Yamaha SRCD User Manual page 143

No. Symptom
Program 1)
3
stops by itself
during
automatic
operation.
2)
Causes
Error occurred on • Check if an error has occurred by
the PROFIBUS monitoring the network status
system during
information on master PLC.
communication.
Controller is • Referring to "2-5-1 Validating the
defective. PROFIBUS unit", invalidate the
PROFIBUS unit and try operating the
robot separately with the controller.
Checkpoints
137
CHAPTER2 PROFIBUS Unit
Remedy
• Check for any problems with noise or
the wiring specifications, and
eliminate factors causing errors on the
PROFIBUS system.
• If the program stops by itself even
during independent controller
operation, then the controller is
probably defective, so replace the
controller.