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Sony STR-DN1020 Operating Instructions Manual Page 39

Multi channel av receiver.
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The DCAC is designed to achieve proper
sound balance for your room. However, you
can adjust the speaker levels manually
according to your preference. For details, see
"Test Tone" (page 93).
Before you perform Auto
Before you perform Auto Calibration, check
the following items.
• Set up and connect the speakers (page 19,
• Connect only the supplied optimizer
microphone to the AUTO CAL MIC jack.
Do not connect any other microphones to
this jack.
• Set the "SB Assign" to "BI-AMP" in the
Speaker Settings menu if you use
bi-amplifier connection (page 88).
• Set the "SB Assign" to "Speaker B" in the
Speaker Settings menu if you use speakers
front B connection (page 37).
• Make sure the speaker output is not set to
"SPK OFF" (page 38).
• Make sure that you are not using PARTY
STREAMING function (page 77).
• Disconnect the headphones.
• Remove any obstacles in the path between
the optimizer microphone and the speakers
to avoid measurement errors.
• Get accurate measurement by making sure
the environment is free from noise and quiet.
• The speakers emit very loud sound during the
calibration and the volume cannot be adjusted.
Provide consideration to your neighborhood and to
the children in presence.
• If the muting function has been activated before
you perform Auto Calibration, the muting function
will shut off automatically.
• The correct measurements may not be able to take
or Auto Calibration cannot be performed when
special speakers, such as dipole speakers are used.
Setting up the Auto Calibration
Example of using surround back
Select the speaker pattern
(page 37).
If you connect front high speakers, select
the speaker pattern that has front high
speakers (5/x.x or 4/x.x) each time
you perform Auto Calibration.
Otherwise, the characteristics of the front
high speakers cannot be measured.
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.
Optimizer microphone


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