Instruction manual
3 
change it before you begin using the calculator. When you have been using your calculator for 
some time, however, the print will gradually become faint, indicating that you should change the 
ribbon. To change the ribbon, follow these steps. 
1.  Remove paper roll, tearing paper at rear of calculator. Use the Paper Advance (↑) key to 
feed the remaining paper tape through the printer. Then remove the printer cover. 
2.   Remove the old ribbon by pulling upward. 
3.    Install the ribbon spool with the black edge up. Roll from the outside of the full spool and 
place the first spool on the spindle not engaged by the lever. Thread the new ribbon along 
the outside of the guides and in front of the print wheels. Switch the lever to the other side 
and replace the second spool. 
4. Rotate the spools to take up any slack. Replace the printer cover and the paper tape. 
 Correct direction    Incorrect direction 
HOW TO FEED THE PAPER TAPE 
1.  Put the new paper roll on the paper arm. 
2.  Insert the paper into the slot as indicated. 
3.  Depress the paper feed key. 
4. Suitable paper roll: 
    Width:  max. 57.5mm (2.25”) 
    Diameter:  max. 50mm (1.97”) 
    Paper:  Normal paper 
       (45kg/1000 sheets/788 x 1091 mm) 










