Troubleshooting - Samsung 4+ Series User Manual

Other Information
If the TV seems to have a problem, first try this list of possible problems and solutions. If none of these troubleshooting tips
apply, visit "www.samsung.com", then click on Support, or call Samsung customer service centre.
Issues
Picture Quality
The TV image does not look as
good as it did in the store.
The picture is distorted:
macroblock error, small block,
dots, pixelization
Colour is wrong or missing.
There is poor colour or
brightness.
There is a dotted line on the
edge of the screen.
The picture is black and white.
When changing channels, the
picture freezes or is distorted or
delayed.
Sound Quality
There is no sound or the sound
is too low at maximum volume.
The picture is good but there is
no sound.
The picture is good but there is
no sound.
The speakers are making an
inappropriate noise.
30
English

Troubleshooting

First of all, please perform the Picture Test and confirm that your TV is properly displaying test image.
(go to MENU - Support - Self Diagnosis - Picture Test) If the test image is properly displayed, the poor
picture may caused by the source or signal.
● If you have an analogue cable/set top box, upgrade to a digital set top box. Use HDMI or Component cables
to deliver SD(Standard definition) picture quality.
● Cable/Satellite subscribers: Try Digital stations from the channel line up.
● Aerial connection: Try Digital stations after performing Auto tuning.
● Adjust the Cable/Set top box video output resolution to 480p.
● Make sure you are watching the TV at the minimum recommended distance based on the size and definition
of the signal.
● Compression of video contents may cause picture distortion especially in fast moving pictures such as sports
and action movies.
● Low signal level or bad quality can cause picture distortion. This is not a TV issue.
● Mobile phones used close to the TV (cca up to 1m) may cause noise in picture on analogue and digital TV.
● If you're using a component connection, make sure the component cables are connected to the correct jacks.
Incorrect or loose connections may cause colour problems or a blank screen.
● Adjust the Picture options in the TV menu. (go to Picture Mode / Colour / Brightness / Sharpness)
● Adjust Energy Saving option in the TV menu. (go to
● Try resetting the picture to view the default picture settings. (go to
● If the picture size is set to Screen Fit, change it to 16:9.
● Change cable/satellite box resolution.
● If you are using an AV composite input, connect the video cable (yellow) to the Green jack of component input
1 on the TV.
● If connected with a cable box, please try to reset the cable box. Reconnect the AC cord and wait until the
cable box reboots. It may take up to 20 minutes.
● Set the output resolution of the cable box to 480p.
First of all, please perform the Sound Test to confirm that your TV audio is properly operating. (go to
MENU - Support - Self Diagnosis - Sound Test)
If the audio is ok, the sound problem may caused by the source or signal.
● Please check the volume of the device (Cable/Sat Box, DVD, Blu-ray etc) connected to your TV.
● If you are using an external device, make sure the audio cables are connected to the correct audio input jacks
on the TV.
● If you are using an external device, check the device's audio output option (ex. you may need to change your
cable box's audio option to HDMI when you have a HDMI connected to your TV).
● Reboot the connected device by reconnecting the device's power cable.
● If you are using an external device, make sure the audio cables are connected to the correct audio input jacks
on the TV.
● If you are using an external device, check the device's audio output option (ex. you may need to change your
cable box's audio option to HDMI when you have a HDMI connected to your TV).
● Reboot the connected device by reconnecting the device's power cable.
● If your TV has a headphone jack, make sure there is nothing plugged into it.
● Check the cable connections. Make sure a video cable is not connected to an audio input.
● For aerial or cable connections, check the signal strength. Low signal level may cause sound distortion.
Solutions and Explanations
MENU - System - Eco Solution - Energy Saving)
MENU - Picture - Reset Picture)