HP Deskjet 3745 Color Inkjet Printer - Manual (Page 5)

Caution: Always use the Power button to turn the printer on and off. Using
a power strip, a surge protector, or a wall-mounted switch to turn the printer
on and off can cause printer failure.
3.3 Paper tray
The fold-out paper tray holds paper and other media to be printed. Unfold the paper
tray before printing.
Unfolding the paper tray
Follow these steps to unfold the paper tray:
1. Raise the printer cover.
2. Lower the paper tray.
3. Fold out the tray extension.
4. Lower the printer cover.
HP Deskjet 3740 series printer
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