Alarm List
Alarm Number (4000 to 4999)
Alarm List-762
4480 SELECT ERROR 
(SENSOR 1)
Sub Code: Sensor number Setting error (1)Check the following settings.
∙ Select the option function for the specified robot in the option function 
selection of maintenance mode.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode, 
and then contact your Yaskawa representative about occurrence 
status (operating procedure).
4482 MotoFit COMMAND 
FAULT1
Setting error (1)Reset the alarm, and make the robot speed of the instruction down.
(2)If the alarm occurs again, save the CMOS.BIN in maintenance 
mode, and then contact your Yaskawa representative about 
occurrence status (operating procedure).
4484 WRONG PORT NO.
( ANALOG OUTPUT)
Sub Code: Application 
number
Setting error (1)Check the following settings.
∙ Set following value to the AxP010 parameter.
  For arc: 1
  Arc + arc: 3
  Three arc: 5
  Four arc: 7
other If the alarm occurs again, save the CMOS.BIN in maintenance mode, 
and then contact your Yaskawa representative about occurrence 
status (operating procedure).
4485 WRONG SELECTION 
(SENSOR)
Software operation error 
occurred
(1)Reset the alarm, and then try again.
(2)If the alarm occurs again, save the CMOS.BIN in maintenance 
mode, and then contact your Yaskawa representative about 
occurrence status (operating procedure).
4486 PATH OVER Setting error (1)Check the following settings.
∙ Set the path over radius within the allowable range.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode, 
and then contact your Yaskawa representative about occurrence 
status (operating procedure).
4487 WRONG MECH 
PARAMETER FILE
Software operation error 
occurred
(1)Reset the alarm, and then try again.
(2)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