Yamaha RX-V667 Owner's Manual page 33

This unit is equipped with a Yamaha Parametric Room Acoustic Optimizer (YPAO) that adjusts the status, size, and volume balance of the speakers in order to provide an optimal sound field. Using
YPAO allows you to automatically configure settings, such as adjusting speaker output and acoustic parameters to suit your listening room (the room in which this unit is placed). _}_
When using YPAO, a test tone will be output from the speakers
for approximately 3 minutes to measure acoustics. Be aware of
the following when using YPAO.
• The test tone is output at high volume. Refiain fiom using this
function at night when it may be a nuisance to others.
• Take care that the test tone does not fiighten small children.
YPAO operations can be viewed on the front panel display or
TV screen.
Check the following before using YPAO.
This unit
• The headphones are removed.
TV
• This unit is connected to the TV correctly.
• The power is turned on.
• The video input to which the video output fiom this unit has been
selected.
Subwoofer
• The power is turned on.
• Volume is set to approximately hall. and the cross-over fiequency (if
present) is set to maximum.
Subwoofer examples
Place the supplied YPAO microphone at ear height in
your listening position.
Face the head of the YPAO nficrophone upwards.
YPAO microphone
When positioning the microphone, we recommend that you use
equipment that allows you to adjust the height (such as a tripod)
as a microphone stand. When using a tripod, use the tripod
screws to fix the microphone in place.
#_ Switch this unit on.
"ibj_ : When you have changed the mnnber ol speakers or the locations in which they
are inslalled, first use YPAO lo adjust lhe speaker balance.
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