Epson EQUITY 386SX/16 PLUS - Manual (Page 149)

3. Locate one of the power supply cables that lead from the
power supply in the computer (behind the horizontal
drive bays). The cables are labeled P1, P2, and P3; you
can use any one. As shown below, the end of the
connector has two notched corners.
power supply socket
>
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 corners, as shown above.
Align the connector with the socket so that the notched
corners on the connector line up with the notched
corners of the socket.
notched corners
notched corners
Installing and Removing Disk Drives
B - 1 5