Diskette Drive - Epson Endeavor WG User Manual

4. Position the power supply cable connector so that its notched
corners line up with the notched corners 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.
Caution
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

diskette drive

hard disk drive
Drives
notched corners
notched corners