Epson Equity 320SX PLUS - Manual (Page 143)

4. Locate one of the power supply cables that lead from the
power supply (behind the horizontal drive bays). The
cables are labelled Pl, P2, and P3; you can use any one.
As shown below, the end of the connector has two
notched comers.
power supply cable power supply socket
notched
corners
notched
corners
The power supply socket is on the back of the hard disk
drive, next to the cable you just connected. The socket
also has two notched comers, as shown above.
5. Pull the cable through the lower opening in the right side
of the subassembly so it reaches the drive socket easily.
Align the connector with the socket so that the notched
comers on the connector line up with the notched
comers of the socket, as shown below.
notched
comers
Installing
and Removing Disk Drives
7-15