Samsung PN51E490B4FXZA E-Manual page 58

The check list for wireless network connection failure
When wireless network connection failed, try to apply the following information to
each issue,
Wireless network
connection failed.
Unable to connect to
wireless router.
IP auto setting failed.
®
No wireless router selected. Go to Network Settings to select your
router.
• Check that the router is turned on, and if it is on, try turning it off and on
again.
• Check if you need to enter a security key to use the router.
• Try the following to set your IP address automatically or set your IP
address manually by selecting _P Settings.
,, Ensure DHCP server is enabled on router and unplug and re-plug-in the
router.
• Check if you need to enter a security key to use the router.
• Contact your Internet Service Provider for more information.