25 toner cartridges common faults and reasons(1-5)

Hey all☺,

That's some printer's issue and reason.

1)Replace question:
 What the reason about the printing character blurred, the base gray heavier,  and the word table grows longer ？

Reason:
The failure of toner cartridges is due to the aging of the toner cartridges, the photosensitive characteristics of the surface, the decrease of surface potential and the increase of residual voltage.


2)Replace question:

Why there have ink powder on the printed page and stuck on the paper?

Reason:

Printing paper does not meet the requirements; The corruption is in the printer; Improper printing concentration or There's something wrong with the toner.

3)Replace question:

What is the reason of the regular black bar on the printed page?

Reason:

Toner surface had scratched; The sensitive drum was damaged.

4)Replace question:

Why there have fuzzy stripe in the middle or edge of the page?

Reason:

Printing's environment is humid or high temperature; 

The printer is placed skew, uneven or ink powder is inhomogeneity; 

The window scanning of the printer isn't clean or Cartridges are damaged.

5)Replace question:

What are the reasons for Toner cartridge Unstable？

Reason:

The indoor temperature is didn't reach best Operating temperature range of toner drum.paper is Damp; Toner is damp; The printing medium is too thick or the surface is too smooth


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