Nortel Networks SoundPoint IP 550 - Manual (Page 88)

User Guide SoundPoint IP 550 Phone
5 - 8
Audio
Testing Phone Hardware
Your system administrator may ask you to access a diagnostics menu on your
phone to test your phone hardware. From the diagnostics menu, you can test
your phone’s microphones, speaker, handset, third-party headset (if present),
keypad mappings, and LCD display. See your system administrator for
instructions on how to perform these tests.
To test your phone hardware:
>> Press , and then select Status > Diagnostics > Test Hardware
> Audio Diagnostics, Keypad Diagnostics, or Display Diagnostics.
Symptom Problem Corrective Action
There is no audio on the
headset. The connections are not correct. 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.