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When the product detects a problem related to acoustic conditions, you can confirm its details using the voice
guidance.
(For details, refer to "When automatic audio tuning has ended abnormally (problem detection)" (page 26) and
"Detecting acoustic conditions in general use" (page 26)".
Take the appropriate actions - outlined below - to resolve the detected problem.
Voice guidance:
Please connect the
microphones. Automatic audio
tuning cannot start.
The volume is set too low.
Automatic audio tuning cannot
start.
The external speakers are not
working. Please refer to the
User's manual and check the
external speaker settings.
The distance between the
speakers and the microphones
is too close. The maximum
volume is now limited.
The microphones are too far
from the speakers. Please refer
to the User's manual.
A latency problem has been
detected on the external
speakers. Please refer to the
User's manual and use suitable
external speakers.
A sound distortion problem
has been detected on the
external speakers. Please refer
to the User's manual and check
the external speaker settings.
A source of noise has been
detected near the microphones.
To improve the audio quality,
please move the microphones
or the source of noise.
The noise is exceeding the
normal level. The audio quality
is degraded.
To improve audio quality,
please perform automatic
audio tuning.
33
Warning guidance list
Cause
• A microphone cable has been
unplugged.
• A microphone cable is not connected
correctly.
The speaker volume is set low.
• An audio cable has been unplugged.
• An audio cable is not connected
securely.
The volume of an external speaker is low.
The Control Unit or external speakers are
too close to the microphones.
The Control Unit is placed too far from
the microphones.
A high latency has been detected on the
external speakers.
The external speaker is set to the high
volume.
The external speakers have high
distortion.
There is a device that generates noise near
a microphone.
High noises are generated in the entire
space in which the product is installed.
—
Action
Correctly connect the microphone cable to
the microphone or the Control Unit.
(→ page 10)
Turn up the speaker volume level so that
four or more lamps light up on the level
indicator. (→ page 29)
Securely connect audio cables to external
speakers or the Control Unit.
(→ page 24)
Turn up the volume of the external
speaker. (→ page 29)
Place all the microphones at least 1 m
(3.3 ft) away from the Control Unit or
external speakers. (→ page 23, 24)
Place all the microphones within 20 m
(66 ft) away from the Control Unit.
(→ page 23)
Place all the external speakers within 20 m
(66 ft) away from all the microphones.
(→ page 24)
If the problem recurs, replace with
external speakers with a low latency.
Turn down the volume of the external
speaker. (→ page 29)
Replace with an external speaker that has
low distortion.
Keep the microphone away from any
noise sources.
If there is a device that generates noise,
turn its power off.
Press the tuning fork button (
2 seconds or more to carry out automatic
audio tuning. (→ page 25)
) for