MFC 4450/OP-US-5.0

TROUBLESHOOTINGPROCEDURES

Print Quality Problems

NOTICE

If the display shows CHANGE DRUM, you can clear a print quality problem by replacing the drum unit with a new one. The old drum unit is attheendofitslife.

Difficulty

 

 

Suggestions

Printed Pages are too

AdjusttheprintconditionsbysettingthePrintDensityfunction,

darkorlight.

 

or turn the print density dial counterclockwise for lighter

 

 

 

imagesandclockwisefordarkerimages.Ithasbeenfactoryset

 

 

 

tothemiddleposition.See“ThePrintistooLightortooDark”on

 

 

 

page14-5.

 

 

Printed pages contain

Youmayfixthisbywipingthescannerwindowswithacleansoft

whitestripes.

 

cloth. (See “Regular Maintenance” and “Cleaning the Drum

 

 

 

Unit”onpage13-1~3.)

 

 

 

If you still see white stripes or faint images and the display

 

 

 

shows CHANGE DRUM, replace the drum unit with a new one.

White Stripes or Faint

 

lmages

 

 

 

 

 

 

 

Printed

pages

are

• Clean the MFC interior and the primary corona wire of the

stained with toner or

toner cartridge. See “Regular Maintenance” and “Cleaning

haveverticalstripes.

the Drum Unit” on page 13-1~3.

 

 

 

• Make sure that the tab of the corona wire is at the home

 

 

 

position.

 

 

 

Ifyoustillseedarkstripesortonerstainsandthedisplayshows

 

 

 

CHANGE DRUM, after cleaning, replace the drum unit with a

 

 

 

new one.

Dark Stripes or Toner

 

Stains

 

 

 

 

 

 

 

Printed

pages

have

Make sure that you use paper that meets the specifications.

whitespotsinblacktext

Rough surface or thick media can cause the problem.

andgraphicsarea.

 

 

 

 

 

If you still see white spots and the display shows CHANGE

 

 

 

DRUM, replace the drum unit with a new one.

White Spots

14-12

Page 154
Image 154
Brother MFC4450 manual 14-12, Print Quality Problems

MFC4450 specifications

The Brother MFC-4450 is a multifunction center that stands out in the realm of office equipment for its versatility, efficiency, and user-friendly design. This machine combines printing, scanning, copying, and faxing functions, catering to the diverse needs of both home and small office users. Its compact design allows it to fit comfortably on a desk while maximizing productivity without occupying excessive space.

One of the most significant features of the MFC-4450 is its printing capability. It utilizes laser technology, which is renowned for producing sharp text and rich graphics at impressive speeds. With a print resolution of up to 2400 x 600 dpi, users can expect high-quality documents that are essential for any professional setting. The print speed is also a standout characteristic, delivering approximately 21 pages per minute, which helps to keep workflow uninterrupted in busy environments.

The scanning function of the Brother MFC-4450 is equipped with a flatbed scanner that supports high-resolution scanning up to 600 x 2400 dpi. This feature is valuable for digitizing documents, photographs, and receipts, ensuring that important information is preserved in digital format. Additionally, the built-in automatic document feeder (ADF) can handle multiple pages, making it effortless to scan, copy, or fax multi-page documents.

In terms of connectivity, the MFC-4450 offers a variety of options, including USB and parallel interfaces, allowing for easy integration into existing office setups. Its compatibility with various operating systems ensures that users can seamlessly connect it to their computers without any hassle.

Moreover, the MFC-4450 includes advanced features like a 33.6 Kbps fax modem, which can transmit faxes quickly and efficiently. The 250-sheet paper capacity means users can navigate large print jobs without frequent replenishment, promoting uninterrupted work.

Durability and reliability are hallmarks of Brother products, and the MFC-4450 exemplifies this reputation. Built to withstand the rigors of daily use, it reduces downtime with essential features like a low toner indicator and user-friendly maintenance options.

Overall, the Brother MFC-4450 is an all-in-one solution perfect for small businesses and home offices. With its combination of printing, scanning, copying, and faxing capabilities, alongside reliable performance and ease of use, it emerges as a dependable partner for enhancing productivity and efficiency in any workspace.