Brother HL-1240 - Manual (Page 57)

CHAPTER 3 MAINTENANCE
3-1
CHAPTER 3
MAINTENANCE
The following are maintenance messages and appear on the LEDs. These messages
prompt you to replace each of the consumables before they run out.
LED maintenance
message Consumable to
replace Approximate life How to
replace
Toner empty
Ready
Alarm
Paper
Toner
Data
Drum
Toner cartridge 3,000 pages *
(standard toner
cartridge)
6,000 pages *
(high capacity toner
cartridge)
See 3-3
Drum life
Ready
Alarm
Paper
Toner
Data
Drum
Drum unit Up to 20,000 pages * See 3-9