For More Information, World Wide Web | Cisco Systems 7935 instruction

Problem	Resolution

IP Conference Station resetting	• The IP Conference Station resets when it loses contact with
	the Cisco CallManager software.
	The following status message appears in the LCD screen if the
	IP Conference Station loses contact with the
	Cisco CallManager software:
	Registering
	• The IP Conference Station resets when it loses contact with
	the network.
	The following status message appears in the LCD screen if the
	IP Conference Station loses contact with the network:
	Configuring IP
	These lost connections can be due to any network connectivity
	disruption, including cable breaks, switch outages, and switch
	reboots.

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	You might see Beat frequencies (scan lines) in the LCD screen if
	you are using certain types of older fluorescent lights in your
	building. Moving the IP Conference Station away from the lights,
	or replacing the lights, should resolve the problem.

DTMF delay	When you are on a call that requires keypad input, if you press the
	keys too quickly, some of them might not be recognized.

If you are experiencing other difficulties, contact your system administrator.

6For More Information

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You can access the most current Cisco documentation on the World Wide Web at this URL:

http://www.cisco.com