Sony STR-DG720 - Manual (Page 31)

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Tips
• When Auto Calibration starts:
– Stand some distance from the speakers and the
listening position to avoid measurement failure.
This is because test signals are output from the
speakers during measurement.
– Avoid making noise to get a more accurate
measurement.
• The Auto Calibration function will be canceled
when you do the following during the
measurement process:
– Press ?/1 or MUTING.
– Press the input buttons or turn the INPUT
SELECTOR on the receiver.
– Change the volume level.
– Connect the headphones.
– Press AUTO CAL again.
When error codes appear
When an error is detected during Auto
Calibration, an error code will appear on the
display cyclically after each measurement
process as follows:
Error code
t blank display t (error code t
blank display)
a)
t PUSH t blank display
t ENTER
a)
Appears when there are more than one error code.
To rectify the error
1 Record down the error code.
2 Press .
3 Press ?/1 to turn off the receiver.
4 Rectify the error.
For details, see “Error codes and remedies”
below.
5 Turn on the receiver and perform Auto
Calibration again (page 30).
Error codes and remedies
When warning codes appear
During Auto Calibration, the warning code
provides information on the measurement
result. The warning code will appear on the
display cyclically as follows:
Warning code
t blank display t (warning
code t blank display)
b)
t PUSH t blank
display t ENTER
b)
Appears when there are more than one warning
code.
You can choose to ignore the warning code as
the Auto Calibration function will
automatically adjust the settings. You can also
change the settings manually.
Error and warning codes
Error code Cause and remedy
ERROR 10 The environment is too noisy.
Make sure the environment is quiet
during Auto Calibration.
ERROR 11 The speakers are placed too near
the optimizer microphone. Place
your speakers further away from
the optimizer microphone.
ERROR 12 None of the speakers are detected.
Make sure that the optimizer
microphone is connected properly
and perform Auto Calibration
again.
ERROR 20 Front speakers are not detected or
only one front speaker is detected.
Check the front speakers
connection.
ERROR 21 Only one surround speaker is
detected. Check the surround
speakers connection.
ERROR 22 The surround back speaker is
connected only to the SPEAKERS
SURROUND BACK R terminals.
When you connect only one
surround back speaker, connect it to
the SPEAKERS SURROUND
BACK L terminals.
ERROR 23 Surround back speaker is detected
but surround speakers are not
connected. Be sure to connect the
surround speakers.
continued