Omron CJ1W-CLK21-V1 ユーザーズマニュアル
290
Troubleshooting Using Indicators
Section 9-1
Troubleshooting with LNK and M/A Indicators
Data Link Cannot be
Started
Started
The following table describes the LNK and M/A indicators at the startup node
and their use in troubleshooting when a data link cannot be started.
and their use in troubleshooting when a data link cannot be started.
Starting a data link depends on the Controller Link Unit operating normally
and participating in the Network. Refer to Troubleshooting with RUN, ERC,
ERH and INS Indicators earlier in this section and check Unit operation before
using the following table.
and participating in the Network. Refer to Troubleshooting with RUN, ERC,
ERH and INS Indicators earlier in this section and check Unit operation before
using the following table.
Indicators
Probable cause
Probable remedy
LNK
M/A
Lit
---
Data link operating normally.
---
Flashing
---
There is an error in the data
link tables.
link tables.
When the ERH indicator is
flashing, remake and set the
data link tables.
flashing, remake and set the
data link tables.
When manual setting is used,
either data link tables have not
been created for the startup
node or there is an error in the
data link tables.
either data link tables have not
been created for the startup
node or there is an error in the
data link tables.
When automatic setting is
used, either the data link
parameters for the startup
node have not been set or
there is an error in the data link
tables.
used, either the data link
parameters for the startup
node have not been set or
there is an error in the data link
tables.
Automatic setting is used with
1:N allocations, but the device
does not support this function.
1:N allocations, but the device
does not support this function.
Use a Controller Link Unit that
supports automatic data link
creation with 1:N allocations.
Refer to Automatic Setting on
page 129 for details.
supports automatic data link
creation with 1:N allocations.
Refer to Automatic Setting on
page 129 for details.
Not lit
Lit
Manually set data links are
already operating on the same
Network.
already operating on the same
Network.
Stop the manually set data
links that are operating and
restart the data links.
links that are operating and
restart the data links.
Not lit
Not lit
Automatically set data links
are already operating on the
same Network.
are already operating on the
same Network.
Stop the automatically set data
links that are operating and
restart the data links.
links that are operating and
restart the data links.
There is an error in the startup
node PLC.
node PLC.
Refer to the PLC’s operation
manual and correct the error. If
the error reoccurs, replace the
PLC.
manual and correct the error. If
the error reoccurs, replace the
PLC.