DA180 series basic AC servo drive                                                                                        Communication 
-252- 
32-bit fault code 
(16-bit error code + 16-bit 
additional information) 
Setting fault–Incorrect software limits 
Setting fault–Incorrect homing mode 
Setting fault–PTP-control travel overflow 
Regeneration discharge overload fault 
AI overvoltage fault–AI 1 
AI overvoltage fault–AI 2 
EEPROM fault–Read/write error 
EEPROM fault–Data check error 
Hardware fault–FPGA fault 
Hardware fault–Ground short-connection 
fault 
Hardware fault–External input fault 
Hardware fault–Emergency stop fault 
Hardware fault–RS485 communication 
fault 
Software fault–Motor control task re-entry 
Software fault–Periodic task re-entry 
Software fault–Illegal operation 
I/O fault–Duplicate digital input 
assignment 
I/O fault–Duplicate AI assignment 
I/O fault–Pulse input frequency too high 
Main circuit undervoltage 
Speed fault–CCW overspeed 
Speed fault–Overspeed parameter set 
incorrectly 
Hybrid control deviation too large