ML1120/ML1190 User’s Guide - Consumables and accessories > 81
7.  In the direction indicated by the arrows, insert the pins at both 
ends of the ribbon cartridge into the U grooves in the printer until 
the ribbon cartridge is fully locked.
NOTE
It may be easier to mount the ribbon cartridge in place if you align 
it with the topside of the grooves. Also, a slightly loose ribbon may 
make it easier to mount the ribbon cartridge.
8.  Hold the ribbon cartridgewith your fingers pressing on its ribbon 
guide and slope it upward and inward along the guide rails until 
the ribbon guide comes in line with the U slot at the top of the 
cartridge.
9.  Turn the blue knob anticlockwise (in the direction of the arrow) to 
wind up the ribbon.
CAUTION!
Do not turn the knob clockwise as the ribbon might jam.
Make sure that the ribbon is not twisted or damaged when it 
goes through the gap between the Print Head and the ribbon 
guide.