Operational errors and status messages
The table described identifies some of the possible operational problems that might be
encountered after successful installation of the phone. The user guide for a specific phone model
also contains troubleshooting for users having problems with specific phone applications.
Possible operational error conditions
Condition Cause/Resolution
During Craft procedure access,
display freezes at prompt "Press *
to program"
Cause: Craft access has failed; phone cannot operate.
Resolution: Unplug the phone, then plug it in again to reset.
After Login, the progress bar
shows just a few completed bars
and stops moving.
Cause: Login has failed.
Resolution: Check that the LAN and File servers are operating
correctly. Re-attempt login.
The phone continually reboots, or
reboots continuously about every
15 minutes.
Cause: The phone cannot find the call server.
Resolution: Ensure that SIP_CONTROLLER_LIST is administered
either manually or through DHCP or HTTP, as appropriate.
The message light on the phone
turns on and off intermittently, but
the phone never registers.
Cause: This is a hardware fault.
Resolution: The phone must be returned to Avaya for repair.
The phone stops working in the
middle of a call.
No lights are lit on the phone and
the display is not lit.
Cause: Loss of power.
Resolution: Check the
connections between the phone,
the power supply, and the power
jack.
Phone might have gone through
the restarting sequence.
Cause: Loss of path to the call
server or the other party’s phone,
DHCP Lease expired, or DHCP
server not available when phone
attempts to renegotiate DHCP
lease.
Resolution: Check the
connections between the phone,
the power supply, and the power
jack.
The phone was working, but does
not work now.
No lights are lit on the phone and
the display is not lit.
Cause: Loss of power.
Resolution: Check the
connections between the phone,
the power supply, and the power
jack.
Table continues…
Operational errors and status messages
January 2020 Installing and Administering Avaya 9601/9608/9611G/9621G/9641G/9641GS IP
Deskphones SIP 145
Comments on this document? infodev@avaya.com