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TroubleshootingTroubleshooting
TroubleshootingTroubleshooting
Troubleshooting
If your phone is not functioning as it should, try first to find the fault in the following table.
The following tips should help you correct the fault:
Problem Possible cause Remedy
No dialling tone. The connection cord of the Unplug it and
phone is not plugged in correctly plug it in again
No ringing signal is heard The connection type (operation For operation with a PBX,
after dialling. with a PBX) is incorrectly set. your telephone must be set
to the right connection type.
The phone does not Power cut: phone is set for Deactivate emergency
offer full functionality emergency operation mode
No dialling tone. ISDN installation faulty Contact your
Display shows: No termination resistance on network provider
»Install. Error«. S-bus or network fault.
➭
Even if you have followed all the instructions correctly, faults may occur which are caused
by the exchange or installation errors.
CareCare
CareCare
Care
Your phone is designed for a long, maintenance-free life.
Please note
• Do not dismantle the phone or attempt to repair it yourself.
• Clean the phone exterior at regular intervals. Use a damp, fluff-free cloth. For stubborn stains
dab some dishwashing liquid on the cloth. Do not use abrasive cleaning agents or solvents
since they can damage the housing surface. Make sure no liquid seeps into the phone when
cleaning it.
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