Delta AL0AA fault code meaning
Delta / AL0AA
Series: ASDA-H3
Power supply module parameter read error
servo drive
Meaning: Error reading parameters from Flash at power-on.
Possible causes
- Condition: Error reading parameters from Flash at power-on. Cause:
- The power supply module previously experienced AL0A9 or AL0AB.
- Flash is damaged.
Source: ASDA-H3 User Manual (DELTA_IA-ASD_ASDA-H3_UM_SC_20260428) P798
Series: ASDA-W3
VP parameter or drive module (DM) parameter read error
servo drive
Meaning: Error reading parameters from Flash at power-on.
Possible causes
- Condition: Error reading parameters from Flash at power-on. Cause:
- VP parameter error.
- The power supply module previously experienced AL0A9 or AL0AB.
- AL0A9 previously occurred in the drive module.
- Flash is damaged.
Source: ASDA-W3 Series Servo System Application Technical Manual (DELTA_IA-ASD_ASDA-W3_UM_SC_20251226) P755