On Mar 26, 7:11 pm, Mark McDougall <msmcd...@no.spam.iinet> wrote: > Disk II Interface in slot #4 - success (but couldn't save). Now, that's interesting. I imagine EsDOS assumes slot 6 as the default. could you have sent DOS down the wire, then INIT HELLO,S4? (I'd try it, but am out of town at the moment...)