When loading paper larger than A4
or 81/2 × 11
into Tray 1, extend the tray.
Pull the tray out of the printer.
For details, see Steps 1 and 2 on Loading Paper into Paper Trays.
Slide the catches inwards to unlock the tray, and then slide the tray until it stops.

Return the catches to the positions where they lock.

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When loading A4
, 81/2 × 11
, or smaller paper, do not extend the tray. Otherwise, a paper jam may occur.