Audio; Calling - Polycom SoundPoint IP 650 User Manual

User Guide for the SoundPoint IP 650 Desktop Phone

Audio

Symptom
There is no audio on the
headset.
You are using a headset and the
people you call hear echo.

Calling

Symptom
There is no dial tone.
6 - 4
Problem
The connections are not correct.
There may be an issue with the
echo cancellation feature of your
headset.
Problem
Power is not correctly applied to
the SoundPoint IP 650 phone.
Dial tone is not present on one of
the audio modes.
The phone is not registered.
Corrective Action
Do one of the following:
• Ensure the headset is plugged into the
jack marked Headset at the rear of the
phone.
• Ensure the headset amplifier (if
present) is turned on and/or the
volume is correctly adjusted. If the
amplifier uses batteries, check that
they are fully charged.
Do the following:
• Press the Menu key, then select
Settings > Basic > Preferences >
Headset > Echo Cancellation.
Using the arrow keys, select Enabled,
and then press the Select soft key.
• Contact your system administrator.
Corrective Action
Do one of the following:
• Check that the screen is illuminated.
• Make sure the LAN cable is inserted
properly at the back of the phone (try
unplugging and re-inserting the
cable).
• If using in-line powering, have your
system administrator check that the
switch is supplying power to the
phone.
Do one of the following:
• Switch between Handset, Headset (if
present) or Hands-Free
Speakerphone to see if the dial tone is
present for one of audio modes.
• If the dial tone exists on another audio
mode, connect a different handset or
headset to isolate the problem.
Contact your system administrator.