SMC Networks JXC73 Series User Manual

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No.SFOD-OMT0010-B
15. Troubleshooting
Refer to the table below for troubleshooting. When none of the causes in the troubleshooting are
possible to be confirmed, it is presumed that the product is faulty and normal operation could only be
recovered by the replacement of a part.
It is possible that this product may be damaged due to the operating conditions (applications). Please
contact SMC to discuss appropriate measures.
15.1 Operation Errors
Problems
Possible
causes
Investigation method
Countermeasures
Does not
operate at
all.
Power fault
Check that the green LED (PWR) on the
controller is ON?
Check the power, voltage and current supplied
to the controller.
-> 4. Product Specifications
-> 5.1Connector specifications
Stop
command
Check that 24 VDC is supplied to the EMG
terminal.
If it is not energized, the servo will be OFF
and does not operate.
Supply 24 VDC to the EMG terminal.
External
equipment
failure
Check that the PLC connected to the
controller is operating correctly.
Check the operation of a single unit of the
controller with a test run.
Refer to this Operation Manual and take
appropriate measures.
-> 6.3 Parallel I/O signals
Incorrect
wiring
Check that the wiring is connected
correctly?
Refer to the controller operation manual to
confirm wiring, and check for broken wires
and short-circuits.
Correct the wiring so that the input/output of
each signal is performed appropriately.
Prepare a separate power supply for the main
control, motor drive and motor control, and
input/ output signals.
-> 2.3 Product configuration
-> 5. Power supply connector
-> 6.4 Parallel I/O Wiring Example
Alarm
generated
Check if the controller has generated an
alarm? Check the type of alarm, referring to
this Operation Manual.
Refer to thismanual and take appropriate
measures.
-> 11. Alarm detection
Lock
release
error
When the unlock switch is turned ON or
OFF there is an unlocking sound made.
If there is no sound of lock release, the lock
brake may be broken.
-> If the problem persists, please contact
SMC.
Unsuitable
specification
Check that the controller parameter
settings for the product model and power
supply specification are appropriate for the
actuator connected.
Check that the actuator product number
matches the controller parameters.
Check that the power supply specification is
correct,
-> 4. Product Specifications

SMC Networks JXC73 Series Specifications

General

Brand	SMC Networks
Model	JXC73 Series
Category	Controller
Language	English