Samsung PN43D490A1D E-Manual page 199

Issues
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.
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Solutions and Explanations
•
If connected to a cable box, try to reset the box. (Disconnect and then
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 1080i or 720p.
First, perform a Sound Test to confirm that your TV audio is properly
operating. (go to 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.
English
- Support - Self Diagnosis - Sound Test)
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