YASKAWA SGD7S-xxxDA0 series, Product Manual

Page: 534 / 636

16.2 Alarm Displays
16.2.2 Troubleshooting Alarms
16-28
A48h:
EEPROM Param-
eter Data Error
The power supply
was shut OFF while
writing parameter set-
tings.
Check the timing of
shutting OFF the power
supply.
Initialize the parameter
settings (
restore default
parameters (1011h)) and
then set the parameters
again.
–
The number of times
that parameters were
written exceeded the
limit.
–
Repair or replace the
SERVOPACK. Recon-
sider the method for writ-
ing the parameters.
–
The power supply
voltage suddenly
dropped.
Measure the power
supply voltage.
Set the power supply volt-
age within the specified
range, and initialize the
parameter settings
(
restore default parame-
ters (1011h)).
–
A failure occurred in
the SERVOPACK.
–
Replace the SERVO-
PACK.
–
b33h:
Current Detec-
tion Error 3
A failure occurred in
the current detection
circuit.
–
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
–
bF0h:
System Alarm 0
A failure occurred in
the SERVOPACK.
–
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
–
bF1h:
System Alarm 1
A failure occurred in
the SERVOPACK.
–
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
–
bF2h:
System Alarm 2
A failure occurred in
the SERVOPACK.
–
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
–
bF3h:
System Alarm 3
A failure occurred in
the SERVOPACK.
–
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
–
bF4h:
System Alarm 4
A failure occurred in
the SERVOPACK.
–
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
–
bF5h:
System Alarm 5
A failure occurred in
the SERVOPACK.
–
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
–
Continued on next page.
Continued from previous page.
Alarm Code:
Alarm Name
Possible Cause Confirmation Correction Reference