3550-US-5.0

REGULAR MAINTENANCE AND TROUBLESHOOTING

Print Quality Problems

NOTICE

Youwillclearaprintqualityproblembyreplacingthedrumunitwithanewoneif the display will show CHANGE DRUM. The old drum unit is at the end of its life.

Question

Recommendation

Printouts are too dark or

AdjusttheprintconditionsbysettingthePrintDensityfunction,

light.

or turn the print density dial counterclockwise for lighter

 

imagesandclockwisefordarkerimages.Ithasbeenfactoryset

 

tothemiddleposition.See“ThePrintistooLightortooDark”

 

onpage13-12.

 

 

Printedpagescontainwhite

Youmayfixthisbywipingthescannerwindowswithaclean

stripes.

softcloth.(See“RegularMaintenance”and“CleaningtheDrum

 

Unit”onpage13-1~3.)

 

If the same problem occurs and the display shows CHANGE

 

DRUM,replacethedrumunitwithanewone.

White Stripes or Faint lmages

 

 

 

Printed pages are stained

• Cleanthemachineinteriorandtheprimarycoronawireof

withtonerorhavevertical

thetonercartridge.See“RegularMaintenance”and“Cleaning

stripes.

theDrumUnit”onpage13-1~3.

 

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

 

position.

 

IfthesameprintproblemoccursandthedisplayshowsCHANGE

 

DRUM,aftercleaning,replacethedrumunitwithanewone.

Dark Stripes or Toner Stains

 

 

 

Printedpageshavewhite

Make sure that you use paper that meets the specifications.

spots in black text and

Roughsurfaceorthickmediacancausetheproblem.

graphicsarea.

 

 

If you still have the same problem and the display shows

 

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

White Spots

 

 

 

13-14

Page 128
Image 128
Brother 3550 manual 13-14, Print Quality Problems

3550 specifications

The Brother 3550 is a versatile and robust printer that caters perfectly to the needs of small to medium-sized businesses. Renowned for its blend of performance, reliability, and innovative technology, the Brother 3550 stands out in a competitive market, offering an array of features designed to enhance productivity and streamline workflows.

One of the most significant attributes of the Brother 3550 is its exceptional print speed. Capable of delivering up to 42 pages per minute, this printer ensures that users can efficiently handle high-volume print jobs without compromising on quality. The first page out time is impressively quick, further minimizing downtime and allowing users to focus on their core tasks.

The Brother 3550 employs advanced laser printing technology, which results in sharp, vivid text and graphics that are suitable for professional documents, presentations, and marketing materials. The maximum print resolution reaches up to 1200 x 1200 dpi, ensuring that every print is clear and detailed. This high-quality output is complemented by the printer's efficient paper handling capabilities; it supports various paper sizes and types, accommodating everything from standard letter-sized documents to envelopes and labels.

Connectivity is another strong point of the Brother 3550. It offers multiple connectivity options, including USB, Ethernet, and wireless capabilities. This facilitates easy integration into any office network, allowing multiple users to access the printer from different devices. Additionally, the printer is compatible with various operating systems, including Windows, macOS, and Linux, ensuring versatility across different user environments.

The Brother 3550 also incorporates intelligent technology features such as automatic duplex printing, which allows for double-sided printing to save paper and reduce operational costs. Energy-efficient settings further contribute to its cost-effectiveness, aligning with modern environmental standards.

Maintenance and user-friendliness are prioritized with a straightforward control panel and easy cartridge replacement. The printer’s toner cartridges offer high page yields, contributing to lower overall printing costs and fewer interruptions for replacements.

In summary, the Brother 3550 is a reliable and efficient printer that combines advanced technology with user-centric features. Its impressive speed, quality printing, and various connectivity options make it an exceptional choice for businesses seeking to enhance their productivity and streamline their printing operations. With its durable build and cost-effective operation, the Brother 3550 proves to be a valuable asset in any professional setting.