250
Invalid Input Data 1 or Command
Fanuc · αi series AC Servo Motor
What does 250 mean?
Input data 1 or a command specified with a function code is invalid. This means the system received an unrecognized or improperly formatted input.
Common Causes
- Invalid input data 1 or command specified via a function code.
Repair Steps
- 1
Check the input data 1 value or the command code specified with a function code.
Verified technical data. Last updated: March 2026
Source: Fanuc αi series AC Servo Motor