HP LaserJet 4250 Service Manual - Page 407

Table 7-30 Curl or wave (Continued) Possible cause Recommended action(s) The media does not meet specifications or is not stored correctly. 1 Turn over the stack of media in the tray. Also try rotating the media 180°. 2 Check the media for type and quality. Replace the media if it does not meet specifications, and advise the customer to use the HPrecommended media and to store it correctly. See Media specifications. The operating environment does not meet specifications. The wrong output bin is in use. The fuser setting is incorrect for the media type. Make sure that the printer is installed in an area that meets the environmental specifications. See Operating environment. Print to a different output bin (top or rear output bin). Open the configure-device menu at the control panel, and change the fusermode setting or select another media type. See Configure-device menu. 1 Press (SELECT button) or the MENU button to open the menus. 2 Use (UP ARROW button) or (DOWN ARROW button to scroll to CONFIGURATION, and then press . 3 Use or to scroll to PRINT QUALITY, and then press . 4 Use or to scroll to FUSER MODES, and then press . 5 Use or to scroll to the submenu item that you want, and then press . 6 Press the PAUSE/RESUME button or the MENU button to close the menu. Image-formation troubleshooting 393