Calling
Symptom
There is no dial tone.
There is no audible ring tone.
A "hollow" phone icon displays at
the top of the screen.
Problem
Power is not correctly applied to
the phone.
Ringer volume is low, or the
Ring Type is set to Silent Ring.
Outbound or inbound calling is
unsuccessful.
The phone is not registered to a
server.
Troubleshooting Your Phone
Corrective Action
Verify that power is correctly applied to the
phone:
Check that the display is illuminated.
•
Ensure the network cable is inserted
•
properly on the underside of the
phone. (Try unplugging and
re-inserting the cable.)
Verify ringer volume and Ring Type:
To adjust the ringer volume, press
•
either of the volume keys when the
phone is in the idle state.
Check that the Ring Type is not set to
•
Silent Ring. (See
Updating the Ring
Tone
on page 2-6.)
Place a call to the phone under
investigation. Check that the display
indicates incoming call information.
Ask your system administrator to register
the phone to a server.
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