* Connect the 3.5” disc drive onto drive B connector on disc interface (back of DDI-1), switch on [[Media:DDI-1 .jpg|DDI-1]] first, plus switch on 3.5" disc drive as well, then the computer. follow the READY signal instructions again but this time go to step 2. If you end in step 3A, then you have successfully add 3.5” disc drive B to DDI-1. Congratulations!!! <BR>