HP 4200dtn, 4300dtns Wrinkles or creases, Vertical white lines, Tire tracks, White spots on black

Wrinkles or creases

1Print a few more pages to see if the problem corrects itself.

2Make sure that the environmental specifications for the printer are being met. (See “General specifications” on page 195.)

3Turn over the stack of paper in the tray. Also, try rotating the paper 180 o F.

4Make sure that paper is loaded correctly and all adjustments have been made. (See “Loading trays” on page 42.)

5Make sure that the type and quality of the paper you are using meet HP specifications. (See “Paper specifications” on page 182.)

6If envelopes are creasing, try storing envelopes so that they lie flat.

Vertical white lines

1Print a few more pages to see if the problem corrects itself.

2Make sure that the type and quality of the paper you are using meet HP specifications. (See “Paper specifications” on page 182.)

3Replace the print cartridge.

Tire tracks

This defect typically occurs when the print cartridge has far exceeded its rated usage of 12,000 pages (HP LaserJet 4200 series) or 18,000 pages (HP LaserJet 4300 series)-for example, if you are printing a very large quantity of pages with very little toner coverage.

1 Replace the print cartridge.

2Reduce the number of pages that you print with very low toner coverage.

White spots on black

1 Print a few more pages to see if the problem corrects itself.

2 Make sure that the type and quality of the paper you are using meet HP specifications. (See “Paper specifications” on page 182.)

3 Make sure that the environmental specifications for the printer are being met. (See “General specifications” on page 195.)

4Replace the print cartridge.

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