Applicable Systems
Series 0i
Series 16/18/21
Alpha
Beta
Symptoms
Power was interrupted during program editing, leaving the program in an inconsistent state.
Possible Causes
- Power failure or interruption occurred during program storage.
- Battery backup was insufficient to preserve data.
Troubleshooting Steps
- Step 1: Check the program for data integrity.
Corrupted blocks identified. - Step 2: Restore the program from backup or re-enter the lost data.
Program restored to a consistent state.
How to Reset
Restore the program data and reset to clear the alarm.
Source: Fanuc 0i/0iMate Alarm Code List, FANUC Corporation
Category: CNC