130
Troubleshooting
Section 8-1
LNK Indicator
Data Links Won’t Start
For the data links to operate, first the SYSMAC LINK Units must be operating
and participating in the network. First, check the LNK indicator status by refer-
ring to
RUN, ERC, ERH, and INS Indicators
above, and then use the following
table.
Note
In this case, the error log (error code 021D Hex) will be stored. Refer to
8-2
Error Log
for details.
Nodes Not Participate in Data Links
For nodes to participate in the data links, first the SYSMAC LINK Units must
be operating and participating in the network. First, check the LNK indicator
status by referring to
RUN, ERC, ERH, and INS Indicators
above, and then
use the following table.
Note
In this case, the error log (error code 021D Hex) will be stored. Refer to
8-2
Error Log
for details.
LNK
indicator
Probable cause
Remedy
Lit
Data links operating normally.
---
Not lit
The local node has not been entered in the refresh
parameters in the data link tables.
Add the local node to the refresh parameters, then
start the data links.
Flashing
An error has occurred in the CPU Unit of the startup
node.
Refer to the PLC operation manual, eliminate the
error, and start the data links. If the error reoccurs,
replace the CPU Unit.
The data link tables contain an error.
Correct the data link tables, and restart the data links.
Rapid
flashing
Communications cycle time in the data link tables is
is too short.
Either use the automatic setting or increase the set-
ting manually (see note).
LNK
indicator
Probable cause
Remedy
Lit
Data links operating normally.
---
Not lit
The local node has not been entered in the refresh
parameters in the data link tables.
Add the local node to the refresh parameters, then
restart the data links.
Flashing
The data link tables contain an error.
Correct the data link tables, and then start the data
links.
Rapid
flashing
Communications cycle time in the data link tables is
is too short.
Either use the automatic setting or increase the set-
ting manually (see note).
Summary of Contents for CS1W-SLK11-21 - 06-2004
Page 1: ...Cat No W367 E1 02 SYSMAC CS1W SLK11 21 SYSMAC LINK Units...
Page 2: ...CS1W SLK11 21 SYSMAC LINK Units Operation Manual Revised June 2004...
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Page 139: ...122 FINS Commands for SYSMAC LINK Units Section 6 4...
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Page 170: ...153 Appendix B Dimensions CS1W SLK11 Optical SYSMAC LINK Unit Unit mm...
Page 171: ...154 Dimensions Appendix B CS1W SLK21 Coaxial SYSMAC LINK Unit Unit mm...
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Page 202: ...SYSMAC CS1W SLK11 21 SYSMAC LINK Units Cat No W367 E1 02 OPERATION MANUAL...