Mitsubishi Melsec-A AJ65SBT - 6.6.3 Troubleshooting when the CC-Link;LT side ERR. LED of the AJ65 SBT-CLB has turned on;is flickering

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MELSEC-
A
6 TROUBLESHOOTING
6.6.3 Troubleshooting when the CC-Link/LT side "ERR." LED of the AJ65SBT-CLB has
turned on/is flickering
The CC-Link/LT side "ERR."
LED of the AJ65SBT-CLB has
turned on/is flickering
Is the LED
flickering or on?
On
YES
Flickering
Consult your local Mitsubishi service
center or representative, explaining
a detailed description of the problem.
Is the CC-Link/
LT side transmission speed
switch of the AJ65SBT-CLB
set correctly?
Has any
setting switch setting been
changed during
operation?
Return the setting switch to the
previous position.
Correct the CC-Link/LT side
point mode setting of the
AJ65SBT-CLB.
Power off, then on again.
Is the CC-
Link/LT side point mode
switch of the AJ65SBT-CLB
set correctly?
Complete
Correct the CC-Link/LT side
transmission speed setting of
the AJ65SBT-CLB .
YES
NO
NO
YES (Changed)
NO
(Not changed)
Power off, then on again.