Changes
* [[Media:Manual de las Unidades Vortex.pdf|Manual de las Unidades Vortex]] {{ES}} (manual)
* [[Media:VDOS20X.ROM|VDOS 2.0-X ROM]]
* [https[Media://www.cpcwiki.eu/imgs/9/9e/NEC_FD1035_Floppy.pdf |NEC FD1035 Datasheet (M1-X Floppy Disk Drive)]]
=== Variants ===
