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cheking mine says firmware 050, hardware 3, uptodate, about 1.5 years old, no problem so far

same noise from my drivo, 400km only, it was a bit noisy brand new. saw the video, removed the plastic "window", I used vasoline from the pharmacy, lubricated the toothed belt between each theeth one by one and the right side, small amount using a small paint brush. it took me 10 minutes. ...