Samsung LT27A750ND-ZA - Manual (Page 275)

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English
Issues Solutions and Explanations
Network Connection
The wireless network connection
failed.
• The Samsung Wireless USB dongle is required to use a wireless
network.
• Make sure the Network Connection is set to Wireless .
• Make sure the TV is connected to a wireless IP sharer (router).
Software Upgrade over the
network fails.
• Run Network Test in the Network menu to confirm the connection.
• If you have the latest Software (SW) version, the SW upgrade will not
proceed.
Others
Purple/green rolling horizontal
bars and buzzing noise from the
TV speakers with a Component
cable connection.
• Remove the left and right audio connections from the set-top-
box. If the buzzing stops, this indicates that the set-top-box has a
grounding issue. Replace the Component video cables with an HDMI
connection.