答:When the file system format of hard drive and U disk is NTFS,it cann't backup.
答:When ACC is under flameout condition,power-off will automatically happen after it reaches the timing time of “power-off delay” setting.
答:When performing soft power-off and ACC is under ignition condition,power-on will automatically happen after power-off.。
答:Why power-off don't happen immediately after flameout?
The default of “power-off delay”setup in “system parameter” is 30 minutes,namely power-off will happen in 30 minutes after flameout;the default can be setted to 0 if wanting power-off immediately after flameout.
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