![background image](http://html1.mh-extra.com/html/omron/cj1w-cort21/cj1w-cort21_operation-manual_742494122.webp)
6 Troubleshooting and Maintenance
6-6
CJ-series User Defined CAN Unit Operation Manual for NJ-series CPU Unit (W517)
6-2-4
Two Dot Indicators
Indicator
Color
Status
Unit Status
Comments
Left Dot
Red
ON
Unit is configured, and communi-
cation is enabled or disabled,
state is ST4 or ST5
Enable communication by turning ON
*_EnblCANComm
. This is confirmed when
*_EnblComm
is ON or communication is
enabled. CAN message can be sent and
received
Flash-
ing
Unit state is ST2, Initialization
error.
Make sure that the unit is wired and
mounted correctly, switch the power on or
wait for unit to initialize. Configure the unit
with message command 2902
OFF
Unit state is ST1, ST2 or ST3, unit
has a startup error or is not (yet)
configured
Make sure that the unit is wired and
mounted correctly, switch the power on or
wait for unit to initialize. Configure the unit
with message command 2902
Right Dot
ON
Unit state is ST5
Communication is enabled
OFF
Communication is disabled, or
unit is in state ST1, ST2 or ST3 or
ST4
Enable communication by turning ON
*_EnblCANComm
. This is confirmed when
*_EnblComm
is ON. Make sure that the
unit is wired and mounted correctly, switch
the power on or wait for until the unit has
initialized. Configure the unit with message
command 2902.
Summary of Contents for CJ1W-CORT21
Page 2: ......
Page 140: ...Appendices A 6 CJ series User Defined CAN Unit Operation Manual for NJ series CPU Unit W517...
Page 141: ...Index 1 CJ series User Defined CAN Unit Operation Manual for NJ series CPU Unit W517 I Index...
Page 144: ...Index 4 CJ series User Defined CAN Unit Operation Manual for NJ series CPU Unit W517 Index...