Spectralink 7420 and Spectralink 7440 User Guide
14088700 Version 13
September, 2013
27
Chapter 7 Troubleshooting
Improper function of the handset might be related to the installation of the Spectralink solution or
failures related to the main system. Before declaring a handset for repair be sure that the main
system is operating properly.
The following is a list of the most frequent issues.
Problem
Possible solution
The telephone freezes
Remove and replace the battery pack. Press to turn on the telephone
The telephone does not
ring
Check whether the ringer is SILENT or RINGER VOL. is OFF
The telephone cannot find a
system ID at
SUBSCRIPTION CREATE
Check whether the system is set to allow subscriptions
The telephone cannot
subscribe even if system ID
has been found
Check if Access Code is necessary
It is not possible to turn on
the telephone
Check if battery is connected. If yes, charge the battery
The telephone turns off
when receiving a call and
going off-hook
Charge the battery. If still a problem change the battery as it might be
defective.