Yamaha RX-V571 Owner's Manual page 66

_1 Subwoofer
Set whether or not to use a subwoofer.
Settings
Select this when a subwoofer is connected to the unit. During playback,
Use (Default) the subwoofer will produce audio from the LFE (low-frequency effect)
channel and bass audio from other channels.
Select this when no subwoofer is connected to the unit. The front
None
speakers will produce bass frequency audio.
"Phase," "Bass Cross Over" and "Extra Bass" can be set only when "Subwoofer" is set
to "Use."
Phase
Settings
Normal (Default)
Reverse
Does not change the subwoofer phase.
Reverses the subwoofer phase.
• If the bass audio is lacking or unclear, the audio may be improved by changing the phase of the subwoofer.
Bass Cross Over
Sets the lower limit of the low-frequency component output from speakers set to "Small."
Audio with a frequency below that limit will be produced from the subwoofer or the front
speakers.
Settings
40 Hz, 60 Hz, 80 Hz (Default), 90 Hz, 100 Hz, 110 Hz, 120 Hz, 160 Hz, 200 Hz
Extra Bass
Specifies a speaker to produce the front channel low-frequency components.
Settings
Depending on the size of the front speakers, either the front speakers or
Off (Default) the subwoofer produce the front channel low-frequency components.
The subwoofer and the front speakers produce the front channel low-
On
frequency components.
Distance
Separately adjusts the timing at which each speaker produce audio so that sounds from
the speaker reach the listening position at the same time.
Submenu
Meter Shows units of bngth in meters.
Feet Shows units of length in feet.
• The default setting of units of length differs depending on your country or region.
Choices
Front L, Front R, Center, Surround L, Surround R, Surround Back L, Surround Back R, Subwoofer
Setting range
0.30 m to 24.00 m (1.0 ft to 80.0 ft) *In 0.05 m (0.2 ft) increments
Default setting
3.00 m (10.0 ft)
Level
Separately adjusts the volume of each speaker.
Choices
Front L, Front R, Center, Surround L, Surround R, Surround Back L, Surround Back R, Subwoofer
Setting range
-10.0 dB to +10.0 dB (0.5 dB increments)
Default setting
0,0 dB
• When "Front" is set to "SmalU' "Extra Bass" is automatically set to "Off."
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