User’s Guide Troubleshooting for Printing/Copying Only the power light is on ❏ Turn off the product and computer. Make sure the product’s interface cable is securely plugged in. ❏ If you are using the USB interface, make sure your cable meets the USB or Hi-Speed USB standards. ❏ If you are connecting the product to your computer via a USB hub, connect the product to the first-tier hub from your computer. If the printer driver is still not recognized on your computer, try to directly connect the product to your computer without the USB hub. ❏ If you are connecting the product to your computer via a USB hub, make sure the USB hub device is recognized by your computer.
❏ If you are trying to print a large image, your computer may not have enough memory. Try reducing the resolution of your image or printing the image at a smaller size. You may need to install more memory in your computer. ❏ Users of Windows can clear any stalled print jobs from the Windows Spooler. & “Canceling Printing” on page 50 ❏ Uninstall the printer driver, then reinstall it. & “Uninstalling Your Software” on page 123 An ink error is indicated after you replace the cartridge A Open the scanner unit. c Important: Do not touch the white flat cable inside the product. B Make sure the ink cartridge holder is at the ink cartridge replacement position.
C Remove and reinsert the ink cartridge and then continue with the ink cartridge installation. 145