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Troubleshooting Your Phone
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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.