YASKAWA LA500 - Page 171

Troubleshooting
7
7.3 List of Fault, Minor Fault, Alarm, and Error Codes
YASKAWA SIEPYEULA5001C LA500 Technical Manual 171
Display (Hex.) Name ALM LED Type Ref.
oPE10 V/f Data Setting Error Flashing Parameter Setting Error 191
oPr (001E) Keypad Connection Fault Illuminated Fault 180
ov (0002) Overvoltage Flashing Alarm 187
ov (0008) Overvoltage Illuminated Fault 180
ovEr Too Many Parameters Changed - Not an alarm. 187
PF (0047) Input Phase Loss Flashing Alarm 187
PF (001B) Input Phase Loss Illuminated Fault 180
rdEr Error Reading Data - Backup Function Runtime Error 195
rF (004E) Braking Resistor Fault Illuminated Fault 181
rH (0010) Braking Resistor Overheat Illuminated Fault 181
rr (000F) Dynamic Braking Transistor Fault Illuminated Fault 181
SC (0005) Short Circuit/IGBT Failure Illuminated Fault 181
SCF (040F) Safety Circuit Fault Illuminated Fault 181
SToF (003B) Safe Torque OFF Flashing Alarm 188
TiM (0089) Keypad Time Not Set Flashing Alarm 188
TiM (0401) Keypad Time Not Set Illuminated Fault 182
TrPC (0042) IGBT Maintenance Time (90%) Flashing Alarm 188
UL3 (001E) Undertorque Detection 1 Flashing Alarm 188
UL3 (0029) Undertorque Detection 1 Illuminated Fault 182
UL4 (001F) Undertorque Detection 2 Flashing Alarm 188
UL4 (002A) Undertorque Detection 2 Illuminated Fault 182
Uv (0001) DC Bus Undervoltage Flashing Alarm 188
Uv1 (0002) DC Bus Undervoltage Illuminated Fault 182
Uv2 (0003) Control Power Undervoltage Illuminated Fault 182
Uv3 (0004) Soft Charge Answerback Fault Illuminated Fault 183
vAEr Voltage Class, Capacity Mismatch - Backup Function Runtime Error 195
vFyE Parameters do not Match - Backup Function Runtime Error 195