4066

Buffered memory of FFS restored from backup medium (potential loss of data!)

Definitions:

For PC-NC: A possible data integrity error was detected in the FFS memory during power-up. The FFS memory was initialized with the last backup copy. Changes in the

FFS memory, which have been made since the last backup copy update, have been lost.

!! Only for PC-NC: Backup copies of the buffered memory are updated (on the hard disk) every time the control is shut down normally.

Reactions:

-    NC not ready.

-    NC Start disable in this channel.

Remedy:

Program Continuation:

-    Interface signals are set.

-    Alarm display.

Start the control again.

Switch control OFF - ON.