Omron CVM1-CLK21, Operation Manual

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Troubleshooting Using Indicators Section 9-1
Lit Lit --- Not lit The node address is out-
side the setting range.
Reset the node address to
within the 1 to 32 range.
The same node address is
being used by two different
Units. Reset so that each node
address is used only once
within the same Network.
The Unit is connected to a
SYSMAC LINK Network
(Optical Units only). Check the Network and
reconnect cables correctly.
Lit --- Lit --- Routing table setting error Remake and set the rout-
ing table correctly, referring
to 7-4 Setting Routing
Tables. When no routing
table is being used, delete
the routing table.
The Unit is mounted to a
non-compatible PC. Refer to 1-2-4 Controller
Link Unit Models and PCs
and reinstall the Unit on
the appropriate PC.
An error has occurred in
the PC. Refer to the PC’s operation
manual and correct the
error. If the error occurs
again, replace the PC.
EEPROM error Refer to 9-2 Status Area
and Troubleshooting, cor-
rect the data where the
error has occurred, and
reset the Unit. If the error
occurs again, replace the
Controller Link Unit.
Two Units connected to the
same PC have the same
unit number. Reset so that Units con-
nected to the same PC
(including the CPU Expan-
sion Racks), do not have
the same unit number.
Either there is an error in
the PC I/O table or no table
has been created. Create a correct I/O table
for the PC.
Indicators Probable cause Probable remedy
RUN ERC ERH INS