Hello I have a vitodens 222f which is controled by vitotrol 300e. for the last one year, it worked fine. From last week, vitotrol 300e lost connectiton to vitodens 222 f, at very begining, it display the photo 1. after several times of restart, it give me the photo 2 with QR code and photo 3. I tried to reconnect and it doesn't work, I called my contractor, but he has no way to reconnect it. could you please help me?
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