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(1) Module status and LED status
The following table lists the correspondence between the module status and the LED status.
*1 Either of ON, Flashing, or OFF.
*2 Either of ON or OFF.
*3 When the module is failed, the LED may not turn on.
Module status
Data link
status
LED status
PW
LED
RUN
LED
MODE
LED
D LINK
LED
ERR.
LED
ALM
LED
O/G
LED
Normal mode
Disconnecting Disconnection ON ON ON OFF OFF OFF OFF
Link in progress
Data link in
operation
ON ON ON ON OFF OFF OFF
Reserved station
specification in
progress
Cyclic stop ON ON ON Flashing OFF OFF OFF
Link stop Cyclic stop ON ON ON Flashing OFF OFF OFF
Offset/gain setting mode - ON OFF OFF OFF OFF OFF ON
Unit test
In progress - ON ON Flashing *1 OFF OFF OFF
Normal
completion
- ON ON OFF OFF OFF OFF OFF
Abnormal
completion
- ON ONOFFOFFONOFFOFF
Communication error Cyclic stop ON ON ON Flashing ON OFF OFF
Error
Major error - ON OFF *2 *1
ON
*3
*1 OFF
Moderate error - ON ON *2 *1 ON *1 OFF
Warning Minor error - ON ON *2 *1 Flashing *1 OFF
Alarm
Alert - ON ON ON *1 *1 ON OFF
Out-of-range
digital value
error
-ONONON*1*1FlashingOFF