Cisco CP-7936 Phone Manual - Page 39

Browse online or download pdf Phone Manual for Conference System Cisco CP-7936. Cisco CP-7936 49 pages. Unified ip conference station

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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

No dial tone

IP Conference Station does not

ring

No display on the LCD screen

LCD screen display issues

Resolution

• Check that all connections are tight and in place.

• Make sure that all connections are correct.

• See the "Installing and Connecting the IP Conference Station

to the Network" section on page 11.

• 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.

• Check to make sure that there is power.

• Make sure that the power supply is plugged in.

• 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.