Delta MS300 Series User Manual page 512

Chapter 13 Warning CodesMS300
ID No. Display on LCD Keypad Warning Name Description
CANopen memory
42
CANopen memory error
error (CFrn)
Action and Reset
When you update the firmware version of the control board, the FRAM internal
Action Condition
data does not change, then CFrn warning occurs.
Action Time Immediately act when the fault is detected
Warning Setting Parameter N/A
Reset Method Manual Reset
Reset Condition Pr.00-02 = 7
Record When Pr.00-21 ≠ 3, CFrn is a "Warning", and the warning is not recorded.
Cause Corrective Actions
1. Disable CANopen (Pr.09-36 = 0)
CANopen internal memory error 2. Reset CANopen (Pr.00-20 = 7)
3. Reset CANopen station address (Pr.09-36)
503