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8.3 Alarm/Warning Display and Troubleshooting
144
A.7AA
Board Over-
heated
Occurred when the
power supply was
turned ON.
The SERVOPACK is faulty.
• Replace the SERVOPACK.
• Contact your Omron
Yaskawa representative.
Overload alarm was often
reset by turning OFF the
power supply.
• Reconsider the load and
operation conditions.
• Reconsider the servomotor
capacity.
Occurred while the
servomotor was
running.
The load exceeds the rating.
• Reconsider the load and
operation conditions.
• Reconsider the servomotor
capacity.
The ambient temperature
around the SERVOPACK is
55
°
C or more.
Correct the installation condi-
tions so that the ambient tem-
perature around the
SERVOPACK is kept to 55
°
C
max.
The SERVOPACK is faulty.
• Replace the SERVOPACK.
• Contact your Omron
Yaskawa representative.
Overload alarm was often
reset by turning OFF the
power supply.
• Reconsider the load and
operation conditions.
• Reconsider the servomotor
capacity.
The direction or the dis-
tance of the SERVOPACK
to other devices is incorrect.
Heat radiation of the panel
or heat around the SERVO-
PACK occurred.
Correct the installation condi-
tions so that the ambient tem-
perature around the
SERVOPACK is kept to 55
°
C
max.
A.7Ab
SERVO-
PACK Built-
in Fan Stop
Occurred when the
power supply was
turned ON or while
the servomotor was
running.
The SERVOPACK built-in
fan stopped.
Replace the cooling fan
according to the descriptions
in
9
Inspections
.
The air inlet/outlet of the
cooling fan is blocked with
dirt or foreign matters.
Inspect the cooling fan.
A.b33
Current
Detection
Error
Occurred when the
servo was turned
ON.
The SERVOPACK is faulty.
• Replace the SERVOPACK.
• Contact your Omron
Yaskawa representative.
The servomotor main cir-
cuit cable is disconnected.
Check and then correct the
servomotor main circuit cable
wiring.
A.b6A
MECHA-
TROLINK-
II
Communi-
cation LSI
Error
Occurred when the
power supply was
turned ON.
MECHATROLINK-
II
LSI is
faulty.
• Replace the SERVOPACK.
• Contact your Omron
Yaskawa representative.
(cont’d)
Alarm
Display
Alarm Name
Situation at Alarm
Occurrence
Cause
Corrective Actions
TOEP_C710806_03A_1_0.book Seite 144 Montag, 2. Juli 2007 3:55 15