HP 7550 HP Photosmart 7550 Series printer - (English) Reference Guide - Page 49

Problem Possible cause Solution (continued from previous page) The document printed at an angle or is off-center. The print cartridges may not be properly calibrated. Windows PC • Go to the Device Services tab of the HP Photosmart Toolbox and click Calibrate the Printer. Macintosh • Go to the Calibrate panel in the HP Inkjet Utility and click Align. Print quality is poor. (continued on next page) You may be printing in Reserve Mode. The printer enters Reserve Mode when one or two of the print cartridges is missing. Replace the missing print cartridge(s) with a new one. You are printing in Reserve Mode with only the black print cartridge installed and borderless printing turned on. Replace the missing print cartridges, or turn off borderless printing. For more information on printing in Reserve Mode, see use reserve mode on page 9. You may have enlarged the photo too much. Press the ZOOM button one or more times to reduce the magnification. The print cartridge may be running out of ink. Print a diagnostic page. OR Windows PC • Check the ink levels of the print cartridges from the Estimated Ink Level tab of the HP Photosmart Toolbox. Macintosh • Check the ink level status in the HP Inkjet Utility. If the print cartridge is running out of ink, replace the print cartridge. troubleshooting: printing problems 45