常见问题解答与故障排除

Check the following points to resolve the issue.
 

• Check the machine's environment. Conditions such as high humidity and high temperatures may cause this print quality issue. Refer to Product Safety Guide available on the Manuals section.
• Clean the drum unit.
  > Click here to see how to clean the drum unit.
• If the issue is not resolved after printing a few pages, replace the drum unit with a new drum unit.
  > Click here to see how to replace the drum unit.
  Click here to view other examples of print quality issues.