Mitsubishi MOTION CONTROLLERS Q172DCPU Instrukcja Użytkownika Strona 160

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6 INSPECTION AND MAINTENANCE
(b) Flowchart for when " ." does not flash in the first digit of
7-segment LED
END
YES
YES
NO
NO
Is the
connecting direction
of extension cable correctly?
(Isn't IN-IN or OUT-OUT
connection?)
"STOP"
YES
NO
"RESET"
Connect the extension cable correctly.
Set the RUN/STOP/RESET and
RUN/STOP switch to "STOP"
Is the
RUN/STOP/RESETand
RUN/STOP switch of CPU
No.1 and target CPU Module
set to STOP?
(Note) : Normally, " . " flashes in the first digit of
7-segment LED.
YES
NO
" ." does not flash in the first digit of
7-segment LED.
(a)
"Flowchart for when "POWER" LED
turns off"
Does " . " flash
in the first digit of 7-segment
LED?
H/W fault
Check operation in the order starting
with the minimum system.
If the module will not work, explain
the error symptom and get advice
from out sales representative for the
modules with failure.
Does "POWER"
LED turn on?
Does " . " flash
in the first digit of 7-segment
LED?
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