2. Remove the MP tray cover.
3.Adjust the paper cassette size to accommodate the paper you are loading.
When loading A4, Letter (LT), B5, or A5 size paper
Slide the side paper guide outward while pinching the knob. Then, slide the end paper guide while pinching the knob, to accommodate the paper you are loading.
When loading A3, B4, Legal (LGL) size paper
44Paper Handling