User manual of EL8-EC***F AC Servo
320
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:
CRC correction error during EEPROM parameter saving
Cause
Diagnosis
Solution
L1, L2 terminal voltage too
low
Verify if L1, L2 terminal voltage
too low
Make sure L1, L2 terminal voltage is
within recommended range
Parameter saving
anomaly
Save parameter again and
restart
Save parameter again
Error
code
Main Sub
Display:
“
Er 250
”
25
0
Content:
Gantry deviation error
Cause
Diagnosis
Solution
Excessive Gantry drivers
deviation
Verify if both drivers share the
same set of parameters
Unify the parameters of both drivers
Verify if control cable of the
drivers are properly connected
Connect control cable properly
Verify if gantry communication
cable is connected properly
Connect communication cable
properly
Error
code
Main Sub
Display:
“
Er 251
”
25
1
Content:
Gantry communication error
Cause
Diagnosis
Solution
Gantry communication
data error
Verify if gantry communication
cable is connected properly
Connect communication cable
properly
