Error 501 indicates an incorrect checksum for the program parameters, suggesting a version mismatch or parameter corruption. The manual's first action is: “To do this, load the parameters into RAM and check them out with the PC. If the operator considers that they are valid, he/she can validate them by storing them.”
- Model
- FAGOR MAN REGUL (IN)
- Display shows
- Error "501" has occurred. (501)
- Type
- Error code
- Source
- Manual p. 84
What 501 means
Error "501" has occurred. p. 331
Common causes
- The parameter Checksum has been found to be incorrect. The Soft version has probably been changed and the new version requires a different number of parameters. p. 331
What to do
- To do this, load the parameters into RAM and check them out with the PC. If the operator considers that they are valid, he/she can validate them by storing them. p. 331
If 501 is still not resolved
The manual gives no further instruction for this code. Open the code table in the PDF or contact FAGOR service.
This page summarises what the manufacturer’s manual says about 501; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with FAGOR. Found a mistake? Report an error.