2.3.2
SCALANCE M816-1
LED
F
L
SCALANCE M812, M816
Operating Instructions, 08/2016, C79000-G8976-C343-04
Status
Meaning
OFF
No fault/error.
ON
The device is starting up or an error has occurred.
Flashing
The bootloader waits in this state for a new firmware file that you can
download using TFTP.
OFF
Device turned off, no power supply.
ON
Device turned on, power supply present.
Description of the device
2.3 LED display
21