YASKAWA E-V-MD Series User Manual page 273

Alarm Number:
Alarm Name
(Alarm Description)
A.d01:
Position Error
The position error is too large.
Overflow Alarm at
Servo ON
MECHATROLINK transmission
A.E02:
cycle fluctuated.
MECHATROLINK
Internal
Synchronization
A SERVOPACK fault occurred.
Error 1
A.E40:
Setting of MECHATROLINK
MECHATROLINK
transmission cycle is out of speci-
Transmission Cycle
fications range.
Setting Error
A.E41:
The setting of the number of
MECHATROLINK
transmission bytes (Pn881) is
Communications Data
wrong.
Size Setting Error
The station address is out of the
allowable setting range.
A.E42:
MECHATROLINK
Station Address Two or more stations on the com-
Setting Error munications network have the
same address.
The axis address setting is wrong.
WDT data of host controller was
not updated correctly.
A.E50:
MECHATROLINK
Synchronization Error
A SERVOPACK fault occurred.
WDT data of host controller was
not updated correctly at the syn-
chronization communications
A.E51:
start, and synchronization com-
MECHATROLINK
munications could not start.
Synchronization
Failed
A SERVOPACK fault occurred.
MECHATROLINK wiring is
incorrect.
A.E60:
MECHATROLINK data recep-
MECHATROLINK
tion error occurred due to noise
Communications error
interference.
(Reception error)
A SERVOPACK fault occurred.
Cause Investigative Actions
Check the position error amount
while the servomotor power is OFF.
−
−
Check the MECHATROLINK
transmission cycle setting.
Check the MECHATROLINK com-
munications data size of the host
controller.
Make sure that the station address
(Pn880) is set between 03 and EF.
Check that two or more stations on
the communications network have
the same address.
Check the axis address setting
(Pn010 to Pn01B).
Check the WDT data updating for
the host controller.
−
Check the WDT data updating for
the host controller.
−
Check the MECHATROLINK wir-
ings.
−
−
10.2 Alarm Displays
(cont'd)
Corrective Actions
Set the Pn520 to proper value.
Remove the cause of transmission
cycle fluctuation at host controller.
Restart the SERVOPACK. If the
alarm still occurs, the SERVO-
PACK may be faulty. Replace the
SERVOPACK.
Set the transmission cycle to the
proper value.
Set the number of transmission
bytes (Pn881) correctly.
Check the setting of the station
address of the host controller, and
reset the setting of the station
address (Pn880) to a proper value
between 03 and EF.
Check the setting of the station
address of the host controller, and
reset the setting of the station
address (Pn880) to a proper value
between 03 and EF.
Set the axis address setting (Pn010
to Pn01B) to proper value.
Update the WDT data at the host
controller correctly.
Restart the SERVOPACK. If the
alarm still occurs, the SERVO-
PACK may be faulty. Replace the
SERVOPACK.
Update the WDT data at the host
controller correctly.
Restart the SERVOPACK. If the
alarm still occurs, the SERVO-
PACK may be faulty. Replace the
SERVOPACK.
Correct the MECHATROLINK wir-
ing.
Connect the terminator correctly.
Take measures against noise. Check
the MECHATROLINK communi-
cations cable and FG wiring and
take measures such as adding ferrite
core on the MECHATROLINK
communications cable.
Restart the SERVOPACK. If the
alarm still occurs, the SERVO-
PACK may be faulty. Replace the
SERVOPACK.
10
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