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Troubleshooting Of Motion Cpu Module And I/o Modules - Mitsubishi Electric Q173CPU User Manual

Q series motion controller.
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6 INSPECTION AND MAINTENANCE

6.6.2 Troubleshooting of Motion CPU module and I/O modules

This section describes the contents of troubles for the error codes and corrective
actions of the troubles.
As for troubleshooting of PLC CPU, refer to the QCPU User's Manual (Function
Explanation, Program Fundamentals) of their respective modules.
POINT
Check that the operating system software is installed at the time of Motion CPU
module start.
(1) Troubleshooting flowchart
The followings show the contents of the troubles classified into a variety of
groups according to the types of events.
Error-occurrence description
"POWER" LED is OFF
"MODE" LED is OFF
"RUN" LED is OFF
"ERR." LED is ON/ flickers
「M . RUN 」LED が点灯している
"M.RUN" LED is OFF
"BAT." LED is ON
I/O module is not operating correctly
The peripheral devices cannot
communicate to the Motion CPU.
The power supply of teaching unit
is not turned on.
(a)
"Flowchart for when "POWER" LED is turned off."
(b)
"Flowchart for when "MODE" LED is turned off."
(c)
"Flowchart for when "RUN" LED is turned off."
(d)
"Flowchart for when "ERR." LED is turned on/
flickered."
(e)
"Flowchart for when "M.RUN" LED is turned off."
(f)
"Flowchart for when "BAT." LED is turned on."
(g)
"Flowchart for when output load of output module
is not turned on."
(h)
"Flowchart for when the peripheral device cannot
communicate to the Motion CPU."
(i)
"Flowchart for when the power supply of teaching
unit is not turned on."
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