Mitsubishi Electric FR-A700 Instruction Manual page 724

Causes and corrective actions
Operation Panel
Indication
Name
Description
Check point
Corrective action
Operation Panel
Indication
Name
Description
Check point
Corrective action
Operation Panel
Indication
Name
Description
Check point
Corrective action
Operation Panel
Indication
Name
Description
Check point
Corrective action
7 - 6
Er4
Mode designation error
You attempted to make parameter setting in the NET operation mode when Pr. 77 is not
"2".
1) Check that operation mode is "PU operation mode".
2) Check the Pr. 77 setting. (Refer to section 6.21.2.)
1) After setting the operation mode to the "PU operation mode", make parameter setting.
(Refer to section 6.21.2.)
2) After setting "2" in Pr. 72, make parameter setting.
rE1
Parameter read error
An error occurred in the E²PROM on the operation panel side during parameter copy
reading.
—
Make parameter copy again. (Refer to section 4.3.10).
Check for an operation panel (FR-DU07) failure. Please contact your sales
representative.
rE2
Parameter write error
1) You attempted to perform parameter copy write during operation.
2) An error occurred in the E²PROM on the operation panel side during parameter copy
writing.
Is the FWD or REV LED of the operation panel (FR-DU07) lit or flickering?
1) After stopping operation, make parameter copy again. (Refer to section 4.3.10.)
2) Check for an operation panel (FR-DU07) failure. Please contact your sales
representative.
rE3
Parameter verification error
1) Data on the operation panel side and inverter side are different.
2) An error occurred in the E²PROM on the operation panel side during parameter
verification.
Check for the parameter setting of the source inverter and inverter to be verified.
1) Press the SET key to continue verification. Make parameter verification again. (Refer to
section 4.3.10).
2) Check for an operation panel (FR-DU07) failure. Please contact your sales
representative.
Troubleshooting