CP-7[732-742]-series Mechanical Reference(2.9E).pdf - 第219页

2.2 Alarm Codes and T roubleshooting Check List Alarm status, cause, and remedy are listed in the following table to facilitate troubleshooting of alarm codes. Note: Some of the repairs, such as replacement of a servo mo…

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X-, D1-, D2-, and Cam-Axes Servo Amp Alarm Display
(1)
(2)
(3)
(4)
<CP-742ME> <CP-742E>
(1)
(2)
(3)
(4)
<CP-732E>
Cam-axis X-axis D1-axis D2-axis
CN3 connector
LED panel
C7SM6004
(1) (2) (3) (4)
D1-axis D2-axis
Cam-axisX-axis
Part 5 Chapter 2 Servo System Troubleshooting
Edition 2.6 5-2-3 CP-7 series Mechanical Reference
2.2 Alarm Codes and Troubleshooting Check List
Alarm status, cause, and remedy are listed in the following table to facilitate
troubleshooting of alarm codes.
Note: Some of the repairs, such as replacement of a servo motor or servo pack, require special
training and expertise. Contact a Fuji agent before attempting to perform any of these
procedures. Please have the “Check List for Troubleshooting” available for reference when
contacting a Fuji agent for assistance.
Part 5 Chapter 2 Servo System Troubleshooting
Edition 2.6 5-2-4 CP-7 series Mechanical Reference
AC Servopack Check List for Troubleshooting
Alarm Alarm Name Status Cause Check Item Remedy
A.02 Parameter Break-
down
• Occurs at power ON. • Servopack power supply
malfunctions.
• Servopack defective.
• Does AC power supply
sometimes provide 30V to 60V?
• Restore the AC power supply.
• Replace the Servopack.
A.03 Main Circuit
Detector Error
• Occurs at power ON or
during operation
• Servopack power supply
malfunctions.
• Servopack defective.
• Does AC power supply
sometimes provide 30V to 60V?
• Restore the AC power supply.
• Replace the Servopack.
A.04 Parameter Setting
Error
• Occurs at power ON or
during operation.
• Servopack defective.
• SERCOS IF defective.
• Replace the Servopack.
• Replace the SERCOS IF.
A.05 Combination Error • Occurs at power ON. • Servopack capacity does not
match motor capacity.
• Servopack defective.
• Check the combination of
Servopack capacity and motor
capacity.
• Servopack defective.
• Match the Servopack capacity
to the motor capacity.
• Replace the Servopack.
• Replace the motor.
A.10 Overcurrent • Occurs at control power
ON.
• Overcurrent occurs at
main power ON or during
motor operation.
• Servopack defective.
• Servopack detects overcurrent
by mistake.
• Failure in electronic overload
thermal relay forced reset for
overload alarm
• Grounding: Grounding in motor
or motor cable wiring.
• Shortcircuit in load: Load short-
circuit in motor or motor cable
• Shortcircuit in load: Load short-
circuit in main circuit in
Servopack.
• Improper connection between
phases U, V and W and ground,
shortcircuit between phases or
incorrect ground wiring.
• Use a tester to check between
phases U, V and W.
• DB circuit or regenerative circuit
resistor or wiring grounding.
• Replace the Servopack.
• Replace the motor or manually
correct the motor cable to
eliminate grounding.
• Replace the motor or manually
correct the motor cable to
eliminate grounding.
• Replace the Servopack.
NP1MT001E
Part 5 Chapter 2 Servo System Troubleshooting
Edition 2.6 5-2-5 CP-7 series Mechanical Reference