Diskette Drive - Epson Progression 4 User Manual

4. Position the power supply cable connector so that its notched
comers line up with the notched comers of the drive's
power supply connector, as shown below. Make sure the
holes fit over all the pins and then push in the connector.

diskette drive

hard disk drive
notched caners
If you do not align the cable connector correctly, you could
severely damage your drive when you push it in.
3-28 Installing and Removing Drives