Service and maintenance
10.1 Error and diagnostics messages
SIMATIC MV500
Operating Instructions, 05/2019, C79000-G8976-C494-02
191
Proceed as follows to call the SFB 52:
1. Assign the diagnostic address of the optical reader in hexadecimal form to the "ID"
parameter.
2. Assign the value 2 to the "INDEX" parameter.
Table 10- 11 Diagnostic information of SFB 52 "RDREC"
Data record type: Diagnostics data record
2 ... 3 W#16#0012 Data record length starting at byte 4: 18 bytes
Error occurred / no error occurred
13 B#16#05 Identifier indicating that all variables are stored in words starting at byte
ID for vendor-specific diagnostics (fixed)
Content identical to that of bytes 12 and 13.
20 ... 21 See value with the section "Error
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.
The microSD card has the
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.