Adjust sound settings for dvd and make sure there right as well as tv settings
If that doesn't work try thios reset.
Performing a Power Cycle
Step 1
Locate the power supply for the TV and unplug it from the electrical outlet.
Step 2
Press and hold the "Power" button on the TV for 60 seconds.
Step 3
Plug the power supply of the TV back into the wall and press the "Power" button to restart the TV.
Perform a Factory Reset
Step 1
Turn the television on.
Step 2
Press and hold the reset button on the remote control. If your remote control doesn't have a reset button, press and hold the up arrow.
Step 3
Press the "Power" button on the front panel of the television while holding the reset or up arrow button on the remote.
Step 4
Release the reset or up arrow button on the remote and follow the setup instructions on the screen.
flyatyou66, June 2014
