Commodore MPS-801 User Manual page 13

Cassette
Supporter
Carrier Unit Printing Head
Platen
iii!iii!i!!!~~--
Cassette
Supporter
Paper thickness Adjusting Lever
2.3
h. Push down the right side of the cassette while turning the cassette
knob clockwise. (See 2.4) Be sure that right claw snaps into the
cassette supporter of the carrier unit. After fitting, add more ten-
sion to the ribbon by again turning the cassette knob in the direc-
tion shown by the arrow.
2.4
7.