Samsung UN55MU6500F e-Manual

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There Is a Problem with the Picture
When the TV has trouble with the picture, these steps may help resolve the problem.
Testing the picture
     
Settings
   
Support
   
Self Diagnosis
   
Start Picture Test
Before you review the list of problems and solutions below, use 
Start Picture Test
 to determine if the problem is 
caused by the TV. 
Start Picture Test
 displays a high definition picture you can examine for flaws or faults.
The problem
Try this!
Flickering and Dimming
If your Samsung Television is flickering or dimming sporadically, you may need to disable some 
of the energy efficiency features. Disable 
Power Saving Mode
 (
     
Settings
   
General
 
 
Eco Solution
   
Power Saving Mode
), 
Ambient Light Detection
 (
     
Settings
   
General
   
Eco Solution
   
Ambient Light Detection
), or 
Motion Lighting
 (
     
Settings
 
 
General
   
Eco Solution
   
Motion Lighting
).
Component Connections/
Screen Color
If the color on your Samsung television screen is not correct or the black and white colors are 
off, run 
Start Picture Test
 (
     
Settings
   
Support
   
Self Diagnosis
   
Start Picture 
Test
).
If the test results indicate that the problem is not caused by the TV, do the following:
 
● Confirm that the video input connectors are connected to the correct external device video 
output connectors.
 
● Check the other connections as well. If the TV is connected to an external device via 
a component cable, confirm that the Pb, Pr, and Y jacks are plugged into their proper 
connectors.
Screen Brightness
If the colors on your Samsung TV are correct but just a little too dark or bright, try adjusting 
the following settings first.
 
● Select 
     
Settings
   
Picture
   
Expert Settings
 and adjust the 
Backlight
Contrast
Brightness
Sharpness
Color
, or 
Tint (G/R)
 settings.
Ghosting, Blurring, or 
Juddering
If you notice ghosting or blurring on the screen, use the 
Auto Motion Plus Settings
 function 
(
     
Settings
   
Picture
   
Expert Settings
   
Auto Motion Plus Settings
) to resolve 
the issue.
Unwanted Powering Off
If your Samsung TV appears to turn off by itself, try disabling some of the TV's energy efficiency 
functions. See if 
Sleep Timer
 (
     
Settings
   
General
   
System Manager
   
Time
 
 
Sleep Timer
) has been enabled. The 
Sleep Timer
 automatically turns the TV off after a 
specified period of time. If the Sleep Timer has not been enabled, see if 
Auto Power Off
 (
   
 
Settings
   
General
   
Eco Solution
   
Auto Power Off
) has been enabled and disable it.
Problems Powering On
If you are having problems powering on your Samsung television, 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 or satellite box, confirm 
that it is plugged in and turned on.