Troubleshooting - Fortinet FON-480 User Manual

Troubleshooting

Troubleshooting
The following chapter contains a list of common problems and their solutions.
Symptoms
Display is blank
Phone not obtaining an IP address
Phone will not register
No audio during a call
Fortinet 3.0.2 FON-480 User Guide
Fortinet Technologies Inc.
Corrective Actions
Confirm the phone's power source.
1. If you are using the power adapter:
Ensure it is plugged in. If it still doesn't
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work, replace the power adapter.
2. If you are using Power over Ethernet (PoE):
Ensure your Ethernet cable is plugged into
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the INTERNET port on the back of your
phone.
Ensure the POE switch is properly
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configured. If it still doesn't work, replace
the Ethernet cable.
The DHCP server is not responding.
1. Ensure your DHCP server is online. This is
typically your router.
2. Reboot the router or DHCP server.
3. If you are still experiencing issues, the phone
may require advanced network configuration.
Contact your administrator.
Your phone is not registered.
1. Run the Diagnostic Report under Menu > Tool
to see where an issue may be occurring.
2. On the Extension page of the FortiVoice
interface, ensure the MAC address is correctly
entered and the Phone Type is FON-480. Save
your configuration and reboot the phone.
3. If phone is configured as an external extension,
ensure the Provisioning server is correct under
Menu > Setting > Provisioning .
4. If your phone is configured as an external
extension, check the network connection and
firewall settings at the phone system location
1. Check the handset/headset connections.
2. Make sure the phone is properly registered with
the phone system.
3. If your phone is configured as an external
extension, check the network connection and
firewall settings at the phone system location.
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