HP F4280 User Guide - Page 99

Troubleshooting If this did not solve the issue, try the next solution. Solution 6: Clean the print cartridges Solution: Print a self-test report to determine if there is a problem with the print cartridges. If the self-test report shows a problem, clean the print cartridges. If the problem persists, you might need to replace the print cartridges. For more information on print cartridges, see "Print cartridge troubleshooting" on page 88. Cause: The print cartridges need to be cleaned. Ink is not filling the text or graphics completely Try the following solutions if the ink is not filling the text or image completely so that it appears that parts are missing or blank. • Solution 1: HP recommends using genuine HP print cartridges • Solution 2: Check the print settings • Solution 3: Check the paper type • Solution 4: Clean the print cartridges Solution 1: HP recommends using genuine HP print cartridges Solution: Check to see if your print cartridges are genuine HP print cartridges. HP recommends that you use genuine HP print cartridges. Genuine HP print cartridges are designed and tested with HP printers to help you easily produce great results, time after time. NOTE: HP cannot guarantee the quality or reliability of non-HP supplies. Printer service or repairs required as a result of using a non-HP supply will not be covered under warranty. If you believe you purchased genuine HP print cartridges, go to: www.hp.com/go/anticounterfeit Cause: Non-HP ink was being used. If this did not solve the issue, try the next solution. Solution 2: Check the print settings Solution: Check the print settings. • Check the paper type setting to make sure it matches the type of paper loaded in the input tray. • Check the quality setting. Use a higher quality setting to increase the amount of ink used for printing. Print quality troubleshooting 97