Sony STR-DH810 User Guide

 

 

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)b)

• Measure the speaker size.

a)

• Measure the speaker polarity.
• Measure the frequency characteristics.

a)c)

a)

The measurement result is not utilized when 

 

Analog Direct is selected.

b)

The measurement result is not utilized when 
signals with a sampling frequency of more than 

 

96 kHz are being received.

c)

The measurement result is not utilized when 
signals with a sampling frequency of more than 

 

48 kHz are being received.

The DCAC is designed to obtain proper sound 
balance in your room. However, you can 
adjust the speaker levels manually according 
to your preference. For details, see 

 

Before you perform Auto Calibration, check 
the following items.
• Set up and connect the speakers (page 17, 

• Connect only the supplied optimizer 

microphone to the AUTO CAL MIC jack. 
Do not connect other microphones to this 
jack.

• Set “SB ASSIGN” to “BI-AMP” in 

SPEAKER menu if you use bi-amplifier 
connection (page 71).

• Set “SB ASSIGN” to “SPK B” in 

SPEAKER menu if you use speakers front B 
connection (page 80).

• Pair the surround amplifier to S-AIR main 

unit if you want to use surround amplifier.

• Make sure the speaker output is not set to 

“SPK OFF” (page 34).

• Disconnect the headphones.
• Remove any obstacles in the path between 

the optimizer microphone and the speakers 
to avoid measurement errors.

• Make sure the environment is quiet to avoid 

the effect of noise and get a more accurate 
measurement.

• Select the seating position as position 1, 2 or 

3 to save the Auto Calibration result (page 
40).

• 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.

•  If the muting function has been activated before 

you perform Auto Calibration, the muting function 
will be set to off automatically.