HP 1200 Service Manual - Page 148

Solving paper-feed problems Use the following tables to solve problems related to moving paper or documents through the printer. If the problem occurs when copying or scanning (and if the printer has the optional copier/scanner assembly attached), see table 20, "Solving copying and scanning paper-feed problems," on page 148. Otherwise, see table 19, "Solving print paper-feed problems," on page 146. Solving print paper-feed problems Table 19. Solving print paper-feed problems Problem Pages are coming out curled or wrinkled. Print is misaligned on the page (skewed pages). Cause Solution Paper curl is inherent to the laser printing processes, and occurs when paper is subjected to heat. Paper curl tends to relax as the paper cools while resting on a flat surface. Make sure that the media meets specifications detailed in the Print Media Guide for the HP LaserJet printer family. Paper is curled or wrinkled when using the paper output bin. Open the straight-through output door on the back of the printer and use this paper path. Reset the fuser mode to the default. Paper is not stored properly. Whenever possible, store paper in its sealed ream at room temperature. The media is too long for the printer output bin. Use the long media extension. The fuser temperature is too high. Select Optimize for: in the Paper tab of the printer driver. Make sure that it is set for the appropriate media. The main input tray is overfilled. Remove some of the media. The paper guides are not set correctly, are broken, or are missing. Be sure to center the paper with the side media guides. Verify that the guides are not adjusted too tightly or too loosely against the paper. Check for broken or missing guides and replace as necessary. The paper's weight or surface finish does Make sure that the media meets not meet HP's specifications. specifications detailed in the Print Media Guide for the HP LaserJet printer family. 146 Chapter 6 - Troubleshooting EN