Applicable Systems
Series 0i
Series 16/18/21
Alpha
Beta
Symptoms
An invalid character was input that the CNC cannot recognize.
Possible Causes
- The program contains a character not recognized by the CNC.
- Data corruption during program transfer.
Troubleshooting Steps
- Step 1: Identify the invalid character in the program.
Invalid character located. - Step 2: Replace it with a valid CNC character.
Program parses without error.
How to Reset
Replace the invalid character and reset to clear the alarm.
Source: Fanuc 0i/0iMate Alarm Code List, FANUC Corporation
Category: CNC