This menu is to get information to use to save the time that is what caused the event, some which can be viewed from this Log File and can be browsed on a daily basis.
This menu browsing, data usage and save time ago. What events have occurred with this already. This can be seen from the Log File and browse the daily.
This menu is browsing usage data recorder, some time ago. The incident happened to the plane, which can be viewed from the Log File this and can be retrieved by the day.