Справочник Пользователя для HP color laserjet 4500
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Image defect details 177
9
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The internal mirror or optics are contaminated.
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The laser scanner is damaged.
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The document scanner needs to be recalibrated.
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There is a problem in the contact image sensor.
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There is a problem in the formatter.
Full-page ghosting occurs when an image prints in full color on one
page, but a faded copy of it is also seen on the following page.
page, but a faded copy of it is also seen on the following page.
•
Make sure that the top spring in the ITB drawer is properly
connected.
connected.
•
Replace the ITB.
•
Ensure operation of the ITB cleaning roller clutch (CL3).
•
If the imaging drum is near end of life, replace it.
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If the toner cartridge is near end of life, replace it.
•
The paper does not meet HP paper specifications or is stored
improperly.
improperly.
•
The printer operating environment does not meet specifications.
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The toner density is set incorrectly.
•
The toner cartridge is defective.
•
There is excess loose toner inside of the printer. Clean the printer.
•
The printer is printing on envelope seams. Move the text to an area
without seams.
without seams.
•
The imaging drum is defective or at the end of its life. Replace the
drum kit.
drum kit.
Full-page ghosting
Gray streaks