TroubleshootingUnderstanding error messages and flashing lightsResolving unsuccessful or slow printingClearing paper misfeeds or jamsSolving print quality problemsSolving specialty media problemsIf your printer has a problem, make sure:l Your printer is on.l You removed the stickers and tape from the bottom of the ink cartridges. For help, see Replacing an ink cartridge.l The paper is loaded correctly. For help, see Loading paper.l You installed both of the ink cartridges. The Dell Personal Inkjet Printer J740 will only work if you have both cartridges installed.If you experience other problems not found in the User's Guide, refer to your Owner's Manual, or open the Dell Printer Solution Center.Understanding error messages and flashing lightsUse this section to understand printer software error messages on your computer screen and blinking lights on your printer.Paper Jam messageFor help clearing a paper jam, see Printer has a paper jam.Ink Low messageInk Low messages appear as the ink levels in your cartridges decrease.When this message appears, you can:l Click OK.l Order a new cartridge by contacting the Dell Web site at www.dell.com/supplies.For more help, refer to the Owner's Manual, or open the Dell Printer Solution Center.The paper feed button is blinking