HP 4250/4350 manual Curl or wave, Wrinkles or creases

3.Make sure that paper is loaded correctly and that all adjustments have been made. (See Loading trays.) Make sure that the guides in the tray are not too tight or too loose against the paper.

4.Turn over the stack of paper in the tray. Also, try rotating the paper 180°.

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

6.Make sure that the environmental specifications for the printer are being met. (See Operating environment.)

Curl or wave

1.Turn over the stack of paper in the tray. Also, try rotating the paper 180°.

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

3.Make sure that the environmental specifications for the printer are being met. (See Operating environment.)

4.Try printing to a different output bin.

5.If paper is lightweight and smooth, open the Configure Device menu at the printer control panel. On the Print Quality submenu, select FUSER MODES, and then select the paper type you are using. Change the setting to LOW, which helps reduce the heat in the fusing process. (See Print Quality submenu.) You must also set the type of paper for the tray you are using. (See Printing by type and size of media (locking trays).)

Wrinkles or creases

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

2.Make sure that the environmental specifications for the printer are being met. (See Operating environment.)

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

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

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

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