HP 5100LE manual Faded or light print Possible cause Action

Table 45. Faded or light print

Possible cause Action

Begin by performing the half self-test function check (see page 224). If the image on the print drum is light, proceed with actions 1, 2, 3, 6, 7, and 8. If the drum image is normal, proceed with actions 5, 6, and 8.

Toner supply is low.	Action 1
	Shake the cartridge gently to redistribute the toner, or replace the cartridge.
EconoMode is on.	Action 2
EconoMode saves toner by	Turn EconoMode off.
reducing the dot density.
The effect might appear to
be a print-quality problem in
some cases.
Print density is set	Action 3
incorrectly.	Change toner density (in the print-quality menu) to a darker setting and try
	again to print.
Media does not meet	Action 4
specifications. The moisture	Try a different paper lot.
content, conductivity, or
surface finish might not work
correctly with the
electrophotographic
process.
Transfer roller is defective or	Action 5
incorrectly installed. If the	Inspect the transfer roller for correct installation and contact. If the transfer
transfer roller loses	roller is damaged, replace it.
conductivity, it cannot
effectively pull toner from
the drum to the paper.
High-voltage connector	Action 6
springs are dirty or	The high-voltage connectors are mounted on and above the dc controller
defective.	and protrude into the toner cartridge cavity.
	Check the springs for functionality. Clean if dirty, replace if defective or
	missing.
Laser/scanner door is not	Action 7
opening correctly.	1. Remove and reseat the toner cartridge.
	2. Check the laser/scanner shutter door for proper operation. If it is defective,
	replace the laser/scanner assembly.
The dc controller is	Action 8
defective. The dc controller	Replace the dc controller.
contains the high-voltage
circuitry.

Q1860-90918 Chapter 7 Troubleshooting 217

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