10.1 Troubleshooting
10-15
10
* 1. The alarm meaning differs depending on the SERVOPACK capacity.
•
For the SERVOPACK with a capacity of 5.0 kW or lower:
A.40: Overvoltage detection alarm
A.41: Undervoltage detection alarm
•
For the SERVOPACK with a capacity of 6.0 kW or higher:
A.40: Alarm detecting excessively high/low voltage in the main circuit
A.41: Not used
* 2. This alarm occurs when the communications is still disabled five seconds after digital opera-
tor power supply is ON, or when digital operator communications disabled status stays while
an application module is connected.
* 3. This alarm occurs when digital operator received data error occurs consecutively five times,
or when the state that digital operator receives no data from SERVOPACK for one second or
more occurs consecutively three times.
A.F1
Power Line
Open Phase
(In the main
power supply
ON status, the
voltage stays low
for 1 second or
more at one of
the phases R, S,
and T.)
(Detected when
the main circuit
power supply
turns ON.)
Occurred when the
control power sup-
ply was turned ON.
A SERVOPACK fault occurred.
Replace the SERVOPACK.
Occurred when the
main circuit power
supply was turned
ON.
The three-phase power supply wiring is incorrect.
Correct the power supply wiring.
The three-phase power supply is unbalanced.
Balance the power supply by changing phases.
A SERVOPACK fault occurred.
Replace the SERVOPACK.
Occurred when the
servomotor was
running.
The contact in three-phase power supply wiring is
faulty.
Correct the power supply wiring.
Three-phase power supply is unbalanced.
Balance the power supply.
A SERVOPACK fault occurred.
Replace the SERVOPACK.
CPF00
Digital Opera-
tor Transmis-
sion Error 1
∗
2
Occurred when the
power supply was
turned ON with dig-
ital operator con-
nected or
when connecting
digital operator with
the power supply
was turned ON.
The contact between the digital operator and the
SERVOPACK is faulty.
Insert securely the connector, or replace the cable.
The external noise interference occurred to the digi-
tal operator or cable.
(The digital operator cable is near noise source.)
Do not lay the cable near noise source.
Install digital operator far from noise source.
CPF01
Digital Opera-
tor Transmis-
sion Error 2
∗
3
A digital operator fault occurred.
Replace the digital operator.
A SERVOPACK fault occurred.
Replace the SERVOPACK.
Table 10.6 Alarm Display and Troubleshooting (Cont’d)
Alarm
Display
Alarm Name
Situation at Alarm
Occurrence
Cause
Corrective Actions
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