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282
Troubleshooting Using Indicators
Section 9-1
Not lit Not lit Not lit Not lit Power is not being sup-
plied correctly to the PLC.
Check the power supply
voltage and supply at the
recommended voltage.
The Controller Link Unit
has become loose.
Secure the Controller Link
Unit firmly.
The Bus Connection Unit
has become loose.
Tighten the mounting
screws on the Bus Con-
nection Unit.
The Controller Link Unit is
mounted in the wrong slot.
Refer to
and
and mount the Unit cor-
rectly.
The Controller Link Unit is
faulty.
If the indicators do not light
when the Unit is mounted
on another PLC, replace
the Controller Link Unit.
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.
Lit
---
Lit
---
Routing table setting error
or a Routing Table Enable
Bit setting error.
Remake and set the rout-
ing table correctly, referring
to
When no routing
table is being used, turn
OFF the Routing Table
Enable Bit.
The Unit is mounted to a
non-compatible PLC.
Refer to
and reinstall the Unit on
the appropriate PLC.
An error has occurred in
the PLC.
Refer to the PLC’s opera-
tion manual and correct
the error. If the error occurs
again, replace the PLC.
EEPROM error
Refer to
, cor-
rect the data where the
error has occurred, and
reset the Unit. If the error
occurs again, replace the
Controller Link Unit.
Indicators
Probable cause
Probable remedy
RUN
ERC
ERH
INS
Содержание C200HW-CLK21
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Страница 12: ...xiii TABLE OF CONTENTS Index 367 Revision History 373 ...
Страница 13: ...xiv ...
Страница 19: ...xx ...
Страница 57: ...32 Application Precautions Section 1 5 Example CX Programmer Response Timeout Setting ...
Страница 69: ...44 Message Service Procedure Section 2 2 ...
Страница 111: ...86 Constructing Networks with Repeater Units Section 3 4 ...
Страница 154: ...129 Setting Data Links Section 5 2 Device Information Setting Data Link Tables ...
Страница 261: ...236 Response Codes Section 6 7 ...
Страница 297: ...272 Message Delay Times Section 8 4 ...
Страница 353: ...328 Handling Precautions Section 9 6 ...
Страница 364: ...339 Changing the Data Link Tables with Active Data Links Section 10 2 ...
Страница 365: ...340 Changing the Data Link Tables with Active Data Links Section 10 2 ...
Страница 369: ...344 Standard Models Appendix A ...
Страница 391: ...366 Using the Relay Terminal Block Appendix C ...
Страница 397: ...372 Index ...
Страница 401: ...376 Revision History ...