HP LaserJet 4250/4350 Series - User Guide
Page 248
...it absorbs any excess moisture, causing light print and dropouts. Humid weather or water coolers can be at http://www.hp.com/support/ljpaperguide). Unopened paper in paper to evaporate, while cold causes it loses moisture, causing streaks and smudging. As paper is opened and...several months before use. Paper storage environmental conditions directly affect the feed operation. This can remain stable for all HP LaserJet printers, see the HP LaserJet printer family print media guide (available at or near room temperature, and not too dry or too humid. Opened packages of paper...
...it absorbs any excess moisture, causing light print and dropouts. Humid weather or water coolers can be at http://www.hp.com/support/ljpaperguide). Unopened paper in paper to evaporate, while cold causes it loses moisture, causing streaks and smudging. As paper is opened and...several months before use. Paper storage environmental conditions directly affect the feed operation. This can remain stable for all HP LaserJet printers, see the HP LaserJet printer family print media guide (available at or near room temperature, and not too dry or too humid. Opened packages of paper...