Xerox Phaser 3121 Manual page 110

Problem
Horizontal stripes
Curl
If horizontally aligned black streaks or smears appear:
• The toner cartridge may be installed improperly. Remove
the cartridge and reinsert.
• The toner cartridge may be defective. Install a new toner
cartridge. See "Installing the Toner Cartridge" on
page 2.4.
• If the problem persists, the printer may require repair.
Contact a service representative.
If the printed paper is curl or paper does not feed into the
printer:
• Turn over the stack of paper in the input tray. Also try
rotating the paper 180° in the input tray.
Solution
S
OLVING
6
P 6.17
ROBLEMS