HP QMS 1660E - Manual (Page 22)

Media Storage
QMS 1660E Print System Reference 2-6
Media Storage
Improperly stored media increases the chance of paper jams during
printing and can drastically affect the print quality of the printed page.
Keep media in good condition by storing it
n In its wrapper
n On a flat surface
n In a closed cabinet
n In a cool, dry area
L