Polycom IP 450 IP Phone User Manual


 
Troubleshooting Your Phone
85
Controls
Symptom Problem Corrective Action
The dial pad does not work. The dial pad on the SoundPoint
IP 450 phone does not respond.
Do one of the following:
Check for a response from other
feature keys or from the dial pad.
Place a call to the phone from a known
working telephone. Check for display
updates.
Check if the LAN port is active or
inactive. Press the Menu key, and
then select Status > Network >
Ethernet. From the Ethernet page,
scroll to the LAN port field and verify
that it is active.
Check the termination at the switch or
hub end of the network LAN cable.
Ensure that the switch/hub port
connected to the telephone is
operational (if not accessible, contact
your system administrator).