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LED
F
P1
R1
R2
1) Not for SCALANCE W748-1 M12, SCALANCE W788-2 M12 and SCALANCE W788-2 M12 EEC
SCALANCE W788-x / W748-1
Operating Instructions, 03/2022, A5E03678333-17
Color
Meaning
Access point mode:
Flashing yellow
With DFS (802.11h), the channel is scanned for one minute for
competing radar signals before the channel can be used for data
traffic.
Interval:
100 ms on /
100 ms off
Off
No fault/error.
Red
The device is starting up or an error has occurred.
Flashing red
The bootloader waits in this state for a new firmware file that you can
download by TFTP.
Interval:
500 ms
on / 500 ms off
Flashing red
Firmware on PLUG:
The device is performing a firmware update or downgrade.
Interval:
2000 ms
on / 200 ms off
Red
A competing radar signal was found on all enabled channels.
Simultaneous
R1/R2 yellow
flashing
Flashing yellow
The port LEDs flash for detection of device location.
The "LED flash" function is
•
Either with SINEC PNI
•
Or via the WBM page "Discovery and Set via DCP"
Description of the device
4.5 LED display
31
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