Epson 486SX - Manual (Page 131)

8. Locate one of the power supply cables (labelled P1 through
P5) in the clasp on the left side of the subassembly. (You
can use any one that is available.) Align the notched corners
on the cable connector and the socket on the back of the
drive, as shown below. Then push in the connector.
9. Locate the appropriate drive cable for the drive. If you
installed a diskette or tape drive, go to step 10. If you
installed a hard disk drive, go to step 12.
10. If you are connecting diskette drive A, use the connector
labeled
FDD1
on the end of the diskette drive cable. If you
are connecting diskette drive B, use the middle connector,
labeled
FDD2.
If you are connecting a tape drive, use the
cable connector labeled
TAPE DRIVE ONLY.
Installing and Removing Drives 7-9