Epson 24-PIN DOT MATRIX PRINTER LQ-570+ - Manual (Page 26)

3. Turn the ribbon-tightening knob in the direction of the
This removes any slack in the ribbon and makes it
easier to install. Next, hold the ribbon cartridge by its
handle and push it down into position; then
on both ends of the cartridge to make the plastic
hooks fit into the slots.
4 .
Use a pointed object, such as a ball point pen, to guide the
ribbon between the print head and ribbon guide.
the
ribbon-tightening knob to help feed the ribbon into
5.
Slide the print head from side to side to make sure it moves
smoothly. Also check that the ribbon is not twisted or
1-6 Setting Up the Printer