Canon PIXMA MX330 series Getting Started page 4

Open the Paper Output
Tray (A).
Lift the Scanning Unit (Cover) (B) until it
locks into place.
The Scanning Unit Support (C) is fixed
automatically.
Pull the orange protective tape
(0) and remove the protective
material (E).
Then, lift the Scanning Unit (Cover) (B) slightly
and fold the Scanning Unit Support (C), then
gently close the Scanning Unit (Cover) (B).