A demo page is a color photograph that demonstrates print quality. It is available through the printer, and it is stored on the CD-ROM that came with the printer.
This page can also be printed using the HP toolbox.
Press Menu to enter the MENUS.
Press to highlight Information.
Press to select Information.
Press to highlight PRINT DEMO.
Press to select PRINT DEMO.
The message Printing… DEMO PAGE appears on the display until the printer finishes printing the demo page. The printer returns to the Ready state after printing the demo page.
HP 3550 3700 Demo