Perguntas frequentes e Solução de problemas

Please check the following points:

• Make sure that you use paper that meets the recommended specifications. 
• Check the printer's environment - high temperatures and high humidity can increase the amount of background shading.
• Put in a new toner cartridge. To see how to replace the toner cartridge, click here.
• Put in a new drum unit. To see how to replace the drum unit, click here.