HP 7800 - Manual (Page 8)

Inside view
1 Photo cassette: Load photo paper or other supported small media into this cassette, and
insert the cassette into the Main tray for printing. For information on how to load the photo
cassette, see
Loading paper .
2 Paper-width guide: Adjust this guide for different paper widths.
3 Output tray extender: Lift the tab, and then pull it towards you to extend the Output tray.
The Output tray extender catches the printed paper as it is ejects from the printer.
Back of printer
1 Rear access door: Open this door to clear a paper jam.
2 USB port: Use this port to connect a computer to the printer.
3 Power cord connection: Use this port to connect the power cord included with the printer.
HP Photosmart 7800 series User's Guide 5