HP 450c Service Manual - Page 7

6 Image Quality Print Quality Troubleshooting Checklist 6Ć2 PrintĆQuality Plot 6Ć3 Introduction 6Ć3 Using the PrintĆQuality Plot 6Ć3 Printing the PrintĆQuality Plot 6Ć3 Analyzing the PrintĆQuality Plot 6Ć5 Test Pattern 1: Cartridge WarmĆup 6Ć5 Test Pattern 2: Nozzle Print Test 6Ć5 Test Pattern 3: Vertical Line Straightness Test 6Ć7 Test Pattern 4: Color Alignment Quality Test 6Ć9 Test Pattern 5: Color Variation Test 6Ć11 Test Pattern 6: Banding Test 6Ć12 No Printing Defects Found in the PrintĆQuality Plot 6Ć15 Media 6Ć15 PrintĆQuality Defects Troubleshooting 6Ć16 Starwheel Marks 6Ć16 Uneven Fill Density 6Ć16 Spray 6Ć16 Bleeding, Blooming and Wicking 6Ć17 Ink Smearing 6Ć17 Hue Changes 6Ć18 7 Parts List Exchange Assemblies 7Ć2 Replacement Parts 7Ć2 Figure 1 Ć General View 7Ć3 Figure 2 Ć Printer Support 7Ć4 Figure 3 Ć Rollfeed Assembly 7Ć6 Figure 4 Ć Covers 7Ć8 Figure 5 Ć Front Panel, Spittoon and Electronics Module 7Ć10 Figure 6 Ć X and Y axis Motors and Encoder Strip 7Ć12 Figure 7 Ć Primer Assembly and Service Station Assembly 7Ć14 Figure 8 Ć Carriage Assembly and Trailing Cable 7Ć16 Figure 9 Ć Bail and Overdrive Mechanisms 7Ć18 Figure 10 Ć Pincharm Assembly 7Ć20 Figure 11 Ć Entry Platen, Drive Roller, Bail and Overdrive Assembly . . . . . 7Ć22 Printer Labels 7Ć24 Users Guide and Quick Reference Guide Bundle 7Ć25 Front Panel Overlays 7Ć25 Compatible Documentation 7Ć26 PlugĆin memory (RAM SIMM 7Ć26 Cartridges 7Ć26 External Print Servers 7Ć27 HP DesignJet 430, 450C and 455CA Printers Contents v