Routine Maintenance

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

Toner cartridge,

2,500 pages 1 2 4

See page 123

TN-331BK 4

 

 

 

(The second line of the

Black

4,000 pages 1 2 5

 

TN-336BK 5

 

 

 

LCD)

 

 

 

 

 

 

 

Open the Front

 

 

 

 

 

 

 

Cover, replace

 

 

 

 

 

 

 

Toner Cartridge.

 

 

 

 

 

 

 

Black (BK).

 

 

 

 

 

5

Replace Toner

Toner cartridge,

1,500 pages 1 2 4

 

TN-331C 4

 

(The second line of the

Cyan

3,500 pages 1 2 5

 

TN-336C 5

 

 

 

LCD)

 

 

 

 

 

 

 

Open the Front

 

 

 

 

 

 

 

Cover, replace

 

 

 

 

 

 

 

Toner Cartridge.

 

 

 

 

 

 

 

Cyan (C).

 

 

 

 

 

 

 

Replace Toner

Toner cartridge,

 

 

TN-331M 4

 

 

 

(The second line of the

Magenta

 

 

TN-336M 5

 

 

 

LCD)

 

 

 

 

 

 

 

Open the Front

 

 

 

 

 

 

 

Cover, replace

 

 

 

 

 

 

 

Toner Cartridge.

 

 

 

 

 

 

 

Magenta (M).

 

 

 

 

 

 

 

Replace Toner

Toner cartridge,

 

 

TN-331Y 4

 

 

 

(The second line of the

Yellow

 

 

TN-336Y 5

 

 

 

LCD)

 

 

 

 

 

 

 

Open the Front

 

 

 

 

 

 

 

Cover, replace

 

 

 

 

 

 

 

Toner Cartridge.

 

 

 

 

 

 

 

Yellow (Y).

 

 

 

 

 

 

 

Replace Drum

Drum unit

25,000 pages 1 3

See page 129

DR-331CL

 

 

 

Drum Stop

Drum unit

25,000 pages 1 3

See page 129

DR-331CL

 

 

 

Replace Belt

Belt unit

50,000 pages

See page 135

BU-320CL

 

 

 

 

 

(5 pages per job) 1 3

 

 

 

 

 

 

 

20,000 pages

 

 

 

 

 

 

 

(1 page per job) 1 3

 

 

 

 

 

Replace WT Box

Waste toner box

50,000 pages 1 3

See page 141

WT-320CL

 

 

 

Replace Fuser

Fuser unit

100,000 pages 1 3

Call Brother Customer Service for a

 

 

 

 

 

 

replacement fuser unit.

 

 

 

Replace PF KitMP

Paper feeding kit

50,000 pages 1 3

Call Brother Customer Service for a

 

 

 

 

 

 

replacement PF kit MP.

 

 

 

 

 

 

 

 

120