Canon Pixma MP480 Buttons Replacement

Remove the two 7.9 mm screws using a Phillips #1 screwdriver.

Lift up the back cover to remove it.

Open the front tray.

Open the scanner compartment.

Remove the blue lever from its slot by pushing it back and twisting clockwise.

Close the scanner compartment and cover.

Pry open the side cover with the plastic opening tool.

Flip the printer over so that the bottom of the printer is facing you.

Use the plastic opening tool to remove the corner of the side panel from the plastic pin.

Use the plastic opening tool to loosen the side panel from the bottom of the printer.

Using the plastic opening tool, pry off the top cover of the LCD assembly.

After removing the top cover of the LCD assembly, remove the LCD using the plastic opening tool.

Gently pull the ribbon cable to remove the LCD completely.

Locate the buttons on the top of the printer.

Using the plastic opening tool, gently pry under the button cover to remove it from its fixture.

Remove the five 7.7 mm screws using a Phillips #1 screwdriver.

Using the plastic opening tool, gently pry around the cover behind the LCD screen to remove it from its fixture.

Remove the two 7.8 mm screws using a Phillips #1 screwdriver.

Gently pull the LCD screen up to remove it from its fixture.

Use the plastic opening tool to pry off the plastic button assembly.

Gently pull the plastic button assembly up to remove it.

Remove the ribbon cable connected to the backside of the plastic button assembly.

Remove the seven 8.7 mm screws using the Phillips #1 screwdriver.

Locate the spring that holds the PCB in place on the bottom left of the plastic button assembly.

Gently lift the spring and pull the board out of its plastic button assembly.

Remove the buttons from the plastic button assembly.