Alarm List
Alarm Number (4000 to 4999)
Alarm List-504
7 The EAXA21 / EAXB21 board
# 7 generates an alarm.
Connection failure (1)Reset the alarm.
(2)Check the connection and insertion of the cable and connector for
the cooling fan.
Power voltage drop (1)Reset the alarm.
(2)Check if the primary power voltage is normal.
Dirt (1)Reset the alarm.
(2)Clean the cooling fan and the fan duct.
Unit failure (1)Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
8 The EAXA21 / EAXB21 board
# 8 generates an alarm.
Connection failure (1)Reset the alarm.
(2)Check the connection and insertion of the cable and connector for
the cooling fan.
Power voltage drop (1)Reset the alarm.
(2)Check if the primary power voltage is normal.
Dirt (1)Reset the alarm.
(2)Clean the cooling fan and the fan duct.
Unit failure (1)Reset the alarm.
(2)Replace the malfunctioning cooling fan with a new one.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
4156 COOLING FAN4
ERROR
Sub Code 1to 8: Signifies the
EAXA/EAXB board No. in
which the alarm occurred
Cooling fan failure (1)Reset the alarm.
(2)Replace the cooling fan of manipulator.
Check the wiring from a manipulator to a servo board.
* Move the manipulator to the safe position in the teach 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).
Alarm
Number
Alarm Name
Sub
Code
Meaning Cause Remedy
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