Huawei Echolife HG520b

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Chapter 5 Troubleshooting
5.1 Quick Failure Location
Problem Solution
The Power
indicator is not on
z Ensure that the power adapter matches the
HG520b.
z Ensure that the HG520b is connected to the power
supply properly.
z Ensure that the ON/OFF button is pressed.
The LAN
indicator is not on
z Ensure that only the network cable provided with the
HG520b is used.
z Ensure that the cables are connected properly.
z Ensure that the network adapter indicator of your
computer is on.
z Ensure that the network adapter works normally.
Check by the following procedure:
Right-click My Computer to select Properties;
Select Hardware > Device Manager;
Check whether there are devices with the mark of ?
or ! under Network Adapters.
If such devices are found, uninstall and then
re-install them, or change a slot for the network
adapter. If the problem persists, change the network
adapter.