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Routine Maintenance
120
5
You must clean the machine regularly and replace supplies when the following messages are displayed on
the LCD:
LCD messages
Supply to replace
Approximate life How to replace Order No.
Replace Toner
(The second line of the
LCD)
Open the Front
Cover, replace
Toner Cartridge.
Black (BK).
Toner cartridge,
Black
2,500 pages
124
4,000 pages
125
See page 123
TN-331BK
4
TN-336BK
5
Replace Toner
(The second line of the
LCD)
Open the Front
Cover, replace
Toner Cartridge.
Cyan (C).
Toner cartridge,
Cyan
1,500 pages
124
3,500 pages
125
TN-331C
4
TN-336C
5
Replace Toner
(The second line of the
LCD)
Open the Front
Cover, replace
Toner Cartridge.
Magenta (M).
Toner cartridge,
Magenta
TN-331M
4
TN-336M
5
Replace Toner
(The second line of the
LCD)
Open the Front
Cover, replace
Toner Cartridge.
Yellow (Y).
Toner cartridge,
Yellow
TN-331Y
4
TN-336Y
5
Replace Drum Drum unit
25,000 pages
13
See page 129 DR-331CL
Drum Stop Drum unit
25,000 pages
13
See page 129 DR-331CL
Replace Belt Belt unit 50,000 pages
(5 pages per job)
13
20,000 pages
(1 page per job)
13
See page 135 BU-320CL
Replace WT Box Waste toner box
50,000 pages
13
See page 141 WT-320CL
Replace Fuser Fuser unit
100,000 pages
13
Call Brother Customer Service for a
replacement fuser unit.
Replace PF KitMP Paper feeding kit
50,000 pages
13
Call Brother Customer Service for a
replacement PF kit MP.