Using Auto Calibration; Before Perform Auto Calibration - Sony STR-DH820 Operating Instructions Manual

Selecting the front speaker
You can select the front speakers you want to
drive.
Be sure to use the buttons on the receiver to
perform this operation.
SPEAKERS
Press SPEAKERS repeatedly to
select the front speaker system
you want to drive.
You can confirm the selected speakers
terminals by checking the indicator on the
display panel.
Indicators Selected speakers
SP A The speaker connected to the
SPEAKER FRONT A terminals.
SP B* The speaker connected to the
SPEAKER SURROUND BACK/
FRONT HIGH/BI-AMP/FRONT B
terminals.
SP A B* The speaker connected to both the
SPEAKER FRONT A and
SPEAKER SURROUND BACK/
FRONT HIGH/BI-AMP/FRONT B
terminals (parallel connection).
"SPK OFF" appears on the display
panel.
No audio signals are output from any
speaker terminals.
* To select "SP B" or "SP A B", set the "SB Assign"
to "Speaker B" in the Speaker Settings menu
(page 35).
Note
This setting is not available when headphones are
connected.
GB
36
Using AUTO
CALIBRATION
This receiver is equipped with DCAC (Digital
Cinema Auto Calibration) function which
allows you to perform automatic calibration as
follows:
• Check the connection between each speaker
and the receiver.
• Adjust the speaker level.
• Measure the distance of each speaker from
your seating position.*
• Measure the speaker size.*
• Measure the frequency characteristics.*
* The measurement result is not utilized when
"A. DIRECT" is selected.
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 70).
Before you perform Auto
Calibration
Before you perform Auto Calibration, check
the following items.
• Set up and connect the speakers (page 19,
21).
• 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 65).
• Set the "SB Assign" to "Speaker B" in the
Speaker Settings menu if you use speakers
front B connection (page 35).
• Make sure the speaker output is not set to
"SPK OFF" (page 36).
• Disconnect the headphones.