Sony HT-A3000 Help Manual page 107

Help Guide
Sound Bar
HT-A3000
The picture on the TV screen is distorted.
Interference of the wireless function between the TV/other wireless devices and the speaker system may have
occurred. Install the speaker system far away from the TV/other wireless devices.
There is an interference of the frequency band between the wireless LAN and the wireless connection of the optional
speakers. Switch the band of the wireless LAN connection of the TV or device that is playing an image to 2.4 GHz.
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