Troubleshooting When Output Cannot Be Provided From The Cc-Link/Lt Remote I/O Station - Mitsubishi Melsec-A AJ65SBT User Manual

6 TROUBLESHOOTING
6.6.8 Troubleshooting when output cannot be provided from the CC-Link/LT remote I/O
station
Output cannot be provided
from the CC-Link/LT remote
I/O station
Is the output
recognized by the AJ65SBT-CLB?
(Refer to Section 3.7.8)
YES
Is the output LED on?
YES
Is the external wiring normal?
NO
Correct the external wiring.
Complete
1 : Check for a short, reversed connection, wire breakage, insulation displacement status, terminating resistors, overall distance,
drop line distance (overall drop line length, maximum drop line length) and peripheral environment (noise, etc.).
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For troubleshooting of the remote device station, refer to the user's manual for your
remote device station.
Are there any
NO
problems on the line? 1
Consult your local Mitsubishi
service center or representative,
explaining a detailed description
of the problem.
Is the wiring
NO
check correct? (Section 4.8)
Consult your local Mitsubishi
YES
service center or representative,
explaining a detailed description
of the problem.
YES (With problem)
Correct the wiring of the
communication cables.
NO (Without problem)
NO
Review the program,
parameters and/or wiring.
YES
MELSEC-A
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