Brother DCP-9010CN Service Manual page 116

■ Error code 4C (K), 4D (Y), 4E (M), 4F (C)
Drum End Soon (K)
Drum End Soon (Y)
Drum End Soon (M)
Drum End Soon (C)
The drum unit will reach the end of life soon. (The drum counter value reaches 90 % of life.)
* When all four colors reach 90 % of the life at the same time.
Drums End Soon
<User Check>
- Prepare a new drum unit of the appropriate color.
■ Error code 52
Replace PF Kit1
Paper feeding kit is at the end of life.
(The counter value of the paper feeding kit reaches the end of life.)
Step
1 Paper feeding kit worn out
■ Error code 54
Replace Fuser
Fuse unit is at the end of life. (The counter value of the fuser unit reaches the end of life.)
Step
1 Fuser unit is at the end of life.
Cause
Cause
3-24
Remedy
Replace the paper feeding kit.
Remedy
Replace the fuser unit.
Confidential