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9: Calibrating The Appropriate Speaker Settings Automatically (auto Calibration) - Sony STR-DA3300ES Operating Instructions Manual

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9: Calibrating the
appropriate speaker
settings automatically
(Auto Calibration)
The DCAC (Digital Cinema Auto Calibration)
function allows you to perform automatic
calibration, such as checking the connection
between each speaker and the receiver,
adjusting the speaker level, and measuring the
distance of each speaker from your seating
position automatically. Refer also to "Quick
Setup Guide" supplied with the receiver.
Before you perform the auto
Before you perform the auto calibration, set up
and connect the speakers (page 15-18).
• The AUTO CAL MIC jack is used for the
supplied optimizer microphone only. Do not
connect other microphones. Doing so may
damage the receiver and the microphone.
• During the measurement, the sound that
comes out of the speakers is very loud. The
volume of the sound cannot be adjusted. Pay
attention to the presence of children or to the
effect on your neighborhood.
• Perform the measurement in a quiet
environment to avoid the effect of noise and
get a more accurate measurement.
• If there are any obstacles in the path between
the optimizer microphone and the speakers,
the calibration cannot be performed
correctly. Remove any obstacle from the
measurement area to avoid measurement
• When you use a bi-amplifier connection, set
"Sur Back Assign" to "BI-AMP" in the
Speaker settings menu before you perform
auto calibration.
• The auto calibration function does not work if
headphones are connected.
• Cancel MUTING if it is set to on.
Connect the supplied optimizer
microphone to the AUTO CAL
MIC jack.
Set up the optimizer
Place the optimizer microphone at your
seating position. Use a stool or tripod so
that the optimizer microphone remains at
the same height as your ears.
On setting up the active sub
• When a sub woofer is connected, turn on the
sub woofer and turn up the volume
beforehand. Turn the MASTER VOLUME
knob to just before the mid-point.
• If you connect a sub woofer with the
crossover frequency function, set the value
to maximum.
• If you connect a sub woofer with an auto
standby function, set it to off (deactivated).
Optimizer microphone


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