Troubleshooting 4620/4620SW/4621SW Applications
Problem/Symptom | Suggested Solution (continued) |
Audio quality is poor, specifically, you hear an echo while using a handset, static, sudden silences (gaps in speech), clipped or garbled speech, etc.
Various potential network problems might be causing the problem. Access the Network Audio Quality screen (described in Viewing the Network Audio Quality in Chapter 6: 4620/4620SW/4621SW IP Telephone Options) to provide your System Administrator with specific information related to this problem.
Contact your LAN Administrator with as complete a description of the problem as possible.
No dial tone.
A feature does not work as indicated in this guide (for example, the Redial button does not operate as described).
All other IP phone problems.
Check that both the handset and line cords into the phone are securely connected. Note that there might be a slight operational delay if you unplug and reconnect the phone.
Reset or power cycle the phone with your System Administrator’s assistance. (See the section titled Resetting and Power Cycling the IP Telephone for details.)
Contact your System Administrator if these steps do not produce the desired result.
Verify the procedure and retry. For certain features, you must lift the handset first or place the phone
Contact your System Administrator if this action does not produce the desired result. Your telephone system might have been specially programmed for certain features applicable only to your installation.
Contact your System Administrator.
2 of 2
Troubleshooting 4620/4620SW/4621SW Applications
Problem/Symptom | Suggested Resolution |
|
|
GENERAL: |
|
A feature does not work as indicated in this guide, or does not work as it had previously worked.
You are logging on to a new telephone and your old data and settings are not being displayed.
Verify the procedure and retry.
Check below to troubleshoot the specific application with which you are working.
Ensure that any options have not been changed.
Contact your System Administrator if these actions do not produce the desired result.
Your new telephone is not retrieving data from the same location as your original telephone, or you need to provide a User Name and Password. Follow the procedure in Setting the Automatic Backup Option to administer your current telephone with the necessary parameters. If this procedure does not solve the problem, contact your System Administrator.
1 of 2
Issue 4 November 2006 79