Brother MFC-9340CDW - Page 82

2-43
Confidential
■ Error code 4201
Number of the drum unit (Black) rotations has reached the upper limit. (Printing is not
stopped.)
Error code 4202
Number of the drum unit (Yellow) rotations has reached the upper limit. (Printing is not
stopped.)
Error code 4203
Number of the drum unit (Magenta) rotations has reached the upper limit. (Printing is not
stopped.)
Error code 4204
Number of the drum unit (Cyan) rotations has reached the upper limit. (Printing is not
stopped.)
<User Check>
- Prepare a new drum unit.
■ Error code 4300
The belt unit will reach the end of life soon. (90%)
Error code 4400
Number of pages printed with the belt unit has reached the upper limit. (Printing is not
stopped.)
<User Check>
- Prepare a new belt unit.
Replace Drum:BK
Replace Drum:Y
Replace Drum:M
Replace Drum: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.
Replace Parts
Belt Unit
Replace Parts
Belt Unit
Step Cause Remedy
1 Main PCB failure if the error code
remains after replacing with a
new belt unit and resetting the
belt counter
Replace the main PCB ASSY.