Polycom IP 450 Cordless Telephone User Manual


 
User Guide SoundPoint IP 450 Phone
5 - 6
The phone does not ring. Ring setting or volume is low. Do one of the following:
Adjust the ringing level from the front
panel using the volume up/down keys.
Check status of Handset, Headset (if
connected), and Hands-Free
Speakerphone.
Outbound or inbound calling is
unsuccessful.
Do one of the following:
Place a call to the phone under
investigation. Check that the screen
indicates incoming call information.
Lift the handset. Ensure the dial tone
is present and place a call to another
extension or number. Check that the
screen changes in response.
You turned off the ringer. Do one of the following:
During an incoming call, lift the
handset, press the Speakerphone
key, or press the Headset key to
obtain a dial tone.
Press the ringing Line Key or the
Answer soft key to answer the call.
“Service Unavailable” appears
on the screen.
The user pressed the New Call
soft key, dialed a number with
the handset on-hook, or
attempted to make a call from the
contact directory when the phone
was not registered.
Check with your system administrator to
see when your phone will be registered.
Symptom Problem Corrective Action