HP Designjet 4000 HP Designjet 4000 Printer Series - Quick Reference Guide - Page 132

The problem is solid bands or lines printed over the, image

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Chapter 11 The problem is solid bands or lines printed over the image This kind of problem can show itself in several different ways, illustrated below in magenta: 1. A thick colored band 2. Thinner colored bands 3. Discontinuous colored blocks 4. Thin lines In each case the recommended procedure is as follows: 1. Clean the electrical connections of the printhead that seems to be responsible (in this example, the magenta printhead). See "How do I clean a printhead's electrical connections?" on page 51. 2. Clean the printheads. See "How do I recover (clean) the printheads?" on page 51. 3. Reprint your image with the same settings as before. 4. If the problem persists, replace the printhead that seems to be causing the problem. If you are not sure which printhead is responsible, use the Image Diagnostics Print to identify it. See "How do I use the Image Diagnostics Print?" on page 113. 130 The problem is print quality

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The problem is solid bands or lines printed over the
image
This kind of problem can show itself in several different ways, illustrated below in
magenta:
1.
A thick colored band
2.
Thinner colored bands
3.
Discontinuous colored blocks
4.
Thin lines
In each case the recommended procedure is as follows:
1.
Clean the electrical connections of the printhead that seems to be responsible (in
this example, the magenta printhead). See “How do I clean a printhead's
electrical connections?” on page 51.
2.
Clean the printheads. See “How do I recover (clean) the printheads?” on page 51.
3.
Reprint your image with the same settings as before.
4.
If the problem persists, replace the printhead that seems to be causing the
problem. If you are not sure which printhead is responsible, use the Image
Diagnostics Print to identify it. See “How do I use the Image Diagnostics
Print?” on page 113.
Chapter 11
130
The problem is print quality