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PQ Defects

The document outlines various defects associated with print cartridges, specifically detailing issues related to the Organic Photoconductive (OPC) and Photoconductive Roller (PCR) that necessitate cartridge replacement. It also mentions potential causes for toner flaking and issues with internal components, along with troubleshooting procedures for certain problems. Each defect is accompanied by a recommendation for replacement or further investigation based on specific symptoms.

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0% found this document useful (0 votes)
36 views23 pages

PQ Defects

The document outlines various defects associated with print cartridges, specifically detailing issues related to the Organic Photoconductive (OPC) and Photoconductive Roller (PCR) that necessitate cartridge replacement. It also mentions potential causes for toner flaking and issues with internal components, along with troubleshooting procedures for certain problems. Each defect is accompanied by a recommendation for replacement or further investigation based on specific symptoms.

Uploaded by

workshop
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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Example print cartridge defects

Dented OPC

The OPC is dented. The print cartridge should be replaced.


Damaged OPC

The OPC is damaged. The print cartridge should be replaced.


Contaminated OPC

The OPC has been contaminated. Make sure that the user is using genuine HP print media
that has been correctly stored. The print cartridge should be replaced.

OPC damaged by light exposure

The print cartridge has been incorrectly stored and the OPC has been damaged by light
exposure. The print cartridge should be replaced.
OPC retains charge

The OPC has retained the charge from a previous print cycle. The print cartridge should be
replaced.
OPC contaminated by adhesive

An adhesive has contaminated the OPC. It probably originates from non-HP print media such
as labels or enveloped. The print cartridge should be replaced.
Invisible OPC imperfection

The OPC has developed an invisible imperfection. The print cartridge should be replaced.
Invisible OPC imperfection

The OPC has developed an invisible imperfection. The print cartridge should be replaced.
OPC memory line

The OPC is retaining charge along a circumferential line. The print cartridge should be
replaced.
OPC scratch

The organic photoconductive material around the OPC has been scratched. The print cartridge
should be replaced.
OPC wear

The OPC has become worn. The print cartridge has reached its end of life and is no longer
under warranty. It should be replaced.
PCR smudge

The PCR is malfunctioning, causing the print image to appear smudged. The print cartridge
should be replaced.
PCR smudge

The PCR is malfunctioning, causing the print image to appear smudged. The print cartridge
should be replaced.
PCR white band

The PCR is malfunctioning, preventing the OPC from picking up toner along a circumferential
line. The print cartridge should be replaced.
PCR dark dot

The PCR is malfunctioning, causing the OPC to pick up toner where it should not. The print
cartridge should be replaced.
PCR ghost

The PCR is failing to apply a uniform charge to the OPC, causing it to collect toner using
residual charge from previous cycles. The print cartridge should be replaced.
Developer smudge

The developer roller is applying too much toner to the OPC, causing the image to smudge.
The print cartridge should be replaced.
Developer dark band

The developer roller is malfunctioning, causing a band of toner to be applied to the OPC. The
print cartridge should be replaced.
Color toner flaking

The toner has not fused properly with the print media and is flaking. This can be caused by a
malfunctioning fusion roller, use of non-HP print media or print cartridges, or by incorrect
print driver settings. Print cartridge troubleshooting procedures should be followed.

Monochrome toner flaking

The toner has not fused properly with the print media and is flaking. This can be caused by a
malfunctioning fusion roller, use of non-HP print media or print cartridges, or by incorrect
print driver settings. Print cartridge troubleshooting procedures should be followed.
Damaged pinhole

The pinhole has been damaged, and is causing print artifacts to appear. The print cartridge
should be replaced.
Electrical component failure

An electrical component has malfunctioned. Print cartridge troubleshooting procedures should


be followed.
Tucked cleaner blade

The cleaner blade has become stuck and is no longer removing the excess toner from the
OPC. The excess toner is then applied to the print media. The print cartridge should be
replaced.
Faded print

Faded print could be caused by the toner supply being depleted. Check the Supplies Status
Page to determine toner levels. Print cartridge troubleshooting procedures should be followed.
Broken internal component

An internal component of the print cartridge has broken. The print cartridge should be
replaced.

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