LG 50PS80 Owner's Manual (English) - Page 171
Sound muted? Press MUTE button., Picture OK & No sound
UPC - 719192175266
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Audio Problems Picture OK & No sound I Press the VOL or VOLUME button. I Sound muted? Press MUTE button. I Try another channel. The problem may be with the broadcast. I Are the audio cables installed properly? No output from one of the speakers Unusual sound from inside the product I Adjust Balance in menu option. I A change in ambient humidity or temperature may result in an unusual noise when the product is turned on or off and does not indicate a fault with the product. No sound when connecting HDMI/USB I Check HDMI cable over version 1.3. I Check USB cable over version 2.0. I Use normal MP3 file. *This feature is not available for all models. PC Mode Problems I Adjust resolution, horizontal frequency, or vertical frequency on the PC. The signal is out of range I Check the input source. Vertical bar or stripe on background & Horizontal Noise & Incorrect position I Activate the Auto configure feature or adjust size, phase, or H/V position. (Option) Screen color is unstable I Check the signal cable. or single color I Reinstall the PC video card. When connecting the HDMI cable to the PC, there is no audio. I Check the manual for the video card in the PC to see if it supports HDMI audio and how to set it up properly. APPENDIX 171