User Manual Of EL7-EC** AC Servo
280
Error
code
Main Sub
Display: “
Er 243”
24
3
Content: Error occurred when saving vendor parameters
Cause
Diagnosis
Solution
Power-off before data
saved
--
Wait until data saved successfully
before powering off
EEPROM damaged
Restart driver for a few times
Restart driver for a few times
Error
code
Main Sub
Display: “
Er 244”
24
4
Error description: Error occurred when saving communication
parameters
Cause
Diagnosis
Solution
Power-off before data
saved
--
Wait until data saved successfully
before powering off
EEPROM damaged
Restart driver for a few times
Restart driver for a few times
Error
code
Main Sub
Display: “
Er 245”
24
5
Error description: Error occurred when saving parameter 402
Cause
Diagnosis
Solution
Power-off before data
saved
--
Wait until data saved successfully
before powering off
EEPROM damaged
Restart driver for a few times
Restart driver for a few times
Error
code
Main Sub
Display: “
Er 246”
24
6
Error description: Data saving error during power-off
Cause
Diagnosis
Solution
Power off too fast
--
Upgrade software
EEPROM damaged
Restart driver for a few times
Restart driver for a few times
Error
code
Main Sub
Display: “
Er 260”
26
0
Error description: Positive/Negative position limit triggered under
non-homing mode
Cause
Diagnosis
Solution
Positive/negative
position limit triggered
Verify position limit signal
/
Error
code
Main Sub
Display: “
Er 280”
28
0
Error description: Output pulse frequency too high
Cause
Diagnosis
Solution
Frequency divided pulse
output exceeds 1MHz
Verify if motor rotational speed
and the number of frequency
divided pulse output are too high
Reduce the number of
frequency divided pulse output
or reduce rotational speed