Designjet Z Series — Service Manual 1-2
Troubleshooting Print Quality Problems 1-38
Print Quality General Advice 1-38
Horizontal Lines Across the Image (Banding) 1-38
Lines are Missing, Too Thin, or Too Thick 1-39
Problems with Stepped Lines 1-40
Lines are Printed Double or in Wrong Colors 1-41
Lines are discontinuous 1-41
Lines are Blurred (Ink Bleeds from Lines) 1-42
Problems with Graininess 1-42
Paper is not Flat 1-43
Print Scuffing or Scratching when Touched 1-45
Marks on the Media 1-45
Problems with the Edges of objects 1-51
Bronzing 1-51
Black and white prints do not look neutral 1-52
Horizontal lines at the end of a cut sheet print 1-52
Vertical lines of different colors 1-52
White spots on the print 1-53
Problems with Color Accuracy 1-53
Ink Supplies Troubleshooting 1-55
Introduction to Ink Supplies 1-55
What are Ink Supplies? 1-55
Ink Cartridges 1-55
Available Ink Cartridges 1-57
Printheads 1-57
Available Printheads 1-58
General Information About the Ink Supplies 1-58
General Precautions When Handling Ink Supplies 1-59
When Should You Replace the Ink Supplies? 1-59
Ink Cartridge Levels, Information, and Replacement 1-59
Ink Cartridge Levels 1-59
“View Ink Levels” Direct Access Key 1-59
“View Ink Levels” from the ink menu 1-60
Obtaining Ink Cartridge Information 1-60
Changing an Ink Cartridge 1-61
Printhead Information, Replacement and Alignment 1-63
Obtaining Printhead Information 1-63
Changing a Printhead 1-64
Aligning Printheads 1-66
Reinsert Printheads Procedure 1-66
Image Quality Maintenance Procedure 1-66
Scanning errors during alignment 1-67
Ink Cartridge and Printhead Status Messages 1-68
Ink Cartridge Status Messages 1-68
Printhead status messages 1-68
Printhead Error Codes 1-69
Solving Ink Supplies Problems 1-70
You Cannot Insert the Ink Cartridge Into the Printer 1-70
You Cannot Insert the Printhead Into the Printer 1-71
The front panel says to reset or replace a printhead 1-71
Maintaining and Cleaning the Printheads 1-72
Clean the printheads 1-72
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