Polycom IP 650 User Manual page 84

User Guide SoundPoint IP 650
Symptom
The phone does not ring.
"Service Unavailable" is
displayed on the graphic display.
6 - 6
Problem
Ring setting or volume is low.
Outbound or inbound calling is
unsuccessful.
You turned off the ringer.
The user pressed the New Call
soft key, dialed a number with
the handset on-hook, attempted
to make a call from the contact
directory when the phone was
not registered.
Corrective Action
Do one of the following steps:
• Adjust the ringing level from the front
panel using the volume up/down keys
• Check same status of handset,
headset (if connected) and through
the Hands-Free Speakerphone.
Do one of the following steps:
• Place a call to the phone under
investigation. Check that the display
indicates incoming call information.
• Lift the handset. Ensure dial tone is
present and place a call to another
extension or number. Check that the
display changes in response.
Do one of the following steps:
• When there is an incoming call, lift the
handset, press Speakerphone key or
press Headset key and you will get a
dialtone.
• Pressing the ringing Line Key or
Answer soft key will answer the call.
• If the handset is off-hook when
Answer soft key or Line Key is
pressed, the call is routed to the
handset.
• If the handset is on-hook when
Answer soft key or Line Key is
pressed, the call is routed to the
speaker.
Do one of the following steps:
• Check with the system administrator
to see when your phone will be
registered.
.