HP 4050 manual Troubleshooting Steps

Light Print or Fade

Toner Specks

Dropouts

Lines

Gray Background

Toner Smear

Loose Toner

Repeating Defects

Misformed Characters

Page Skew

Curl or Wave

Wrinkles or Creases

Troubleshooting Steps

(Follow the steps in the

order they are listed.)

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1. Print a few more pages to see if the

problem will correct itself.

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2. Clean the inside of the printer (page 83)

or use the printer’s cleaning page

(page 86).

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3. Make sure EconoMode is off in the

software and in the control panel

(page B-9).

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4. Turn over the stack of paper in the tray.

Also try rotating the paper 180°.

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5. Check the paper (or other print media)

type and quality (pages A-2

through A-14).

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6. Check the printer’s environment

(page A-16).

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7. Make sure paper is loaded correctly and

that the guides fit properly against the

paper stack. (See the sections on

loading paper, starting on page 34.)

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8. Print to a different output bin (page 32).

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9. Adjust the toner density setting

(page B-9).

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10. Change the fuser mode setting to High

(page B-6) or choose rough paper type

from the printer driver (page 65).

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11. Redistribute the toner in the toner

cartridge (page 81).

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12. Install a new HP toner cartridge. (See

instructions with the toner cartridge.)

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13. To alternate small and standard paper,

from the Configuration Menu set SMALL

PAPER SPEED=SLOW.

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14. Order and install the Printer

Maintenance Kit (page 11 and

page 87).

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15. After trying all the steps suggested

above, contact an HP-authorized

service or support provider. (See the

HP Customer Care Service and

Support pages at the front of this user’s

guide.)

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Chapter 4: Problem Solving 117