Unfolding the paper trays
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In tray
•
Out tray
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Folding the paper trays
Unfolding the paper trays
Follow these steps to unfold the paper trays:
1. Raise the printer cover.
HP Deskjet 3840 series printer
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2. Lower the In tray
3. Lower the Out tray
4. Pull out the Out-tray extension, and then unfold the Out-tray extension stop.
HP Deskjet 3840 series printer
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5. Lower the printer cover and
turn on the printer
.