LG ProBeam BU70QGA 7000-Lumen 4K Laser SmProjector - Manual (Page 138)

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Troubleshooting Sound Issues
Please check the list below when you experience the following symptoms during use of the product. It may not be a
failure.
The screen is fine, but it does not play any sound.
• See if the audio cable is connected properly.
• Adjust the volume of the product or external device.
• See if the sound is set properly.
Sound is too dull.
• Select the appropriate equalizer sound.
Sound is too low.
• Adjust the volume of the product or external device.
There is no sound coming from one of the speakers.
• Adjust the balance as necessary with the Navigation button in [Sound] [Sound Mode]
[Balance].