Polycom IP 4000 SIP Troubleshooting, No Display, Incorrect Display or Bad Contrast, No Dial-Tone

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Troubleshooting

No Dial-Tone

Verify power is correctly applied to the SoundStation® IP 4000 SIP phone:

•Check that the display is illuminated.

•Make sure that the network cable is inserted properly on the bottom of the phone (try unplugging and re- inserting the cable).

No Display, Incorrect Display or Bad Contrast

Verify power is correctly applied to the SoundStation® IP 4000 SIP phone:

• As “No Dial-Tone” above. Verify contrast adjustment:

•Follow the instructions in this User Guide to adjust the contrast to a darker level.

•Reboot the phone to obtain a default level of contrast (follow the instructions in this User Guide).

No Ringing

Verify incoming ring setting and volume level:

•Adjust the ringing level from the front panel using the volume up/ down keys.

•Check that the Ring Type selected in the Settings menu is not the Silent Ring.

Verify successful outbound or inbound calling:

• As “No Display” above.

Verify successful outbound or inbound calling:

•Place a call to the phone under in- vestigation. Check that the display

indicates incoming call informa- tion.

• Press the key. Ensure dial tone is present and place a call to another extension or number. Check that the display changes in response.

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Contents 4000 User GuideContents Part 15 Rules Optional Console Cable Parts ListIntroduction Polycom SoundStation IP 4000 SIPNetwork cable Installing SoundStation IP 4000 SIPConnecting Network and Power Source AC Power Option Power cable Power adapterLED Indicators FeaturesKeys Placing a Call Using SoundStation IP 4000 SIPAnswering a Call General Key Use Call Hold and ResumeMultiple Calls on Hold Microphone MuteTransferring a Call Call TimerLocal Conferencing Splitting a ConferenceCall Forwarding Volume AdjustmentEnding a Call RedialSee also Distinctive Ringing / Call Treatment Time and DateDisplay Contrast Ring TypeEdit Call ListsContact Directory To add or edit a contactAdd Contacts From Corporate Directory To search for a particular contactTo remove a Speed Dial entry Speed DialMultiple Call Appearances To assign John to a Speed Dial entryTo listen to voice messages Shared LinesVoice Mail Distinctive Ringing / Call Treatment Text Messaging Optional Features Phone Reboot Multilingual Support LocalizationTo send a text message Presence / Status / Buddy ListsTo add a contact in the buddy list To view and change Presence settingsNo Ringing TroubleshootingNo Display, Incorrect Display or Bad Contrast No Dial-ToneDisplay shows Network Link is Down Safety and ComplianceNo Response from Feature Key Presses Class B Digital Device or PeripheralIndustry Canada IC Installation InstructionsModifications Plugs Acts as Disconnect DeviceWarranty Exclusive Polycom Limited Warranty and Limitation LiabilityExclusions Governing Law Service AgreementsLimitations of Liability DisclaimerCopyright Notice Polycom, Inc Willow Road Pleasanton, CA 94588-2708 USA