Brother MFC-9140CDN - Print Crease; Spots at the Rear Edge of Paper

2-102
Confidential
■ Print crease
■ Spots at the rear edge of paper
<User Check>
- Check the machine’s environment. High temperature and high
humidity or low temperature and low humidity conditions can cause this
problem.
- Change the paper to thick paper.
- Check if paper is not damp.
- Check if the thickness of the paper is properly set in the driver.
- Perform printing with the envelope lever lowered to the position "B".
(Refer to fig. 2-11 (P2-85))
Step Cause Remedy
1 Fuser unit failure Replace the fuser unit.
<User Check>
- Check the machine’s environment. High temperature and high
humidity or low temperature and low humidity conditions can cause this
problem.
- Perform printing with the envelope lever lowered to the position "B".
(Refer to fig. 2-11 (P2-85))
Step Cause Remedy
1 Fuser unit failure Replace the fuser unit.