Description
The software of the welding power source has an error.
Subcode description
Watch dog error of the PLD.
Causes and remedies
| Cause | Remedy |
|---|---|
| Arc welding power supply (abnormal) | An operating error occurred in PLD. Restart the welder. (The front panel displays [rl350 d] immediately after startup. ) Replace the welder's main control board Pr (MB). |
| Other | If the alarm occurs again after implementing the countermeasures, contact our service department and describe the circumstances when CMOS.BIN was saved (operating procedure, etc.). |