Mitsubishi Melsec-A AJ65SBT - 6.5 CC-Link Side Troubleshooting; 6.5.1 Troubleshooting when the CC-Link side L RUN LED of the AJ65 SBT-CLB has turned off

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MELSEC-
A
6 TROUBLESHOOTING
6.5 CC-Link Side Troubleshooting
6.5.1 Troubleshooting when the CC-Link side "L RUN" LED of the AJ65SBT-CLB has turned
off
The CC-Link side "L RUN"
LED of the AJ65SBT-CLB has
turned off.
Is the
"SD" LED of the
master station on
(flickering)?
Complete
Is the transmission
speed setting correct?
Is the
communication cable
wired correctly?
1
Set the transmission speed
Power on/press the reset
switch.
The corresponding module
failure (Transmission speed
setting switch)
Wire the communication
cable correctly.
The corresponding module
failure (Station number
switches)
Set the station number
correctly.
Power on/press the reset
switch.
YES
NO
YES
YES
NO
YES
NO
NO
Are the
station number switches set
correctly (not overlapping with
other stations)?
1 : Check for a short, reversed connection, wire breakage, terminating resistors, FG connection, overall distance and
station-to-station distance.