LG 55EA8800 Owner's Manual page 49

Additional points to check when using a wireless connection
1
Check the password for the wireless connection in the
AP (Router) settings window.
2
Change the AP (Router) SSID (network name) or the
wireless channel.
Check the AP (Router) or consult your
Internet service provider.
When an app ears on TV and Gateway, but an X on DNS.
1
Unplug the power cord of the AP (Router), cable modem
and try to connect after 5 seconds.
2
Initialize (Reset) the AP (Router) or cable modem.
3
Contact internet companies or AP (Router) companies.
When an appears on TV, Gateway and DNS,
but an X on Internet.
1
Unplug the power cord of the AP (Router), cable modem
and try to connect after 5 seconds.
2
Initialize (Reset) the AP (Router) or cable modem.
3
Check that the MAC address of the TV/AP (Router) is
registered with your Internet service provider. (The MAC
address displayed on the right pane of the network status
window should be registered with your Internet service
provider.)
4
Check the AP (Router) manufacturer's website to make
sure your router has the latest firmware version installed.
SMART TV Quick Setup Guide