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5 - 5
5 Troubleshooting
CJ-series EtherCAT Slave Units Operation Manual (W541)
5-2 T
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5-
2-1 C
hecking for Er
rors and T
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bleshooting with the In
dicators
5-2
Troubleshooting with Indicators
Use the indicators to determine the error status of the EtherCAT Slave Unit. Refer to
page 2-3 for information on indicators.
This section provides information for checking errors and troubleshooting with the indicators on the
EtherCAT Slave Unit.
Here, the following abbreviations are used to describe the status of the indicators.
5-2-1
Checking for Errors and Troubleshooting with the Indicators
Indicators
Name
Function
L/A IN
The L/A IN indicator shows the link activity of the input port.
L/A OUT
The L/A OUT indicator shows the link activity of the output port.
ECAT RUN
The ECAT RUN indicator shows the operating status of EtherCAT communications for the
EtherCAT Slave Unit.
ECAT ERR
The ECAT ERR indicator provides information on errors in the EtherCAT Slave Unit.
RUN
The RUN indicator provides information on the operation of the EtherCAT Slave Unit.
ERC
The ERC indicator provides information about errors of the EtherCAT Slave Unit.
ERH
The ERH indicator provides information about errors of the CPU Unit.
Indicator Timing Status
Abbreviation
Indicator status
Lit
Lit
Not Lit
Not lit
FS
This abbreviation indicates a flashing pattern other than flickering, blinking, single flash, and
double flash.
FK
Flickering
B
Blinking
SF
Single flash
DF
Double flash
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Summary of Contents for CJ1W- ECT21
Page 1: ...Cat No W541 E1 02 OPERATION MANUAL SYSMAC CJ Series CJ1W ECT21 EtherCAT Slave Unit ...
Page 8: ...CONTENTS 6 CJ series EtherCAT Slave Units Operation Manual W541 ...
Page 30: ...Revision History 28 CJ series EtherCAT Slave Units Operation Manual W541 ...
Page 32: ...Sections in this Manual 30 CJ series EtherCAT Slave Units Operation Manual W541 ...
Page 148: ...Appendices A 34 CJ series EtherCAT Slave Units Operation Manual W541 ...
Page 149: ...I 1 I CJ series EtherCAT Slave Units Operation Manual W541 Index ...
Page 152: ...I 4 CJ series EtherCAT Slave Units Operation Manual W541 Index ...
Page 153: ......