Yamaha MusicCast AVENTAGE RX-A4A User Manual page 45

PREPARATIONS > How to place speakers (speaker systems)
NOTE
When installing the front presence speakers on the ceiling above the listening position, or when using Dolby Enabled speakers as
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the front presence speakers, the front presence speaker layout settings must be changed.
You can also connect up to 2 subwoofers (with built-in amplifier) to the unit. Two subwoofers connected to the unit output the
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same sounds.
When using only one subwoofer, you can place it either in the left or right side.
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Related links
"Speaker requirements" (p.65)
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"Setting the layout of the front presence speakers" (p.206)
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