LG 86BH5C Owners Manual - Page 25
Control Panel - Display - Settings - Color Table menu in Windows., The audio function does not work.
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25 ENGLISH The audio function does not work. No sound? Problem Sound is too dull. Sound is too low. Action •• See if the audio cable is connected properly. •• Adjust the volume. •• See if the sound is set properly. •• Select the appropriate equalizer sound. •• Adjust the volume. Screen color is abnormal. Problem Action Screen has poor color resolution (16 colors). •• Set the number of colors to more than 24 bits (true color). Select Control Panel - Display - Settings - Color Table menu in Windows. Screen color is unstable or mono-colored. •• Check the connection status of the signal cable. Or, re-insert the PC graphics card. Do black spots appear on the screen? •• Several pixels (red, green, white, or black color) may appear on the screen, which can be attributable to the unique characteristics of the LCD panel. This is not a malfunction of the LCD. The operation does not work normally. Problem The power suddenly turned off. Action •• Is the Timer set? •• Check the power control settings. Power interrupted.