Troubleshooting - Samsung SyncMaster 3 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 contact a Samsung customer service center.
Issues
Poor picture
The TV image does not look as good as it
did in the store.
The picture is distorted: macroblock error,
small block, dots, pixelization.
There is poor color 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 Problem
There is no sound or the sound is too low
at maximum volume.
The picture is good but there is no sound.
The speakers are making an inappropriate
noise.
No Picture, No Video
The TV will not turn on.
The TV turns off automatically.
There is no picture/video.

Troubleshooting

Solutions and Explanations
First of all, please perform the Picture Test and confirm that your TV is properly displaying the test image.
• go to MENu - Support - Self Diagnosis - Picture Test
If the test image is properly displayed, the poor picture may be caused by the source or signal.
• If you have an analog Cable/Set top box, upgrade to a digital set top box. Use HDMI to deliver HD
(high definition) picture quality.
• Cable/Satellite subscribers: Try HD stations from the channel line up.
• Air/Cable Antenna connection: Try HD stations after performing Auto program.
✎
Many HD channels are up scaled from SD(Standard Definition) contents.
• Adjust the Cable / Set top box video output resolution to 1080i or 720p.
• Compression of video contents may cause picture distortion, especially in fast moving pictures such
as sports and action movies.
• Low signal level can cause picture distortion. This is not a TV problem.
• Mobile phones used close to the TV (up to 3.3 ft) may cause noise in picture on analog and digital TV.
• Adjust the Picture options in the TV menu. (go to Picture Mode / Color / Brightness / Sharpness)
• Adjust Energy Saving option in the TV menu. (go to
Saving)
• Try resetting the picture to view the default picture setting. (go to
• If the picture size is set to Screen Fit, change it to 16:9.
• Change cable/Set top box resolution.
• If you are using an AV composite input, connect the video cable (yellow) to the Green jack of
component input on the TV.
• If connected to a cable box, please try to reset it. (reconnect the AC cord and wait until the cable box
reboots. It may take up to 20 minutes)
• Set output resolution of the cable box to 1080i or 720p.
First of all, please perform the Sound Test to confirm that your TV audio is properly operating.
• go to - Support - Self Diagnosis - Sound Test
MENu
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 a DVI to HDMI cable, TV set not support audio.
• Reboot the connected device by reconnecting the device's power cable.
• For Antenna or Cable connections, check the signal information. Low signal level may cause sound
distortion.
• Perform the Sound Test as explained above.
• Make sure the AC power cord is securely plugged into the wall outlet and the TV.
• Make sure the wall outlet is working.
• Try pressing the POWEr button on the TV to make sure the problem is not the remote control.
If the TV turns on, refer to 'Remote control does not work' below.
• Ensure the Sleep Timer is set to Off in the System menu.
• 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 antenna or cable connection, the TV will turn off after 10 - 15 minutes if
there is no signal.
• Check cable connections. (remove and reconnect all cables connected to the TV and external
devices).
• Set your external device's (Cable/Set top box, DVD, Blu-ray etc) video outputs to match the
connections to the TV input. For example, if an external device's output is HDMI, it should be
connected to an HDMI input on the TV.
• Make sure your connected devices are powered on.
• Be sure to select the TV correct source by pressing the
• Reboot the connected device by reconnecting the device's power cable.
MENu - System - Eco Solution - Energy
MENu - Picture - reset Picture)
SOurCE button on the remote control.
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