Sony STR-DH540 Operating Instructions Manual page 29

Notes
• 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.
To set up the Auto
Calibration
1
Connect the supplied optimizer
microphone to the AUTO CAL MIC
jack.
2
Set up the optimizer microphone.
Place the optimizer microphone at your
seating position and set it at the same
height as your ears.
Confirm active subwoofer
setup
• When a subwoofer is connected, turn on
the subwoofer and turn up the volume
prior to activating the subwoofer. Turn
the LEVEL to just before the mid-point.
• If you connect a subwoofer with a
crossover frequency function, set the
value to maximum.
• If you connect a subwoofer with an auto
standby function, set it to off
(deactivated).
Note
Depending on the characteristics of the
subwoofer you are using, the setup distance value
may be different from the actual position.
When you connect two
subwoofers to the receiver
If you cannot obtain measurement results
of the "Auto Calibration" function
correctly, depending on the environment,
or you want to make fine adjustments, you
can set up the subwoofers manually. For
details, see "Manual Setup" in the Speaker
Settings menu (page 56).
To cancel Auto Calibration
The Auto Calibration function will be
canceled when you perform the following
during the measurement process:
– Press ?/1.
Optimizer
– Press the input buttons on the remote
microphone
control or turn the INPUT SELECTOR
on the receiver.
– Press
– Press SPEAKERS on the receiver.
– Change the volume level.
– Connect the headphones.
To set up the receiver
manually
See "Adjusting Settings" (page 53).
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