Mitsubishi Electric FR-E700 Instruction Manual page 533

Troubleshooting
Operation panel
indication
Name
Description
Corrective action
Operation panel
indication
Name
Description
Check point
Corrective action
Operation panel
indication
Name
Description
Corrective action
FR-E700 SC EC/ENE
Er3
Calibration error
Analog input bias and gain calibration values are too close.
Check the settings of C3, C4, C6 and C7 (calibration functions). (Refer to section 6.16.3.)
Er4
Mode designation error
1)You attempted to make parameter setting in the External or NET operation mode when Pr. 77 is
not "2".
2) You attempted to make parameter setting when the command source is not at the operation
panel.
1) Check that operation mode is "PU operation mode".
2) Check the Pr. 77 setting. (Refer to section 6.17.2.)
3) Check if FR Configurator (USB connector) or a parameter unit (FR-PU04/FR-PU07) is connected
when Pr. 551 = "9999 (initial setting)."
4) Check the Pr. 551 setting.
1) After setting the operation mode to the "PU operation mode", make parameter setting. (Refer
to section 6.17.2.)
2) After setting "2" in Pr. 72, make parameter setting.
3 Disconnect FR Configurator (USB connector) or the parameter unit (FR-PU04/FR-PU07), and
make parameter setting.
4) After setting Pr. 551 = "4", make parameter setting.
Err.
Inverter reset
1) Executing reset using RES signal, or reset command from communication or PU.
2) Displays at powering off.
1) Turn off the RES signal.
Causes and corrective actions
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