Mitsubishi Electric MELSEC SW1DNC-CCIEF-B User Manual page 177

Error Error code
code
DAF2H Failed to write to flash ROM
DAF3H MAC address read error
DAF5H to Hardware error
DAF7H
DAF8H to Flash ROM failure
DAF9H
Hardware error
• A malfunction may have occurred due to noise. Check the wire and cable lengths and grounding condition of each device,
and take measures against noise. (Page 40 PROCEDURE BEFORE OPERATION)
• Hardware may be faulty. Test the board alone. (Page 161 Board test)
Corrective action
The flash ROM may be faulty.
Refer to corrective action for hardware error. (Page 175 Hardware error)
Refer to corrective action for hardware error. (Page 175 Hardware error)
The flash ROM may be faulty.
Refer to corrective action for hardware error. (Page 175 Hardware error)
16 TROUBLESHOOTING
175
16.9 Error Code List
16