Alarm List
Alarm Number (4000 to 4999)
Alarm List-786
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
4510 CANNOT EXECUTE
INSTRUCTION
(SQRT)
Setting error (1)Check the following settings.
∙ Check the job settings so that the second argument of SQRT
instruction does not become negative.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
4511 OUT OF RANGE
(DROP-VALUE)
Sub Code: Control group
exceeding the allowable value
Setting error (1)Check the following settings.
∙ Confirm the load setting to the robot.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
4512 TWO STEPS SAME
LINE (3 STEPS)
Setting error (1)Check the following settings.
∙ Check the settings so that the teaching points are not aligned in a
straight line.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
4513 EXCESSIVE
SEGMENT
(SAFETY 1): LOW/
HIGH
Sub Code: Control group and
axis
Setting error (1)Check the following settings.
∙ Reduce the speed of the step where the alarm occurred.
∙ Change the move instruction to joint interpolation (MOVJ).
* Be careful to the peripheral interference since its movement changes.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
4515 EXCESSIVE
SEGMENT
(SAFETY 2): LOW/
HIGH
Sub Code: Control group and
axis
Setting error (1)Check the following settings.
∙ Reduce the speed of the step where the alarm occurred.
∙ Change the move instruction to joint interpolation (MOVJ).
* Be careful to the peripheral interference since its movement changes.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
Alarm
Number
Alarm Name
Sub
Code
Meaning Cause Remedy