Sony HT-A5000M Help Manual page 129

Help Guide
Sound Bar
HT-A5000/A5000M
The surround effect cannot be obtained.
Depending on the combination of the setting of SOUND FIELD and input signal, surround sound processing may not
work effectively. The surround effect may be subtle, depending on the program or disc.
To play multi-channel audio, check the digital audio output setting on the device connected to the speaker system.
For details, refer to the operating instructions of the connected device.
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