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So, i received my new ring today and it works perfectly. It's really fun to fly with this ring
Thank you for your great Support, this thread can be closed!

Best regards,
Benjamin Stuetz

Thank you Markus and Chad! In the bag wasn't the L1 part. I contacted the Seedstudio-Support and asked them to send me a new ring. I will tell you if the ring is delivered.

Have you install the correct driver via zadig? You shoud choose the libusb0 driver by clicking the arrows next to the the driver selection. And have you install the latest PC-Client? You can download it from here: https://github.com/bitcraze/crazyflie-clients-python/releases . Best regards! Benjami ...

Okay, I checked the parameters, unfortunately without success. The pins seems to connect rightly. I bought yesterday also a multimeter, so could you please give me the directions where to measure? Thank you.

Here is the LED-Ring electronics picrure:

I tried to turn on the front LEDs but it doesn't work. Unfortunately I have no experience with a multimeter . Is there anything I can do/test in the PC-Client?

First of all, thank you for the quick answers! I checket all options and updatet the firmware and the Crazyflie PC Client. At the startup-log the Crazyflie 2.0 says the following: INFO:cflib.crazyflie.mem:OW 0DC49008000000D0 <BC:01>: {'Board revision': 'B', 'Board name:' 'bcLedRing'} I think, that m...

Hi Community!

I received my Crazyflie 2.0 LED-Ring extension board today. I attach it to my Crazyflie 2.0. How can I turn on the LED's? There is no instruction in the WIKI, the forum or the web.
I hope, you can help me,

Best regards,
Benjamin Stuetz

P.S: Sorry for my bad english