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Polycom IP 450 manual Displays, Brightness on

Models: IP 450

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		Troubleshooting Your Phone

Displays

Symptom	Problem	Corrective Action

There is no display.	Power is not correctly applied to	Do one of the following:
The display is incorrect.	the SoundPoint IP 450 phone.	• Check that the screen is illuminated.
The display is incorrect.		• Check that the screen is illuminated.
The display has bad contrast.		• Make sure the LAN cable is inserted
		properly at the back of the phone (try
		unplugging and re-inserting the
		cable).
		• If using Power over Ethernet (PoE),
		have your system administrator check
		that the switch is supplying power to
		the phone.
		• Use the screen capture feature.
		Contact your system administrator to
		determine if it is enabled.

	The contrast needs adjustment.	Do one of the following:
		• Refer to Changing the Backlight
		Brightness on page 74.
		• Reboot the phone to obtain a default
		level of contrast.
		• Use the screen capture feature.
		Contact your system administrator to
		determine if it is enabled.

	Outbound or inbound calling is	Do one of the following:
	unsuccessful.	• Place a call to the phone under
		investigation. Check that the screen
		indicates incoming call information.
		• Lift the handset. Ensure the dial tone
		is present and place a call to another
		extension or number. Check that the
		screen changes in response.
		• Use the screen capture feature.
		Contact your system administrator to
		determine if it is enabled.

The display flickers.	A certain type of older	Do one of the following:
	fluorescent lighting causes the	• Move the Polycom SoundPoint IP 450
	display to appear to flicker.	• Move the Polycom SoundPoint IP 450
	display to appear to flicker.	User Guide 450 SIP phone away from
		the lights.
		• Replace the lights in your work
		environment.
		• Use the screen capture feature.
		Contact your system administrator to
		determine if it is enabled.

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Polycom IP 450 manual Displays, Brightness on

Contents

Polycom SoundPoint IP 450 Phone User Guide Trademark Information About This Guide Who Should Read This Guide?How This Guide is Organized What’s New in This Guide? Conventions Used in This GuideBold Preferences Recommended References Getting Help and SupportCustomer Feedback Contents Viii Using the Advanced Features of Your Phone Troubleshooting Your PhoneCustomizing Your Phone Productivity Suite Testing Phone Hardware Getting Started with Your Phone Description Introducing Phone ComponentsGetting Started with Your Phone What Displays on the Screen? Icon Description Phone IconsIf you want to Then do this Navigating Menus and Entering DataRegistering Your Phone Troubleshooting Phone IssuesUsing the Polycom Web Configuration Utility Using the Basic Features of Your Phone Locking and Unlocking the Phone Logging Into Phones Placing CallsTo place a call using the handset Answering Calls Answering When Not in Another Call Answering When in Another Call Ending Calls Using a Headset Enabling Headset Memory ModeSelect Settings Basic Preferences Headset Headset Memory Redialing Numbers Using Electronic HookswitchMultiple Calls on Hold Placing Calls on HoldHosting Conference Calls Setting Up Conference CallsPolycom SoundPoint IP 450 User Guide Managing Conference Calls Polycom SoundPoint IP 450 User Guide Adding Parties to Conference Calls Ending Conference Calls Transferring CallsJoining Conferences Splitting Conference CallsSee Placing Calls on Performing a Consultative TransferForwarding Calls Using Static Forwarding Using Dynamic Forwarding Multiple Lines and Do Not Disturb Press , then select Features Do Not DisturbEnabling Do Not Disturb Managing Incoming CallsSelect Features Contact Directory Distinguishing CallsRejecting Calls Diverting Calls Press , and then select Features Call Lists Missed Calls Using Call ListsAdding Contacts Using Your Contact DirectoryPolycom SoundPoint IP 450 User Guide Editing Contacts Placing Calls to Contacts Deleting ContactsSearching the Corporate Directory Using Your Corporate DirectorySelect Features Corporate Directory Searching for ContactsPolycom SoundPoint IP 450 User Guide Placing Calls From the Corporate Directory Adding Contacts From the Corporate DirectoryManaging Speed Dials To assign a new speed dial key Using Voice Mail Using Multiple and Shared LinesSupporting Multiple Lines Supporting Multiple Call Appearances Supporting Multiple Line Keys Per LinePolycom SoundPoint IP 450 User Guide Supporting Shared Lines Locking and Unlocking the PhoneLocking and Unlocking Your Phone About Your User PasswordPress the Lock soft key. Your phone is locked Press , then select Settings Basic Lock PhoneCalling and Answering from a Locked Phone Logging In and Out of a Phone Logging Into PhonesTo log out of a phone Placing Calls from Phones that are in the Logged Out State Changing Your User PasswordPolycom SoundPoint IP 450 User Guide Using Text Messaging Using the Advanced Features of Your PhoneSelect Features Messages Instant Messages Using Buddy Lists Updating Your Presence SettingsSelect Features Presence My Status Managing Buddies Integrating With Microsoft Live Communications Server Select Features Presence Buddy Status Select Features Presence Buddy Status Privacy ListIntegrating With Microsoft Lync Server Adding Buddies Push-to-Talk Mode Broadcasting Messages Using Push-to-Talk and Group PagingPress the Talk soft key to select a channel to broadcast on Sending PTT BroadcastsPolycom SoundPoint IP 450 User Guide Receiving PTT Broadcasts When You’re Not in an Active Call Receiving PTT BroadcastsReceiving PTT Broadcasts During Active Calls Ending PTT Broadcasts Updating Channel Subscriptions Sending Pages Group Paging ModeReceiving Pages Receiving Pages During Active Calls Receiving Pages When You’re Not in an Active CallChanging Where Pages are Played Accessing Features with Your Login Credentials Restarting Your Phone Updating Your Phone’s ConfigurationSelect Settings Basic Restart Phone Changing the Time and Date Display Customizing Your PhoneChanging the Backlight Brightness Changing the BacklightTo modify the backlight intensity Changing the Backlight Timeout Select Backlight Idle IntensitySelect Maximum Intensity Select Settings Basic Backlight Timeout Select Settings Basic Ring TypeChanging the Ring Type Changing the Language Select Settings Basic Preferences Audible RingerSelect Settings Basic Preferences Language Changing the Audible RingerSelect Settings Basic Preferences Backgrounds Changing the Background PictureSelect Background Prioritize Background Changing the Soft Key Label Color Select Settings Basic Preferences Label ColorMuting the Microphone Adjusting the VolumePolycom SoundPoint IP 450 User Guide Troubleshooting Your Phone Symptom Problem Corrective Action Power and StartupThen select Status Network ControlsLines Line Information. From Access to Screens and SystemsCalling Symptom Problem Corrective Action Brightness on DisplaysTesting Phone Hardware AudioProductivity Suite To test your phone hardware Polycom SoundPoint IP 450 User Guide Polycom UC Software Menu System Page Polycom UC Software Menu System Page Governing Law Service AgreementsPolycom Limited Warranty and Limitation Liability Warranty ExclusiveExclusions Modifications Safety and Compliance Part 15 FCC RulesInstallation Instructions Class B Digital Device or PeripheralRussian Compliance SoundPoint IP Safety and Compliance CE and Vcci MarkAustralia Echo cancellationUse of IP Networks through the Pstn Use of Voice Compression through the PstnUser Guide for the SoundPoint IP 450 Desktop Phone End User License Agreement for Polycom Software Support Services Limitation of Liability Corporate Headquarters Israel OfficeNetherlands Office