Samsung NU7090 series E-Manual page 113

The problem
Unwanted Powering Off
Problems Powering On
Unable to find a Channel
The TV image does not
look as good as it did in
the store.
The picture is distorted.
The color is wrong or
missing.
If your TV appears to turn off by itself, try disabling some of the TV's energy efficiency
functions.
See if Sleep Timer has been enabled. The
specified period of time.
● Settings
If the Sleep Timer has not been enabled, see if
and disable it.
● Settings
● Settings
If you are having problems powering on your TV, there are a number of things to check before
calling the service department.
Confirm that the TV's power cord is connected correctly at both ends and that the remote
control is operating normally.
Make sure that the antenna cable or cable TV cable is firmly connected.
If you have a cable box or satellite box, confirm that it is plugged in and turned on.
If your TV is not connected to a cable box or satellite box, run
● Settings
Store displays are tuned to a digital HD channel.
If you have an analog cable box or satellite box, upgrade to a digital cable box or satellite box.
Use HDMI or Component cables to deliver HD (high definition) picture quality.
Many HD channels are upscaled from SD (Standard Definition) content. Look for a channel that
is broadcasting HD content.
● Cable/Satellite Subscribers: Try HD channels from the channel lineup.
● Air/Cable Antenna Connection: Try HD channels after running the
● Settings
Adjust the cable box or satellite box's video output resolution to 1080i or 720p.
The compression of video content may cause picture distortions, especially in fast moving
pictures from sports programs and action movies.
If the signal reception is weak or poor, screen distortion may be visible but it is not a
malfunction.
Mobile phones used close to the TV (within 3.2 ft) may cause noise on analog and digital
channels.
If you're using a Component connection, make sure that the Component cables are connected
to the correct jacks.
Incorrect or loose connections may cause color problems or a blank screen.
Try this!
Sleep Timer
General System Manager
Auto Power Off
General Eco Solution
General System Manager
Broadcasting Auto Program
Broadcasting Auto Program
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automatically turns the TV off after a
Time Sleep Timer
or Off Timer has been enabled
Auto Power Off
Time Off Timer
Auto Program.
Auto Program function.