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PLC error
Lost data in PLC.

I have a CNC lathe with an 840C Siemens control. It has the error: 43 ORD PLC-CPU not ready for operation. I suspect the battery wasn't replaced in time and the PLC lost its data. Does anyone know where I could download the data to reinstall?

>I have a CNC lathe with an 840C Siemens control. It has the error: 43 ORD PLC-CPU
>not ready for operation. I suspect the battery wasn't replaced in time and the PLC lost
> its data. Does anyone know where I could download the data to reinstall?

The data you need is on the system harddrive, The file ANW_PROG is a kind of zip-file that contains the complete PLC-program. Here is a description on how to get the PLC to read in the file from the harddrive that I found.

PLC GEN RESET Procedure.
Before doing PLC general reset please take PLC Back up.
Services
Data management
Now all directories will be displayed on this page.
Select PLC (input yellow key.)
Program (input yellow key.)
Select ANW_PROG
Press copy to clip board.
Press paste from clip board.
While pasting system will ask the file name, give other file name like GNW_ program
Ok
Now we can do the PLC GEN reset.
Diagnosis
Password
Start up
GEN RESET.
PLC GEN RESET
End GEN RESET.
After this PLC GEN RESET if the PLC alarm is not getting reset Please follow below
procedure.
Services
Data management
Select PLC directory
Select program
Select ANW_ program
Delete
Diagnosis
PLC GEN RESET
End GEN Reset
GEN Reset
Save PLC
System says file is empty
Ok
End GEN reset.
After completion of reset,
Services
Select PLC directory
Select program
Select ANW_ Program.( length will 0 bites)
Delete
Now Select Renamed file (GNW_Prog)
Copy to clip board
Paste from clip board.
Now it will ask file name do you wish to load.
Give file name ANW_Program.
Ok
After saving
GEN RESET PLC
END GEN reset.