5-2 Connecting to the Host Using Controller Link
5-24
Indicators Probable cause Remedy
RUN ERC ERH INS
Lit
−
Lit
−
Routing table setting error. Remake and set the routing tables
correctly, referring to System Settings
and Project Properties in the CX-
Designer’s Online Help.
When the routing tables are not being
used, delete the routing tables.
EEPROM error. Send a FINS command to the Control-
ler Link Interface Unit to read status,
correct the data where the error has
occurred, and reset the Board. If the
error occurs again, replace the Control-
ler Link Interface Unit.
Lit
− −
Not lit Terminating resistance is not set
correctly.
Turn ON the terminating resistance at
the nodes at both ends of the network
and turn it OFF at all other nodes.
Cables are not connected cor-
rectly.
Check the cable connections and re-
connect correctly.
The node address is larger than
the maximum node address set
for the network parameters.
Either reset the maximum node ad-
dress using Controller Link Support
Software or reset the node address to
below the maximum.
No other nodes exist. Ensure that 2 or more nodes exist
within the Network.
No nodes have been set as
polling node.
Set the polling node using the CX-
Server.
The set baud rate is different
from other nodes.
Reset the baud rate for the Controller
Link in the CX-Designer’s Communica-
tion Setting. For details on setting the
baud rate, refer to System Settings and
Project Properties in the CX-
Designer’s Online Help.
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