User Manual Of EL7-EC** AC Servo
279
Error
code
Main Sub
Display: “
Er 210”
21
0
Content: I/O input interface assignment error
Cause
Diagnosis
Solution
Input signal assigned with
two or more functions.
Verify values of Pr4.00-Pr4.09,
Pr4.44-4.47
Set proper values for
Pr4.00-Pr4.09, Pr4.44-4.47
Error
code
Main Sub
Display: “
Er 211”
21
1
Content: I/O input interface function assignment error
Cause
Diagnosis
Solution
Input signal assignment
error
Verify values of Pr4.00-Pr4.09,
Pr4.44-4.47
Set proper values for
Pr4.00-Pr4.09, Pr4.44-4.47
Error
code
Main Sub
Display: “
Er 212”
21
2
Content: I/O output interface function assignment error
Cause
Diagnosis
Solution
Input signal assigned with
two or more functions.
Verify values of Pr4.10-Pr4.15
Set proper values for Pr4.10-Pr4.15
Input signal not assigned
Verify values of Pr4.10-Pr4.15
Set proper values for Pr4.10-Pr4.15
Error
code
Main Sub
Display: “
Er 240”
24
0
Content: EEPROM parameters initialization error
Cause
Diagnosis
Solution
Error during initial
reading of EEPROM
parameters
Restart after changing any
parameter. Verify if the
parameter is saved.
If parameter not saved after several
restarts, please change driver
Error
code
Main Sub
Display: “
Er 241”
24
1
Content: EEPROM hardware error
Cause
Diagnosis
Solution
EEPROM damaged
Verify if multiple storages are
the same
Replace driver/Upgrade software
Error
code
Main Sub
Display: “
Er 242”
24
2
Content: Error saving alarm history record
Cause
Diagnosis
Solution
Power-off during saving
Verify alarm during power-off
Power lost after alarm appears
Several different alarms
in a row
Verify alarm code
Figure out other alarm causes
EEPROM damaged
Verify if it is the same over
several times
Replace driver/Upgrade software