Epson ActionPC 2000 User Manual page 81

If you are installing a 3.5inch diskette drive with a header
connector, see page 4-13 for instructions on connecting the
cable.
Locate one of the power supply cables that lead from the
3.
power supply. (They have multi-colored wires and a plastic
connector on the end.)
Align the notched corners of the power supply cable
4.
connector with the notched corners of the drive's power
supply connector (such as the one shown below). Make
sure the holes fit over all the pins and then push in the
connector.
4-20
Installing and Removing Drives
notched
corners