Yamaha YVC-1000 Manual do utilizador - Página 26
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Using the automatic audio tuning function
The automatic audio tuning function automatically measures acoustic features of the location the product is installed in
as well as acoustic conditions such as positions to place the microphone and speaker, and tunes the acoustic settings to
the optimal level to suit the environment the product is used in.
If you have changed the installation location or installation position of the product, or if you have changed the number of
microphones or connected an external speaker, be sure to carry out automatic audio tuning before using the product.
y
The result of automatic audio tuning continues to be saved even after the power has been turned off.
■
Preparation
Make the following preparation to normally carry out the automatic audio tuning.
• Place the Control Unit, microphones, and external speakers (if used) as used actually, and make connections.
• Adjust the speaker volume so that four or more lamps light up on the level indicator.
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Carrying out automatic audio tuning
While automatic audio tuning is active, the voice guidance is replayed to explain the procedure for carrying out automatic
audio tuning.
1
Hold down the tuning fork button
(
) for 2 seconds or more.
The tuning fork button (
automatic audio tuning starts.
2
The acoustic measurement starts.
A white noise (hissing sound) is replayed from
speakers as the measurement sound. During
measurement, stay away from the devices and keep
quiet.
3
The acoustic settings starts.
This carries out the optimization of adaptive echo
canceller settings and automatic room EQ settings,
the latency compensation of external speakers, and
the calibration of frequency characteristics.
25
) flashes orange, and
Tuning fork button
4
Automatic audio tuning ends.
When automatic audio tuning ends, the result is
notified using the voice guidance.
Also, the result is indicated by the color and lit/not
lit status of the tuning fork button (
Each indicator status has the following meaning.
• Lit (Green): Normal end
• High-speed flash (Orange): Abnormal end
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• Automatic audio tuning cannot be started in the following
cases.
- The speaker volume is low (three or less lamps light up
on the level indicator).
- No microphone is connected.
• If the following operation or status is detected during the
acoustic measurement, automatic audio tuning is stopped.
- The tuning fork button (
- The volume + or - button (
- A microphone cable has been unplugged.
- When only external speakers are enabled, no sound is
output from them.
).
) has been pressed.
) has been pressed.