Samsung ML-1200 Series Humidity can cause paper curl. See Paper, Slot, Cartridge and reinsert

Solving Print Quality Problems

Problem

Solution

	Curl or wave	• Check the paper type and quality. Both high temperature
		and humidity can cause paper curl. See “Paper
		Specifications” on page A.2.
		• Turn over the stack of paper in the input tray. Also try
		rotating the paper 180° in the input tray.
		• Push the output lever and try printing to the face up output
		slot.
Wrinkles or creases		• Insure that the paper is loaded properly.
		• Check the paper type and quality. See “Paper
		Specifications” on page A.2.
		• Push the output lever and try printing to the face up output
		slot.
		• Turn over the stack of paper in the input tray. Also try
		rotating the paper 180° in the feeder.
Back of printouts are dirty		• The transfer roller may be dirty. See “Cleaning the Inside”
		on page 6.4.
		• Check for leaking toner. Clean the inside of the printer.
	Black pages	• The toner cartridge may not be installed properly. Remove
		the cartridge and reinsert.
		• The toner cartridge may be defective and need replacing.
		Install a new toner cartridge.
		• The printer may require repair. Contact a service
		representative.

PROBLEM SOLVING 7.15