Brother DCPJ525W Service Manual page 113

Blurred vertical stripes
Step
1 Recording paper path
contaminated
2 Carriage rail dented
White vertical streaks
Step
1 CR encoder strip stained or
scratched
2 Carriage rail dented
User Check
- Check whether the recording paper being used is thicker than the specified
limit.
- Perform head cleaning.
- Print on several sheets of blank paper to clean the related rollers.
- Clean the platen.
Cause
Cause
2-68
Solution
Clean the recording paper path.
Replace the engine unit.
Solution
Replace the CR encoder strip.
Replace the engine unit.
Confidential