Alarm List
Alarm Number (4000 to 4999)
Alarm List-513
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
4179 FUSE BLOWN
(ROBOT OVERRUN)
Sub Code: Signifies the YFL
unit number in which the
alarm occurred.
Blown fuse Replace the fuse(F7) in the YFL unit.
Short circuit or ground
fault
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, check a short circuit or ground fault has
not occurred in overrun line of robot.
Parts failure Replace the fuse(F7) in the YFL unit.
Unit failure (YFL) (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YFL unit.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
4180 FUSE BLOWN
(EX-AXIS OT2-1)
Sub Code: Signifies the YFL
unit number in which the
alarm occurred.
Blown fuse Replace the fuse(F8) in the YFL unit.
Short circuit or ground
fault
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, check a short circuit or ground fault has
not occurred in overrun line of ex-axis.
Parts failure Replace the fuse(F8) in the YFL unit.
Unit failure (YFL) (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YFL unit.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
4181 FUSE BLOWN
(EX-AXIS OT3-1)
Sub Code: Signifies the YFL
unit number in which the
alarm occurred.
Blown fuse Replace the fuse(F9) in the YFL unit.
Short circuit or ground
fault
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, check a short circuit or ground fault has
not occurred in overrun line of ex-axis.
Alarm
Number
Alarm Name
Sub
Code
Meaning Cause Remedy
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