YASKAWA SGD7S-****20A Series Product Manual page 431

12.2 Alarm Displays
12.2.2 Troubleshooting Alarms
Alarm Number:
Alarm Name
A.024:
System Alarm
(An internal pro-
gram error
occurred in the
SERVOPACK.)
A.025:
System Alarm
(An internal pro-
gram error
occurred in the
SERVOPACK.)
A.030:
Main Circuit
Detector Error
A.040:
Parameter Set-
ting Error
(A parameter set-
ting is outside of
the setting
range.)
A.041:
Encoder Output
Pulse Setting
Error
12-12
Possible Cause
A failure occurred in
–
the SERVOPACK.
A failure occurred in
–
the SERVOPACK.
A failure occurred in
–
the SERVOPACK.
The SERVOPACK and
Check the combination
Servomotor capaci-
of the SERVOPACK and
ties do not match
Servomotor capacities.
each other.
The motor parameter
file was not written to Check to see if the
the linear encoder. motor parameter file
(This applies only was written to the lin-
when not using a ear encoder.
Serial Converter Unit.)
A failure occurred in
–
the SERVOPACK.
Check the setting
A parameter setting is
ranges of the parame-
outside of the setting
ters that have been
range.
changed.
Check the electronic
gear ratio. The ratio
The electronic gear
must be within the fol-
ratio is outside of the
lowing range: 0.001 <
setting range.
(Pn20E/Pn210) <
64,000.
The setting of Pn212
(Number of Encoder
Output Pulses) or
Pn281 (Encoder Out-
Check the setting of
put Resolution) is out-
Pn212 or Pn281.
side of the setting
range or does not sat-
isfy the setting condi-
tions.
Confirmation
The SERVOPACK may be
faulty. Replace the
SERVOPACK.
The SERVOPACK may be
faulty. Replace the
SERVOPACK.
The SERVOPACK may be
faulty. Replace the
SERVOPACK.
Select a proper combina-
tion of SERVOPACK and
Servomotor capacities.
Write the motor parame-
ter file to the linear
encoder.
The SERVOPACK may be
faulty. Replace the
SERVOPACK.
Set the parameters to val-
ues within the setting
ranges.
Set the electronic gear
ratio in the following
range: 0.001 < (Pn20E/
Pn210) < 64,000.
Set Pn212 or Pn281 to an
appropriate value.
Continued from previous page.
Correction Reference
–
–
–
page 1-9
page 5-18
–
–
page 5-43
page 6-20
Continued on next page.