Polycom CX400 manual Displays, Refer to Power and Startup on

Troubleshooting Your Polycom® CX400 Cordless Phone

Displays

Symptom	Problem	Corrective Action
There is no display on the	The cradle is not receiving power	Refer to Power and Startup on page 3-2.
Polycom CX400 handset.	or the handset battery is
	discharged.
The display shows incorrect	There may be a problem with	Contact your system administrator to
information, even though the	Microsoft Office Communicator	ensure your account is configured
handset appears healthy. The	2007 or Microsoft Office	properly and that your Microsoft Office
display may show information for	Communications Server 2007.	Communicator 2007 client software and
another user. The display may		the Microsoft Office Communications
not show any user specific		Server 2007 software are properly
information at all.		installed and configured.
	The handset may not be properly	Do the following steps:
	paired, or your handset may be	• Check that you have not accidentally
	paired with another user's cradle.
		swapped handsets with another user,
		and ensure that suspect handsets are
		actually being used with their own
		cradles.
		• If necessary, re-pair your handset and
		cradle. Refer to Pairing the Polycom
		CX400 Handset and Cradle on page
		1-5.
The display is flickering.	Certain types of older fluorescent	Do one of the following steps:
	lighting may cause the display to	• Move the Polycom CX400 cordless
	appear to flicker.
		phone away from the lights.
		• Replace the lights.
	The handset battery may be	Verify that the handset battery is charged.
	weak.	For example, the screenshot below shows
		a battery that needs charging.

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