6.Troubleshooting
Issue 1：The LCD does not light up
Check the AC power adapter. Make sure it is the one provided in your package.
Check the power outlet. Make sure that the power that outlet you are plugging your
device into is working. Try to plug a different device into the socket to make sure it has
power.
Issue 2：No signal tone heard from the handset
Check the connection cord between the handset and the phone. Make sure it is
connected properly.
Issue 3：Cannot access the web interface
Check the connection between the PC port of the device and the network port of the
computer. Make sure it is fine.
Check whether the IP address of the device is correct.
If it is LAN, please make sure there is no IP address collision with other devices on the
network.
Issue 4：Cannot call out
Please see the network connection status of device, if it is exception, and then check the
connection of network.
If the network connection is normal, please check whether the device has registered
successfully.
If the network connection and the registered are both normal, please confirm whether
the dial rule is correct, or please communicate with the service operator.
