Lexmark CX510DE, 637 manual

Loading paper and specialty media 47

2If the paper is longer than letter‑size paper, then squeeze and then slide the length guide at the back of the tray to extend it.

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3Squeeze, and then slide the length guide tab to the correct position for the size of the paper being loaded.

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Note: Use the paper size indicators on the bottom of the tray to help position the guide.