Name: Brother MFC MFC-9120CN
Brand: Brother
Rating: 5 (1 reviews)

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136

Coloured lines across the page

 If coloured lines appear at 30 mm intervals, replace the toner

cartridge that matches the colour of the line. (See Replacing a Toner

cartridge on page 168.)

 If coloured lines appear at 94 mm intervals, put in a new drum unit

that matches the colour of the line. (See Replacing the drum units

on page 174.)

White spots or hollow print

 If the problem is not solved after printing a few pages, the drum unit

may be stained. Clean all four drum units. (See Small spots on the

printed pages in Cleaning the drum unit on page 159.)

 Make sure that the media type settings in the printer driver and in the

machine's Paper Type menu matches the type of paper you are

using. (See Acceptable paper and other print media on page 17 and

Basic tab in the Software User's Guide on the CD-ROM.)

 Check the machine’s environment. Conditions such as high humidity

can cause white spots or hollow print. (See Choosing a location

on page 108.)

Completely blank or some

colours are missing

 Put in a new toner cartridge. (See Replacing a Toner cartridge

on page 168.)

You may only need to replace one toner cartridge to solve the print

problem. To identify which toner cartridge needs to be replaced,

please visit us at http://solutions.brother.com/

to view our FAQs and

troubleshooting tips.

 Put in a new drum unit. (See Replacing the drum units on page 174.)

You may only need to replace one drum unit to solve the print

problem. To identify which drum needs to be replaced, please visit us

at http://solutions.brother.com/

to view our FAQs and troubleshooting

tips.

Coloured spots at 94 mm

 If the problem is not solved after printing a few pages, the drum unit

may have glue from a label stuck on the drum surface. Clean the

drum unit. (See Large spots on the printed pages in Cleaning the

drum unit on page 159.)

 Put in a new drum unit. (See Replacing the drum units on page 174.)

You may only need to replace one drum unit to solve the print

problem. To identify which drum needs to be replaced, please visit us

at http://solutions.brother.com/

to view our FAQs and troubleshooting

tips.

Coloured spots at 30 mm

 Identify the colour causing the problem and put in a new toner

cartridge. (See Replacing a Toner cartridge on page 168.)

You may only need to replace one toner cartridge to solve the print

problem. To identify which toner cartridge needs to be replaced,

please visit us at http://solutions.brother.com/

to view our FAQs and

troubleshooting tips.

Examples of poor print

quality

Recommendation

ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.

94 mm

ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.

30 mm

Print Technology	Laser
Connectivity	USB 2.0, Ethernet
Duplex Printing	Manual
ADF Capacity	35 sheets
Fax Modem Speed	33.6 Kbps
Functions	Print, Copy, Scan, Fax
Maximum Printing Speed (Black)	17 ppm
Maximum Printing Speed (Color)	17 ppm
Monthly Duty Cycle	Up to 30, 000 pages
Scanning Resolution	Up to 19200 x 19200 dpi (interpolated)
Optical Scan Resolution	1200 x 2400 dpi
Memory	64 MB
Paper Handling	250-sheet input tray
Scanner Type	Flatbed
Copy Speed	Up to 17 cpm
Paper Capacity	250 sheets
Print Speed	Up to 17 ppm (Black/Color)

Brother MFC MFC-9120CN User Manual

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Brother MFC MFC-9120CN Specifications

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