HP 4500 - K7 manual 112

Poor print quality and unexpected printouts	77
Solution 1: Use genuine HP cartridges	77
Solution 2: Check the paper	77
Solution 3: Wait a short period of time (if possible)	78
Solution 4: Check the print settings	78
Step 1: Check the print quality settings	79
Step 2: Check the Print in Grayscale setting	79
Solution 5: Check estimated ink levels and replace low or empty ink cartridges	80
Solution 6: Print and evaluate a diagnostic report and troubleshoot defects	80
Print Quality Diagnostic Report	81
Self-Test Report	85
Solution 7: Clean the ink cartridges	87
Solution 8: Align the ink cartridges	88
Solution 9: Replace the problem ink cartridge	88
Solution 10: Service the product	88
Clean the area around the ink nozzles	89
Solve paper-feed problems	91
Solve copy problems	92
No copy came out	93
Copies are blank	93
Documents are missing or faded	93
Size is reduced	94
Copy quality is poor	94
Copy defects are apparent	94
The device prints half a page, then ejects the paper	95
Paper mismatch	95
Solve scan problems	95
Scanner did nothing	95
Scan takes too long	96
Part of the document did not scan or text is missing	96
Text cannot be edited	97
Error messages appear	97
Scanned image quality is poor	97
Scan defects are apparent	98
Solve fax problems	99
The fax test failed	99
Solve wired (Ethernet) network problems (some models only)	111
General network troubleshooting	111
Network port created does not match device IP address (Windows)	112

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