Brother MFC-8520DN - Routine Maintenance; Replacing Consumables

64
A
Replacing the consumable items A
The following messages appear on the LCD in the Ready mode. These messages provide
advanced warnings to replace the consumable items before they reach the end of their life. To
avoid any inconvenience, you may want to buy spare consumable items before the machine stops
printing.
Note
The drum unit and toner cartridge are two separate consumables. Make sure both are installed
as an assembly. If the toner cartridge is placed in the machine without the drum unit, the
messages Drum Error or Jam Inside may be displayed.
1
A4 or Letter size single-sided pages.
2
Approx. cartridge yield is declared in accordance with ISO/IEC 19752.
3
Standard toner cartridge
4
High yield toner cartridge
Routine maintenance A
Toner cartridge Drum unit
See Replacing the toner cartridge uu page 66.
Model Name: TN-3330, TN-3380
See Replacing the drum unit uu page 72.
Model Name: DR-3300
LCD messages Consumable item
to get ready
Approximate life How to replace Model name
Toner Low
Prepare New
Toner
Cartridge.
Toner cartridge
3,000 pages
123
8,000 pages
124
See page 66.
TN-3330
3
TN-3380
4