Canon imagePROGRAF TM-300 36" Large-Format Inkjet Printer with L36ei Scanner Kit - Manual (Page 691)

4. Fold an A4 sheet lengthwise four times and insert it through the gap of paper feed slot.
Push scrap out toward platen.
5. Remove scrap when it is pushed out onto platen.
6. If any scraps remain inside paper feed slot, repeat steps 4 and 5.
7. Holding it at the positions indicated, close the roll paper cover.
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