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Yaskawa SGDH Fault Codes & Alarms
All 49 codes. Yaskawa Sigma-II SGDH SERVOPACK alarm (A.xx and CPF) and warning displays.
| Code | Name | Area | Guide |
|---|---|---|---|
| A.02 | Parameter Breakdown | Parameters / setup | |
| A.03 | Main Circuit Encoder Error | Encoder / feedback | |
| A.04 | Parameter Setting Error | Parameters / setup | |
| A.05 | Combination Error | Parameters / setup | |
| A.08 | Scale Pitch Setting Error (linear motor) | Encoder / feedback | |
| A.10 | Overcurrent or Heat Sink Overheated | Power section | Full guide |
| A.30 | Regeneration Error Detected | Power section | Full guide |
| A.32 | Regenerative Overload | Power section | |
| A.33 | Main Circuit Power Supply Wiring Error | Power section | |
| A.40 | Overvoltage | Power section | Full guide |
| A.41 | Undervoltage | Power section | Full guide |
| A.51 | Overspeed | Motion / load | |
| A.71 | Overload: High Load | Motion / load | Full guide |
| A.72 | Overload: Low Load | Motion / load | |
| A.73 | Dynamic Brake Overload | Power section | |
| A.74 | Overload of Surge Current Limit Resistor | Power section | |
| A.7A | Heat Sink Overheated | Power section | |
| A.81 | Encoder Backup Error | Encoder / feedback | Full guide |
| A.82 | Encoder Checksum Error | Encoder / feedback | |
| A.83 | Absolute Encoder Battery Error | Encoder / feedback | |
| A.84 | Encoder Data Error | Encoder / feedback | |
| A.85 | Encoder Overspeed | Encoder / feedback | |
| A.86 | Encoder Overheated | Encoder / feedback | |
| A.b1 | Reference Speed Input Read Error | Control / communication | |
| A.b2 | Reference Torque Input Read Error | Control / communication | |
| A.bF | System Alarm | Control / communication | |
| A.C1 | Servo Overrun Detected | Motion / load | |
| A.C2 | Phase Detection Error (linear motor) | Encoder / feedback | |
| A.C5 | Pole Detection Error (linear motor) | Encoder / feedback | |
| A.C8 | Absolute Encoder Clear Error and Multiturn Limit Setting Error | Encoder / feedback | |
| A.C9 | Encoder Communications Error | Encoder / feedback | Full guide |
| A.CA | Encoder Parameter Error | Encoder / feedback | |
| A.Cb | Encoder Echoback Error | Encoder / feedback | |
| A.CC | Multiturn Limit Disagreement | Encoder / feedback | |
| A.d0 | Position Error Pulse Overflow | Motion / load | |
| A.d3 | Exceeded Position Data (linear motor) | Encoder / feedback | |
| A.E7 | Application Module Detection Error | Control / communication | |
| A.F1 | Power Line Open Phase | Power section | Full guide |
| CPF00 | Digital Operator Transmission Error | Control / communication | |
| CPF01 | Digital Operator Transmission Error | Control / communication | |
| A.91 | Overload | Motion / load | |
| A.92 | Regenerative Overload | Power section | |
| A.93 | Absolute Encoder Battery Voltage Lowered | Encoder / feedback | |
| A.94 | Data Setting Warning (application module) | Parameters / setup | |
| A.95 | Command Warning (application module) | Control / communication | |
| A.96 | Communications Warning (application module) | Control / communication | |
| A.98 | Main Power OFF (application module) | Power section | |
| A.9A | Not Completed within Set Time (application module) | Control / communication | |
| A.9F | NS600 Error (application module) | Control / communication |
Showing 49 of 49 codes
Codes and names from the Yaskawa SGDH SERVOPACK manual. Guides written and reviewed by AutomIQ repair technicians.