IBM 5162 Fixed Disk and Diskette Drive Adapter -
Cabling Information
Floppy drive  (diskette drive)
You need to use the particular cable shown at here.  The IBM controller expects it.  The cable manipulates both the motor-on and drive-select lines.
Click here to see a floppy drive cabling diagram.
Click here to see the difference between a floppy twisted cable and a hard drive twisted cable.
Hard drive  (fixed disk)
You have a choice between using a flat (untwisted)(straight-through) control cable, or a twisted control cable.
Check to see which of the two you have, then use the corresponding option below.
OPTION #1:  Flat (untwisted)(straight-through) control cable
Click here to see a hard drive cabling diagram.
OPTION #2:  Twisted control cable
Click here to see a hard drive cabling diagram.
Click here to see the difference between a floppy twisted cable and a hard drive twisted cable.
Click here to see what I call a double-twisted cable, a cable with twists at two locations.  Rare, but it needs to be compensated for.