2Basic PrintingTurning Your Photo Printer On and OffTo turn your photo printer on or off, press thePOWER button.The POWER lamp will flash green when warmingup or when a print job is being sent to theprinter. It will glow a steady (non-flashing) greenwhen the printer is ready for use or when theprint job is complete.If the POWER lamp flashes orange, see“Handling Error Messages” on page 43.What Is a Printer Driver?Most computers require special software to link the software applications you useto create documents or images with your printer. This software, called a printerdriver, converts information from the application into a format that the printer canunderstand. The Canon S9000 photo printer driver also provides other features,such as monitoring the printer’s paper supply and ink levels.Selecting the S9000 Photo Printer for UseIf the S9000 is the only printer connected to your computer, it will automaticallybe set as the default (main) printer. However, if your computer has access tomultiple printers, you can set the S9000 as the default printer.To set the S9000 as the default printer in Windows:1. Click Start, then Settings, then Printers.For Windows XP, click Start, then Control Panel, then Printersand Other Hardware, then Printers and Faxes.2. Right-click the Canon S9000 printer icon, then click Set as Default. The CanonS9000 printer icon will display a check mark indicating it as the defaultprinter.