HP Designjet 4520 Printer series - Manual (Page 182)

Paper scrolling
When printing in Fast mode with highly curled paper, the paper may scroll when ejected to the stacker
tray. To avoid this problem, you are recommended to switch to Normal mode or use a paper roll with a
3 inch core.
The trailing edge of the paper curling up
Use the Optimize for images setting: see Change the print quality on page 57 .Th
The paper is not completely ejected
Check for any obstruction in the paper path, such as loose objects or other pieces of paper.
172 Chapter 18 The problem is... (stacker topics) [4520] ENWW
S
tac
ke
r p
ro
b
le
m
s