Mitsubishi FX2N-64CL-M, User Manual

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FX2N-64CL-M CC-Link/LT Master Block Troubleshooting 12
12-5
12.3 Countermeasures based on detailed error information
The contents of error flags indicated by the BFM #29 (1Dh) and countermeasures against
them are as shown below.
Bit Description Countermeasures
b0
Turns ON when link error has occurred in
some stations. [Turns ON when either or
some bits among BMF #4 (4h) to 7 (7h) have
turned ON.]
For the station number in which error has
occurred, refer to the link error station
information [BFM #4 (4h) to 7 (7h)].
• Securely connect the FX
2N
-64CL-M and
remote modules.
• Make the detailed remote station
information consistent with connected
remote modules.
• Check the connection or power supply to
the power adapter or dedicated power
supply. (For details on the power adapter or
dedicated power supply, refer to "CC-Link/
LT : Power Adapter · Dedicated Power
Supply USER'S MANUAL (Detailed
Volume).)
b1
Turns ON when data link error has occurred
in all stations.
• Securely connect the FX
2N
-64CL-M and
remote modules.
• Make the detailed remote station
information consistent with connected
remote modules.
• Check the connection or power supply to
the power adapter or dedicated power
supply. (For details on the power adapter or
dedicated power supply, refer to "CC-Link/
LT : Power Adapter · Dedicated Power
Supply USER'S MANUAL (Detailed
Volume).)
b2
Turns ON when remote I/O error has
occurred. [Turns ON when either or some
bits among BMF #8 (8h) to 11 (Bh) have
turned ON.]
For the station number, refer to the remote I/
O error information [BFM #8 (8h) to 11 (Bh)].
For the description of error, refer to the
instruction manual of each remote station.
• Refer to the instruction manual of each
remote station.
b3
Turns ON when a remote station not
registered in the detailed remote station
information [BFM #32 (20h) to #95 (5Fh)] is
connected to the network.
• Make the detailed remote station
information consistent with connected
remote modules.
b4
Turns ON when the transmission speed
setting DIP switch is set to an incompatible
position.
• Confirm the transmission speed, then
correctly set the DIP switch.
b5
Turns ON when the power for communication
is downed.
• Confirm that the power is correctly turned
ON in the power adapter or dedicated
power supply.
• Securely connect the FX
2N
-64CL-M,
remote modules and power adapter or
dedicated power supply.