Sony STR-ZA810ES Manual page 56

If the Easy Setup screen does not appear or you want to display the Easy Setup screen
manually, you can display it by selecting [Setup] - [Easy Setup] from the home menu.
[47] Preparation Performing Auto Calibration
1. About Auto Calibration
Auto Calibration 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. (*1)
Measure the speaker size. (*1)
Measure the frequency characteristics (EQ). (*1)
Measure the frequency characteristics (Phase). (*1)(*2)
The measurement result is not utilized when [Direct] is selected for the sound field setting and an analog input is
*1
selected.
*2 The measurement result may be not utilized, depending on the audio formats.
Note
The D.C.A.C. is designed to achieve proper sound balance for your room. However, you can adjust
the speaker levels manually according to your preference using [Test Tone] in the [Speaker Settings]
menu.
[48] Preparation Performing Auto Calibration
2. Before you perform Auto Calibration
Before you perform Auto Calibration, check the following items:
Set up and connect the speakers.
Do not connect any microphones other than the supplied calibration microphone to the
CALIBRATION MIC jack.
If using a bi-amplifier connection or a front B speaker connection, set the assignment for the
SPEAKERS SURROUND BACK/HEIGHT terminals properly.
Set the speaker output to a setting other than [SPK OFF].
Disconnect the headphones.
Remove any obstructions between the calibration microphone and the speakers.
For accurate measurement, make sure the environment is quiet and free from noise.
Note
Auto Calibration is not available when [Bluetooth Mode] is set to [Transmitter].
The speakers emit very loud sound during the calibration and the volume cannot be adjusted. Be
considerate of your neighbors and any children who are present.
If the muting function has been activated before you perform Auto Calibration, the muting function
will shut off automatically.
It may not be possible to take the correct measurements or to perform Auto Calibration at all if