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Troubleshooting
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Troubleshooting
This chapter provides general troubleshooting information to help you solve the problems you
might encounter when using your T46S Skype for Business phone.
For more information or assistance with your new phone, contact your system administrator.
Troubleshooting Solutions
Why is the phone LCD screen blank?
Ensure that the phone is properly plugged into a functional AC outlet.
Ensure that the phone is plugged into a socket controlled by a switch that is on.
If the phone is plugged into a power strip, try to plug it directly into a wall outlet instead.
If the phone is powered from PoE, ensure you use a PoE-compliant switch or hub.
Why does the phone display “Network unavailable”?
Ensure that the Ethernet cable is plugged into the Internet port on the phone and the
Ethernet cable is not loose.
Ensure that the switch or hub in your network is operational.
Contact your system administrator for more information.
Why doesn’t the phone display time and date correctly?
Check if you have configured the phone to obtain the time and date from the SNTP server
automatically. If the phone fails to connect the SNTP server, contact your system administrator
for more information. You can also configure the time and date manually. For more
information, refer to
How can I find the basic information of the phone?
Press the
OK
soft key to check the basic information of the phone when the phone is idle, such
as the IP address and firmware version. For more basic information, refer to
page
How to obtain the MAC address of a phone when the phone is not powered on?
Three ways to obtain the MAC address of a phone:
You can ask your supplier for shipping information sheet which includes MAC addresses
according to the corresponding PO (Purchase Order).
You can find the MAC address on the label of the carton box.
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