Hi! What’s not quite right with Roon? · None of the above quite fits None of the above quite fits · None of these quite match Tell us what's going on · I would like to report a bug occuring with my Kef LSX II when using Roon via Roon Ready as a source. Happy Path ----- Box is switched off. Playba…

Hey @Thorsten_Schafer , welcome back to the community. This looks like a device-side input handoff problem with the KEF, since Roon can start playback cleanly when it is already on WLAN, but not when the speaker is brought up by IR first. Does the same refusal happen if the LSX II is turned on with…

Hi @Thorsten_Schafer , Circling back on this, have you had a chance to try the 10 to 20 second wait after turning the LSX II on with the IR remote, and does the refusal still show up? If you have a moment, please send us the exact local date and time of a failed attempt, since we were going to enabl…

Hi @noris I tried the 20 second wait today. I switched on the Kef LSX II at 07:12:00 UTC+2 with the IR remote. I waited until 07:12:20 UTC+2 and attempted to start play in roon. Same error “Audio device refused to switch input to Roon”. I tried several times again. This seems to be a bug in the…

Some users got directly from the KEF support a newer firmware version, which isn’t released official yet for solving the problem with DSD. I’ve set in for the KEF converting to max 24/96 PCM in Roon, because this the maximum that the speakers can handle internally. With this, there isn’t any probl…

Hello @Thorsten_Schafer We have seen similar reports from KEF users. Our recommendation here would be to reach out to KEF support directly. [image] Intermittent Distorted Playback on KEF LSX II via Roon (ref#L63RXS) Support If this is only happening with DXD …

Roon Ready input switching bug with Kef LSX II (ref#S8CFMV)

Support

vadim (Vadim) September 1, 2026, 1:16pm 6

Hello @Thorsten_Schafer

We have seen similar reports from KEF users. Our recommendation here would be to reach out to KEF support directly.