Polycom SpectraLink 8020 User Manual page 11

Indicator Function
Telephone ring icon. A regular telephone call
is coming in.
Messaging ring icon. A call is coming in
from a Messaging application.
The PTT ring icon. A PTT call is coming in.
The priority PTT ring icon. A call is coming in
on the priority PTT channel. This call will
override any other.
Mute
Muted The muted indicator displays after the
softkey has been pressed. It indicates that
the microphone is not transmitting sound.
Mute
Press the softkey again to unmute the
microphone.
Locked Locked indicates that the keypad is locked to
Unlk
prevent accidental activation. Use the
#
softkey plus the key to unlock it.
[No Service If warning tones are enabled, an alarm will
message]
sound and a descriptive message displays
when the handset cannot receive or place
calls. You may be outside of the covered
area. Walk back into the covered area. The
in-service tone indicates service is re-
established.
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