Samsung UA40ES6200R E-Manual page 116

must be connected to a wireless
router or modem. If the wireless
router or modem supports DHCP,
your TV can use a DHCP or static IP
address to connect to the wireless
network.
N
Select a channel on the wireless
router or modem that is not currently
being used. If the channel set for the
wireless router or modem is currently
being used by another device nearby,