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Strip the jacket to 10 mm (13/32 in) at each end of the speaker cables.
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)
*1
The measurement result is not utilized when [2ch Analog Direct] is 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].
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 optimizer microphone to the
AUTO CAL MIC jack.
If using a bi-amplifier connection or speakers with a front B connection, set the
assignment for the SPEAKERS SURROUND BACK/FRONT HIGH/FRONT B/BI-
AMP/ZONE 2 terminals properly. For details, see “Setting the assignment for the speaker
terminals (SB Speaker Assign).”
Set the speaker output to a setting other than [SPEAKERS OFF]. For details, see
“Selecting the front speakers.”
Remove any obstructions between the optimizer microphone and the speakers.
For accurate measurement, make sure the environment is quiet and free from noise.
Note
The speakers emit very loud sound during the calibration and the volume cannot be