Epson Equity 320SX PLUS - Manual (Page 133)

C h a n g i n g t h e J u m p e r S e t t i n g s
The hard disk drive jumpers are located on the drive’s
board, near the large cable connector. circuit
large cable
connector
The jumpers on your drive may be in a slightly different
location, but you set them the same way.
There are four positions for the jumpers on each hard disk
drive. Jumpers are installed in only two of the positions and
the other two positions are left open.
Installing and Removing Disk Drives 7-5