22
(1) Module status and LED status
The following table shows how module status and LED status correspond each other.
*1 Either On, Flashing, or Off.
*2 Either On or Off.
*3 A failure of the module may not allow the LED to 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
Data link in operation 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 Flashing Off
*1
On
Unit test
In progress On On Flashing
*1
Off Off Off
Completed
successfully
On On Off Off Off Off Off
Completed with an
error
On On Off Off On Off Off
Communication error Cyclic stop On On On Flashing Off 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 issued On On On
*1 *1
On Off
Input signal error
occurred
On On On
*1 *1
Flashing Off
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