David Schmidt wrote: > You might have a look here: > http://seb.riot.org/appleII/aladt.sml > It worked! A bit clumsy (obviously it's meant for BIN payloads, so I have to tweak it to work with BAS payloads, or wrap them), but it works. Clean boot - no DOS 3.3 - got a disk in slot 6 drive 1: ]CALL -151 *1FFB.4400R <beep> *1FFBG ] WELCOME TO 48K DOS 3.3 ] I'd say success. -uso.