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16
Manual – MOVI-PLC® advanced DHR41B for EtherNet/IP, Modbus/TCP and PROFINET IO
4
Status LED of the DHR41B option
Assembly and Installation Notes for Ethernet
4.6.2
Status LEDs in PROFINET operation
LED L13
(BUS-FAULT)
The LED
L13 (BUS FAULT)
displays the status of the PROFINET.
LED L14 (RUN)
LED
L14 (RUN)
indicates that the bus electronics are operating correctly.
Status of the
L13 LED
Cause of error
Remedy
Off
•
PROFINET IO device is currently
exchanging data with the PROFINET
IO controller (Data Exchange).
-
Flashing
green
Flashing
green/red
•
The flashing function in the PROFI-
NET IO controller configuration is acti-
vated to visually localize the stations.
-
Red
•
Connection to the PROFINET IO con-
troller has failed.
•
PROFINET IO device does not detect
a link
•
Bus interruption
•
PROFINET IO controller is not in
operation
•
Check the PROFINET connection of the
DHR41B option
•
Check the PROFINET IO controller
•
Check the cabling of your PROFINET
network
Yellow
Flashing yel-
low
•
The STEP 7 hardware configuration
contains a module that is not permit-
ted.
•
Switch the STEP 7 hardware configura-
tion to ONLINE and analyze the status
of the components of the slots in the
PROFINET IO device.
Status of the
L14 LED
Cause of error
Remedy
Green
•
DHR41B hardware OK.
•
Proper operation
-
Off
•
DHR41B is not ready for operation.
•
Switch the unit on again. Consult SEW
Service if the error occurs again.
Red
•
Error in the DHR41B hardware
Flashing
green
•
Hardware of the DHR41B does not
boot up.
Flashing yel-
low
•
Switch the unit on again. Set default IP
address parameters via DIP switch 'S1'.
Consult SEW Service if the error occurs
again.
Yellow
•
Switch the unit on again. Consult SEW
Service if the error occurs again.
Summary of Contents for DHR41B
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