YASKAWA Sigma-7 Series Product Manual page 122

6.1 Alarm Displays
6.1.2 Troubleshooting Alarms
Alarm Number:
Alarm Name
A.F10:
Power Supply
Line Open Phase
(The voltage was
low for more than
one second for
phase R, S, or T
when the main
power supply
was ON.)
*5
FL-1 :
System Alarm
*5
FL-2 :
System Alarm
*5
FL-3 :
System Alarm
*5
FL-4 :
System Alarm
*5
FL-5 :
System Alarm
*5
FL-6 :
System Alarm
CPF00:
Digital Operator
Communications
Error 1
CPF01:
Digital Operator
Communications
Error 2
*1.
For details, refer to the following manual.
6-34
Possible Cause
The three-phase
power supply wiring is
not correct.
The three-phase
power supply is
unbalanced.
A single-phase power
supply was input with-
out specifying a sin-
gle-phase AC power
supply input (Pn00B =
n.1).
A failure occurred in
the SERVOPACK.
A failure occurred in
the SERVOPACK.
There is a faulty con-
nection between the
Digital Operator and
the SERVOPACK.
A malfunction was
caused by noise.
A failure occurred in
the Digital Operator.
A failure occurred in
the SERVOPACK.
Σ Σ
-7-Series -7W SERVOPACK with MECHATROLINK-III Communications References Product Manual
(Manual No.: SIEP S800001 29)
Confirmation
Check the power sup- Make sure that the power
ply wiring. supply is correctly wired.
Measure the voltage for
each phase of the Balance the power sup-
ply by changing phases.
three-phase power sup-
ply.
Check the power sup-
Match the parameter set-
ply and the parameter
ting to the power supply.
setting.
Turn the power supply to
the SERVOPACK OFF and
ON again. If the alarm still
–
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
Turn the power supply to
the SERVOPACK OFF and
ON again. If the alarm still
–
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
Disconnect the connec-
Check the connector
tor and insert it again. Or,
contact.
replace the cable.
Keep the Digital Operator
– or the cable away from
sources of noise.
Disconnect the Digital
Operator and then con-
nect it again. If the alarm
– still occurs, the Digital
Operator may be faulty.
Replace the Digital Oper-
ator.
Turn the power supply to
the SERVOPACK OFF and
ON again. If the alarm still
–
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
Continued from previous page.
Correction Reference
*1
–
*1
–
–
–
–
–
–