HP color laserjet 2550 series Manuale Di Servizio
Repetitive defects on the back
Marks repeatedly appear on the unprinted side of the page at even intervals.
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Internal parts might have toner on them. The problem will likely correct itself after a few
more pages.
more pages.
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Clean the printer. Open the HP LaserJet Toolbox to use the cleaning page. See
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The fuser or imaging drum might be damaged.
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If the problem is not resolved, see
.
Misformed characters
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If characters are improperly formed so that they produce hollow images, the paper might
be too slick (for example, photo, glossy, or coated paper). Use a different paper, such as
high-quality paper designed for laser printers. See the HP Color LaserJet 2550 Series
Printer User Guide for information about print-media specifications.
be too slick (for example, photo, glossy, or coated paper). Use a different paper, such as
high-quality paper designed for laser printers. See the HP Color LaserJet 2550 Series
Printer User Guide for information about print-media specifications.
●
If characters are improperly formed so that they produce a wavy effect, the laser/
scanner might need service. Verify that the problem also occurs on the Configuration
page. If so, replace the laser/scanner.
scanner might need service. Verify that the problem also occurs on the Configuration
page. If so, replace the laser/scanner.
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If the problem is not resolved, see
.
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Chapter 6 Troubleshooting
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