Samsung PN51E6500EFXZA - Manual (Page 128)

Menu
→
Network
→
Network Status
You can check the current network and
Internet status.
If the wired network connection failed...
●
No network cable found.
Check if your network cable is plugged
in. If it is connected, make sure that
the router is turned on. If it is on, try
turning if off and on again.
●
IP auto setting failed.
Try the following to set your IP address