Applicable Systems
GA700
GA500
A1000
V1000
J1000
Symptoms
Inverter fault: general inverter hardware fault detected.
Possible Causes
- Internal hardware failure
- Multiple component failures
- Severe EMI disturbance
Troubleshooting Steps
- Step 1: Power cycle the inverter
Fault may clear if transient - Step 2: Check for visible damage
No physical damage - Step 3: Replace control board if persistent
New board initializes correctly
How to Reset
Power cycle; replace control board if fault persists.
Source: Yaskawa GA700 Technical Manual, Yaskawa Electric
Category: PLC & VFD