5. Snap the cassette into place so that the exposed ribbon fits between the print head and the silver ribbon guide. See Figure 1-5 . below. Figure 1-5. Ribbon cassette installation 6. Tighten the ribbon by turning the knob on the cassette in the direc- tion of the arrow. As you turn the knob, make sure the ribbon slips down into its proper place between the print head and the silver ribbon guide. See Figure 1-6 below. Figure 1-6 . Ribbon placement 9