This screen is used for guidance for voice command systems setting.

To return to the default volume settings
Select “default”, and then “yes”.
Display settingsCustomer problem analysis
HINT:
In troubleshooting, the problem symptoms must be confirmed
accurately. Preconceptions should be
discarded in order to give an accurate judgement. To clearly understand what
the problem symptoms
are, it is extremely important to ask the customer about the problem and the
condit ...