Sony STRDG820 Operating Instructions - Page 31

: Calibrating the appropriate settings automatically (AUTO CALIBRATION), AUTO CALIBRATION - microphone

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Getting Started 8: Calibrating the appropriate settings automatically (AUTO CALIBRATION) This receiver is equipped with DCAC (Digital Cinema Auto Calibration) Technology which allows you to perform automatic calibration as follows: • Check the connection between each speaker and the receiver.a) • Adjust the speaker level. • Measure the distance of each speaker from your listening position.a) • Measure the speaker size.a) • Measure the speaker polarity. • Measure the frequency characteristics.a)b) a)The measurement result is not utilized in the following cases. - ANALOG DIRECT is selected. b)The measurement result is not utilized in the following cases. - Dolby TrueHD signals with a sampling frequency of more than 96 kHz are being received. - PCM signals with a sampling frequency of more than 96 kHz are being received. The DCAC is designed to obtain proper sound balance in your room. However, you can adjust the speaker levels and balance manually according to your preference. For details, see "9: Adjusting the speaker levels and balance (TEST TONE)" (page 37). Before you perform Auto Calibration Before you perform the Auto Calibration, set up and connect the speakers (page 16, 17). • The AUTO CAL MIC jack is used for the supplied optimizer microphone only. Do not connect other microphones to this jack. Doing so may damage the receiver and the microphone. • During the calibration, 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 Auto Calibration 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 obstacles from the measurement area to avoid measurement error. Notes • The Auto Calibration function does not work in the following cases. - SPEAKERS (OFF/A/B/A+B) is set to off. - Headphones are connected. • If you activate the muting function during Auto Calibration, the muting function will automatically be set to off. ON/STANDBY POWER SPEAKERS (OFF/A/B/A+B) TONE MODE TONE TUNING MODE TUNING PHONES VIDEO 2 IN/PORTABLE AV IN VIDEO L AUDIO R AUTO CAL MIC DISPLAY INPUT MODE INPUT SELECTOR MEMORY/ ENTER DIMMER 2CH/ A.DIRECT A.F.D. MOVIE MUSIC MASTER VOLUME Optimizer microphone AUTO CAL MIC continued 31US

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31
US
Getting Started
8: Calibrating the
appropriate settings
automatically
(AUTO CALIBRATION)
This receiver is equipped with DCAC (Digital
Cinema Auto Calibration) Technology which
allows you to perform automatic calibration as
follows:
•
Check the connection between each speaker
and the receiver.
a)
•
Adjust the speaker level.
•
Measure the distance of each speaker from
your listening position.
a)
•
Measure the speaker size.
a)
•
Measure the speaker polarity.
•
Measure the frequency characteristics.
a)b)
a)
The measurement result is not utilized in the
following cases.
–
ANALOG DIRECT is selected.
b)
The measurement result is not utilized in the
following cases.
–
Dolby TrueHD signals with a sampling
frequency of more than 96 kHz are being
received.
–
PCM signals with a sampling frequency of more
than 96 kHz are being received.
The DCAC is designed to obtain proper sound
balance in your room. However, you can
adjust the speaker levels and balance manually
according to your preference. For details, see
“9: Adjusting the speaker levels and balance
(TEST TONE)” (page 37).
Before you perform the Auto Calibration, set
up and connect the speakers (page 16, 17).
•
The AUTO CAL MIC jack is used for the
supplied optimizer microphone only. Do not
connect other microphones to this jack.
Doing so may damage the receiver and the
microphone.
•
During the calibration, 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 Auto Calibration 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 obstacles from the
measurement area to avoid measurement
error.
Notes
• The Auto Calibration function does not work in the
following cases.
–
SPEAKERS (OFF/A/B/A+B) is set to off.
–
Headphones are connected.
• If you activate the muting function during Auto
Calibration, the muting function will automatically
be set to off.
Before you perform Auto
Calibration
AUTO CAL MIC
Optimizer microphone
continued