XONTEL XT-25G, Руководство пользователя

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Troubleshooting
Why is the phone LCD screen blank?
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Ensure your phone is properly plugged into a functional AC outlet.
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Ensure that the phone isn’t plugged into a plug controlled by a switch that is off.
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If the phone is plugged into a power strip, try plugging it directly into a wall outlet instead.
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If your phone is powered from PoE, ensure you use a PoE compliant switch or hub, or contact
your system administrator for more information.
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Check if the power LED is on to ensure that the phone is powered on.
Why does the phone display “Network Unavailable”?
To resolve:
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Ensure that the Ethernet cable is plugged into the Internet port on the phone and the
Ethernet cable is not loose.
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Ensure that the switch or hub in your network is functioning well.
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If the problem still persists, Contact your system administrator for more information.
Why can’t I get a dial tone?
To resolve:
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Check for any loose connections and that the phone has been installed properly. For the
Installation instructions, refer to the phone installation section.
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Check whether dial tone is present on one of the audio modes.
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Switch between the Handset, Headset (if you have) or Hands-Free Speakerphone to check
whether dial tone is present for one of the audio modes.
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If the dial tone exists on another audio mode, connect a different handset or headset to isolate the
problem.
Where to set the tone?
You can set the tone on Web interface:
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Click
Setting→Tones
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Define the dial tone, ringing, busy
tone…