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Troubleshooting
This section contains information on how to solve common operational problems, and warnings
you may receive.
Go through the following lists if you encounter any problems. If this checklist does not solve
the problem, contact your system administrator.
If others have similar problems, there may be a system error.
Operational Problems
Fault
No display
No ringing
Probable cause
The battery level is low or the handset is
defective.
The sound off icon is on, or ringer volume
set to silent, or the handset is defective.
5604 Wireless Handset User Guide
Action or comment
Charge the battery or contact system
administrator.
Long press the Sound off key, or
increase volume, or contact system
administrator.
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