Brother MFC-9340CDW - Page 81

2-42
Confidential
■ Error code 4001
Number of the drum unit (Black) rotations reaches the upper limit soon.
Error code 4002
Number of the drum unit (Yellow) rotations reaches the upper limit soon.
Error code 4003
Number of the drum unit (Magenta) rotations reaches the upper limit soon.
Error code 4004
Number of the drum unit (Cyan) rotations reaches the upper limit soon.
<User Check>
- Prepare a new drum unit.
Drum End Soon:BK
-
Drum End Soon:Y
-
Drum End Soon:M
-
Drum End Soon:C
-
Step Cause Remedy
1 Main PCB failure if the error code
remains after replacing with a
new drum unit and resetting the
drum counter
Replace the main PCB ASSY.