Cisco Systems 7936 Manual De Usuario
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6
General Troubleshooting Information
This section provides general troubleshooting information for the Cisco Unified
IP Conference Station 7936.
Refer to the following table for assistance if you are encountering difficulties.
Problem
Resolution
No dial tone
•
Check that all connections are tight and in place.
•
Make sure that all connections are correct.
•
IP Conference Station does not
ring
ring
•
Check that the ringer setting is not “Ringer Off.”
•
Check the volume level.
•
Make sure that the IP Conference Station is communicating
with the Cisco Unified CallManager.
with the Cisco Unified CallManager.
No display on the LCD screen
•
Check to make sure that there is power.
•
Make sure that the power supply is plugged in.
LCD screen display issues
•
If you see beat frequencies (scan lines) in the LCD screen when
you are using certain types of older fluorescent lights in your
building, move the IP Conference Station away from the
lights, or replace the lights. This should resolve the problem.
you are using certain types of older fluorescent lights in your
building, move the IP Conference Station away from the
lights, or replace the lights. This should resolve the problem.