4 seconds
until the call is
answered or rejected
Full-duplex Private PPC
ring.
Every 4 seconds
until the call is
answered or rejected
Limited Service Once upon entering
limited service
New Mail Received Once
New Group Call Once
General
Volume setting (earpiece,
keypad, speaker)
Continuous
Volume setting (Ringer) While setting the
volume
Transmit Inhibit (TXI)
Once
Rotary knob tone Once, when toggling
from List to Volume
Low battery alert Repeated
DTMF (0-9, #, *) during
the call
DTMF Continuous, until the
user releases the
key
GPS
GPS in coverage Once
GPS out of coverage Once
= High Tone; = Low Tone
Description Type Repeated