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HP Color LaserJet Pro MFP M278 - Page 140

HP Color LaserJet Pro MFP M278
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Table 9-5 Black page
Description Sample Possible solutions
Black page:
The entire printed page is black.
1. Visually inspect the cartridge to check
for damage.
2. Make sure that the cartridge is
installed correctly.
3. Replace the cartridge
4. If the problem persists, go to
support.hp.com.
Table 9-6 Banding defects
Description Sample Possible solutions
Repetitive wide-pitch banding and Impulse
bands:
Dark or light lines which repeat down the
length of the page. They might be sharp or
soft in nature. The defect displays only in
areas of ll, not in text or sections with no
printed content.
1. Reprint the document.
2. Try printing from another tray.
3. Replace the cartridge.
4. Use a dierent paper type.
5. Enterprise models only: From the
Home screen on the printer control
panel, go to the Adjust Paper Types
menu, and then choose a print mode
that is designed for a slightly heavier
media than what you are using. This
slows the print speed and might
improve the print quality.
6. If the problem persists, go to
support.hp.com.
128 Chapter 9 Solve problems ENWW

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