YASKAWA E-7-Series SGD7S - Page 435

12.2 Alarm Displays
12.2.2 Troubleshooting Alarms
12-12
A.024:
System Alarm (An
internal program
error occurred in
the SERVO-
PACK.)
A failure occurred in
the SERVOPACK.
–
The SERVOPACK may be
faulty. Replace the SER-
VOPACK.
–
A.025:
System Alarm (An
internal program
error occurred in
the SERVO-
PACK.)
A failure occurred in
the SERVOPACK.
–
The SERVOPACK may be
faulty. Replace the SER-
VOPACK.
–
A.030:
Main Circuit
Detector Error
A failure occurred in
the SERVOPACK.
–
The SERVOPACK may be
faulty.
Replace the SERVO-
PACK.
–
A.040:
Parameter Set-
ting Error (A
parameter set-
ting is outside of
the setting
range.)
The SERVOPACK and
Servomotor capaci-
ties do not match
each other.
Check the combination
of the SERVOPACK and
Servomotor capacities.
Select a proper combina-
tion of SERVOPACK and
Servomotor capacities.
–
A failure occurred in
the SERVOPACK.
–
The SERVOPACK may be
faulty.
Replace the SERVO-
PACK.
–
A parameter setting is
outside of the setting
range.
Check the setting
ranges of the parame-
ters that have been
changed.
Set the parameters to val-
ues within the setting
ranges.
–
The electronic gear
ratio is outside of the
setting range.
Check the electronic
gear ratio. The ratio
must be within the fol-
lowing range: 0.001 <
(Pn20E/Pn210) <
64,000.
Set the electronic gear
ratio in the following
range: 0.001 < (Pn20E/
Pn210) < 64,000.
page 5-47
A.041:
Encoder Output
Pulse Setting
Error
The setting of Pn212
(Encoder Output
Pulses) or Pn281
(Encoder Output Res-
olution) is outside of
the setting range or
does not satisfy the
setting conditions.
Check the setting of
Pn212 or Pn281.
Set Pn212 or Pn281 to an
appropriate value.
page 6-44
Continued from previous page.
Alarm Number:
Alarm Name
Possible Cause Confirmation Correction
Reference
for Correc-
tion