User Manual (ENGLISH)
Page 83
...sound. First, check the volume of the Video Adapter. The TV operates erratically. Remote control malfunctions "Check signal cable" message. Check the maximum resolution and the frequency of units connected to your nearest Samsung service center. The image is too low at maximum volume.... turn on the screen. "Not Supported Mode" message. HD channels sometimes broadcast Standard Definition (SD) programming, which can cause black bars. English - 81 Press the SOURCE button. Then, adjust the TV volume accordingly. Unplug the TV for 30 seconds, then try this list of possible problems...
...sound. First, check the volume of the Video Adapter. The TV operates erratically. Remote control malfunctions "Check signal cable" message. Check the maximum resolution and the frequency of units connected to your nearest Samsung service center. The image is too low at maximum volume.... turn on the screen. "Not Supported Mode" message. HD channels sometimes broadcast Standard Definition (SD) programming, which can cause black bars. English - 81 Press the SOURCE button. Then, adjust the TV volume accordingly. Unplug the TV for 30 seconds, then try this list of possible problems...