●● Alternative Software (backup): If there is an issue with the new firmware and it is affecting operation, you can change the software to the previous version.

NN If the software was changed, existing software is displayed.

●● Standby Mode Upgrade: A manual upgrade will be automatically performed at selected time. Since the power of the unit is turned on internally, the screen may be turned on slightly for the product. This phenomenon may continue for more than 1 hour until the software upgrade is complete.

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