15.1 Check the system log [System log]
Up to 100 system logs can be saved on the built-in memory of the unit. When the saved system logs have reached the maximum number, the newer logs will overwrite the older system logs. In this case, the oldest log is the first to be overwritten.
[No.]
The serial number of the system log will be displayed.
[Time & date]
Time and date at the error occurrence will be displayed.