Just dug out my old MDS-JE510 which I've been meaning to look at for a long time but never got around to it. I fixed the self-switch-on/eject limit switch problem - that's now working fine. (Rather than pack the flange with insulating tape, I carefully twisted the metal flange towards the switch so that it now pushes the limit switch all the way in - seemed to me to be a more permanent solution than using sticky tape which could deteriorate over time and fall off.) The other problem with