Samsung LED 4500 Series E-Manual page 183

Screen
If there is a problem with the screen, run
Picture Test) to diagnose the issue. If the test fails to identify a problem, there may be a problem with
an external device or the signal strength.
There is something
wrong with the TV.
Component
Connections/Screen
Colour
Screen Brightness
Motion Plus / Blur
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.
Picture Test
If you find that the colour on your Samsung television screen is not correct or the
black and white colours are off, run
Diagnosis Picture Test).
>
If the test results are negative, check the following:
Are the TV's video input connectors connected to the correct external device video
output connectors?
Check other connections as well. If the TV is connected to an external device via a
component cable, check that the Pb, Pr, and Y jacks are plugged into their proper
connectors.
If you find that the colours on your Samsung TV are correct but just a little too
dark or bright, try adjusting the following settings first.
Picture
Navigate to and adjust
Brightness, Sharpness, Colour,
settings.
If you find that there is a blur or "ghost" shadow to the images on your television
screen, you might be able to correct the issue using
Picture Picture Options
>
If your Samsung TV appears to turn off by itself, try disabling some of the TV's
energy efficiency features. Check if
Sleep Timer) has been enabled.
>
save energy after a specified period of inactivity. If the Sleep Timer has not been
No Signal Power Off
enabled, see if
Signal Power Off) or Auto Power Off
Auto Power Off) has been enabled.
If your PC is connected to the TV, check your PC power settings.
Make sure the AC power cord is plugged in securely to the wall outlet and the TV.
When watching TV from an aerial or cable connection, the TV will turn off after
10~15 minutes if there is no signal.
When the TV is turned on, the remote control receiver flashes 5 times before the
screen turns on.
If you find that you are having problems powering on your Samsung television,
there are a number of things to check before calling the service department. If the
power cord is connected properly and the remote control is operating normally, the
problem might be with the aerial cable connection or the cable/satellite box not
being turned on. Check the aerial connection or turn on the cable/satellite box.
Setup (Screen Menu >
Run
Broadcasting Auto Tuning).
>
Store displays are all tuned to digital, HD (high definition) channels.
If you have an analogue cable/set top box, upgrade to a digital set top 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 true HD content.
Cable/Satellite Subscribers: Try HD channels from the channel lineup.
Air/Cable Aerial Connection: Try HD channels after performing the Auto Tuning
operation.
Adjust the cable/satellite box's video output resolution to 1080i or 720p.
Make sure you are watching the TV at the minimum recommended distance based
on the size and definition of the signal.
(Screen Menu >
Try this!
Self Diagnosis
Backlight/Cell Light(applicable models), Contrast,
Tint (G/R)
and other picture quality adjustment
Motion Plus).
>
Sleep Timer
Sleep Timer
automatically turns off the TV to
(Screen Menu >
(Screen Menu >
System > Setup) or Auto Tuning
Support Self Diagnosis
>
(Screen Menu > Support
Motion Plus (Screen Menu >
(Screen Menu > System
System Eco Solution
>
System Eco Solution
>
(Screen Menu >
>
Self
>
Time
>
No
>
>