Service and maintenance
10.1 Error and diagnostics messages
SIMATIC MV500
Operating Instructions, 03/2021, C79000-G8976-C494-05
239
Table 10- 11 Diagnostic information of SFB 52 "RDREC"
Data record type: Diagnostics data record
Data record length starting at byte 4: 18 bytes
Error occurred / no error occurred
Identifier indicating that all variables are stored in words starting at byte
14.
ID for vendor-specific diagnostics (fixed)
Content identical to that of bytes 12 and 13.
See value with the section "Error
messages (Page 224)"
ID of the error that occurred.
10.1.9 Error messages from automatic data backup
If you have activated Automatic data backup ("Settings > Options > Extras") and a data
backup situation occurs, errors may occur that prevent you from creating a backup. These
errors are displayed in the "Important Information" window when the WBM is opened and
logged in the diagnostic data records.
Table 10- 12 Error messages from automatic data backup
No microSD card available
For automatic data backup, a MicroSD card must be inserted in the
reader.
Solution: Ensure that the MicroSD adapter is correctly installed and
that a MicroSD card is inserted.
wrong format
The inserted MicroSD card does not have the required format. Only
MicroSD cards with the "FAT32" file system are supported.
Solution: Ensure that the MicroSD card is correctly formatted.
Unable to free sufficient
space on the microSD card
There is not enough space available on the MicroSD card and the dele-
tion of old data backups could not free up enough space.
Solution:
• Use a MicroSD card with a larger memory capacity.
• Reduce the amount of memory to be kept free ("Settings > Options
> Extras").
• Free up space on the MicroSD card by deleting unnecessary files.
Could not create backup file
No backup file could be created.
Solution:
• Ensure that the MicroSD card is not faulty or write-protected.
Use another MicroSD card.
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