Casio TE2400 Operation Manual page 16

7. Printer Linking
1. TURN
2. SIGN ON
3. ENTER
4. PRESS
5. DISPLAY
6. ENTER
7. PRESS
To link items to printer, go to step 8. To de-link items, go to step11
Linking
8. ENTER
9. PRESS
10. REPEAT
If you now want to de-link items, go to step 11, otherwise go to step 14.
De-linking
11. ENTER
12. PRESS
13. REPEAT
14. PRESS
15. TURN
Turn key to the PROGRAM position
Press Clerk Key
3
Subtotal button
Should show PGM3
1666
Subtotal
100
Item button to be linked to the printer
Press any other buttons to be linked
0
Item button to not be linked to the printer
Press all buttons to not be linked
Subtotal key to finish
Key back to register