Brother HL-1230 EN - Manual (Page 81)

CHAPTER 5 ROUTINE MAINTENANCE
5–9
™ Change Drum Message
If the Drum LED is on, it means the drum unit is near the end of its life. We
recommend that you replace the drum unit with a new one before there is a
noticeable deterioration in the print quality.
Ready
Alarm
Paper
Toner
Data
Drum
!
Caution
• While removing the drum unit, handle it carefully because it may contain toner.
• You should clean the printer when you replace the drum unit. See “
Cleaning ” in
this chapter.