Samsung ML-4512ND-XAA - Manual (Page 246)

Printing quality problems
120 6. Troubleshooting
Misformed characters • If characters are improperly formed and producing hollow images, the paper stock may be too slick. Try
different paper.
Page skew • Ensure that the paper is loaded properly.
• Check the paper type and quality.
• Ensure that the guides are not too tight or too loose against the paper stack.
Curl or wave • Ensure that the paper is loaded properly.
• Check the paper type and quality. Both high temperature and humidity can cause paper curl.
• Turn the stack of paper over in the tray. Also try rotating the paper 180° in the tray and/or replace with fresh
paper.
Condition Suggested Solutions