What is the first step to take when an error has occurred on the MF1M-10C?

When an error has occurred on the MF1M-10C, the first appropriate action is to draw a single line through the erroneous element. This method serves a couple of important purposes in reporting procedures. It effectively indicates that the previous information is incorrect while maintaining a clear record of what was originally reported. This transparency is vital for later review and ensures that any subsequent amendments or corrections can be traced back to the original report. Drawing a line through the error preserves the integrity of the data entry process, allowing for correction without completely discarding prior information, which can be important for auditing or reviewing purposes.

The other actions, such as deleting the erroneous element or rewriting the entire report, do not provide a clear reference to what was originally noted and can lead to confusion or loss of valuable context. Notifying a supervisor may be necessary later but is not the first step in the immediate correction process, which focuses on clearly marking and indicating the error.