Canon PIXMA IP4200 Installation Instruction page 4

4) Install the tubing.
Clip the tube into the support arm as the pictures shown.
5) Adjust tubing
Adjust the tube length and move from
Left to right for several times.
Too long is not OK.
6) Checking the printing head
Enter the Printer Services panel and print a Demo Page.
Please make sure there will be no block Ensure the length of tube so that
and collision when the cartridges move
from one side to the other.
Twist is not OK.
the cartridge can thoroughly move to
Both sides.
Perfect.