Description of the device
2.4 LED display
2.4.2
SCALANCE M876-3, M876-4
LED
F
26
Status
Meaning
OFF
No fault/error.
ON
The device is starting up or an error has occurred.
Possible errors/faults:
Wrong PIN number
•
Flashing
The bootloader waits in this state for a new firmware file that you can
download using TFTP.
Flashing
Firmware on PLUG
The device is performing a firmware update or downgrade.
at the inter-
val: 2000
ms on / 200
ms off
Operating Instructions, 08/2018, C79000-G8976-C331-08
SCALANCE M874, M876