YASKAWA Sigma-7-Series Product Manual page 93

Alarm Number:
Possible Cause
Alarm Name
Pn600 (Regenerative
Resistor Capacity) is
not set to 0 and an
External Regenerative
Resistor is not con-
nected to one of the
following SERVO-
PACKs: SGD7S-2R8A
or -2R8F.
The jumper between
the regenerative resis-
tor terminals (B2 and
B3) was removed
from one of the fol-
lowing SERVO-
A.300:
PACKs: SGD7S-
Regeneration
120A.
Error
The External Regener-
ative Resistor is not
wired correctly, or was
removed or discon-
nected.
A failure occurred in
the SERVOPACK.
Confirmation
Connect an External
Check to see if an Regenerative Resistor, or
External Regenerative set Pn600 (Regenerative
Resistor is connected Resistor Capacity) to 0
(setting unit: ×10 W) if no
and check the setting of
Pn600. Regenerative Resistor is
required.
Check to see if the
jumper is connected Correctly connect a
between power supply jumper.
terminals B2 and B3.
Check the wiring of the Correct the wiring of the
External Regenerative External Regenerative
Resistor. Resistor.
While the main circuit
power supply is OFF, turn
the control power supply
to the SERVOPACK OFF
– and ON again. If an alarm
still occurs, the SERVO-
PACK may be faulty.
Replace the SERVO-
PACK.
5.3 Troubleshooting Alarms
Continued from previous page.
Correction Reference
*1
*1
–
Continued on next page.
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