6 - 7 6 - 7
MELSEC-
6 TROUBLESHOOTING
6.5.2 Troubleshooting when the CC-Link side "L ERR." LED of the AJ65SBT-CLB is
flickering
The CC-Link side "L ERR." LED
of the AJ65SBT-CLB is flickering
Check how the LED
is flickering.
Periodically
Has any
setting switch setting been
changed during
operation?
YES
Consult your local Mitsubishi
service center or representative,
explaining a detailed description
of the problem.
Complete
Not periodically
NO
Is the
communication
cable wired correctly?
1
YES
NO
Wire the communication
cable correctly.
Return the setting switch to the
previous position.
Consult your local Mitsubishi
service center or representative,
explaining a detailed description
of the problem.
1 : Check for a short, reversed connection, wire breakage, terminating resistors, FG connection, overall distance and
station-to-station distance.