In The Multi-Purpose Tray - Canon imageCLASS MF5950dw Basic Operation Manual

IMPORTANT
Adjust the paper guides to the paper width without
space.
If the paper guides are loose or tight, this may result in misfeeds or
paper jams.
6
Make sure that the paper stack does not exceed
the line of the load limit mark (A).
* Make sure that the paper stack does not exceed the line of the
load limit mark. If the paper stack exceeds the load limit mark
lines, this may result in misfeeds.
(A)
7
Specify the loaded paper size and type.
"Setting the Paper Size and Type" (→P. 2-14)
2-10

In the Multi-Purpose Tray

Before loading paper in the multi-purpose tray, see
"Precautions when Loading Paper" (→P. 2-12).
Use the multi-purpose tray when you want to copy or print on
a different paper size or type from the one loaded in the paper
drawer.
1
(A)
(A)
2
Open the multi-purpose tray and pull out the
auxiliary tray.
When loading long-size paper
open the tray extension.
Spread the paper guides a little wider than the
actual paper width.