Poor picture
•Adjust chroma, brightness and contrast in the menu�
•Check the signal cable�
Audio not working properly
No sound
•Check the mute key�
•Adjust the volume�
•Check the audio cable�
One speaker
•Adjust the sound balance in the menu�
•Check the setting in sound control panel of the computer�
•Check the audio cable�
VGA-OUT
silence
•Check if the earphone is properly connected�
PMB554H847,707,657_QSG_ EN_no TV.indd 33 2013/10/15 14:29:07
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