> But what if you put in a cartridge, does this go > before a disc, or is the disc first ? Which > mechanism controls this ? Cartridge is called first time without diskdrive. If cartridge needs diskdrive, it returns control back to BIOS and starts, when it is called second time. > Even so, the MSX title screen. Where does it come > from ? The bios/basic rom ? MSX loby NYYRIKKI - General