Print quality related trouble

PhenomenonImage

The nozzles are still clogging after cleaning.

The nozzles are still clogging after cleaning. (Clogging due to thickened ink)

The same nozzles are still clogging after cleaning. (Clogged nozzles (one or more) are not improved even after cleaning.)

The nozzles are still clogging after cleaning. (Some nozzles are clogged. The same nozzles are always clogged but different nozzles may be clogged after cleaning)

A large number of nozzles are clogged simultaneously, but they are improved after cleaning once. However, nozzles are clogged again after a while

A large number of nozzles of either head 1 or head 2 are clogged, the nozzles are still clogging after cleaning.

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Some nozzles are clogged randomly.

Horizontal or vertical lines look misaligned, become a double line, or become thick.

Banding in the carriage movement direction (Horizontal banding).

Banding in the paper feeding direction. (Vertical banding)

Printed side is smudged or smeared with ink.

The backside of paper is smudged or smeared with ink.

Color or print density unevenness within a page or across pages.

Media leading edge uneven density occurs.

               

Blurred print

Paper dust is attached or the traces of the rollers/nip appear.

Cockling (uneven density due to paper wrinkling) occurs.

Not printed in either of outward path or inward path of CR movement

During printing, printing stopped part way, and the power went off---
Printing (ink injection) stops during print operation.

Partial printing is missing (short section)