The student changes the ink_cartridge in the printer.
text: The ink is where the extending tray are.
text: And you can open a *unintellgible*
text: Yeah.
text: If you don't see any. You can close the white part *unintellgible*
text: You should grab them from the top and bottom. Just pull them straight out.
text: It's the right way you can put them in.