Condition

Suggested solutions

 

 

Vertical

If marks repeatedly appear on the printed side of

repetitive

the page at even intervals:

defects

The toner cartridge may be damaged. If a

AaBbC c

 

repetitive mark occurs on the page, print a

 

cleaning sheet several times to clean the

AaBbC c

 

cartridge; see page 8.3. After the printout, if

AaBbC c

 

you still have the same problems, install a new

AaBbC c

toner cartridge. See page 8.5.

AaBbC c

Parts of the printer may have toner on them. If

 

the defects occur on the back of the page, the

 

 

 

 

problem will likely correct itself after a few

 

 

more pages.

The fusing assembly may be damaged. Contact a service representative.

Background

Background scatter results from bits of toner

scatter

distributed on the printed page.

A

The paper may be too damp. Try printing with

 

a different batch of paper. Do not open

 

packages of paper until necessary so that the

 

paper does not absorb too much moisture.

If background scatter occurs on an envelope,

 

change the printing layout to avoid printing

 

 

over areas that have overlapping seams on

 

 

the reverse side. Printing on seams can cause

 

 

problems.

If background scatter covers the entire surface area of a printed page, adjust the print resolution through your software application or via the printer properties window.

Misformed

If characters are improperly formed and

characters

 

producing hollowed images, the paper stock

 

 

 

 

may be too slick. Try a different paper. See

 

 

 

 

page 5.3.

 

 

 

If characters are improperly formed and

 

 

 

 

producing a wavy effect, the scanner unit may

 

 

 

 

need service. Verify that it also occurs on a

 

 

 

 

demo page (see page 2.8). For service,

 

 

 

 

contact a service representative.

 

 

 

 

 

Page skew

Ensure that the paper is loaded properly.

Aa

BbCc

• Check the paper type and quality. See page

5.2.

 

• Ensure that the paper or other media is loaded

AaBbCc

correctly and the guides are not too tight or

AaBbCc

too loose against the paper stack.

AaBbCc

 

AaBbCc

 

Condition

 

Suggested solutions

 

 

 

Curl or wave

Ensure that the paper is loaded properly.

 

Check the type and quality. Both high

 

 

temperature and humidity can cause paper

 

 

curl. See page 5.2.

 

Turn over the stack of paper in the tray. Also

 

 

try rotating the paper 180° in the tray.

 

Try printing to the rear cover (face-up).

 

 

 

Wrinkles or

Ensure that the paper is loaded properly.

creases

Check the paper type and quality. See page

 

 

5.2.

 

• Open the rear cover and try printing to the rear

 

 

cover (face-up).

Turn over the stack of paper in the tray. Also try rotating the paper 180° in the tray.

Back of

The transfer roller may be dirty. See page 8.1.

printouts are

Check for leaking toner. Clean the inside of

dirty

 

the printer.

Solid color or

• The toner cartridge may not be installed

Black pages

properly. Remove the cartridge and reinsert.

A

The toner cartridge may be defective and

 

need replacing. Install a new toner cartridge.

The printer may require repair. Contact a

 

service representative.

Loose toner

Clean the inside of the printer.

 

 

Check the paper type and quality. See page

 

 

 

 

 

5.2.

Install a new toner cartridge. See page 8.5.

If the problem persists, the printer may require

repair. Contact a service representative.

9.12 <Troubleshooting>

Page 58
Image 58
Sharp ML-4550 Condition Suggested solutions Vertical, Repetitive, Defects, Scatter, Misformed, Characters, Skew, Creases

ML-4550 specifications

The Sharp ML-4550 is a high-performance multifunction laser printer designed specifically for the demands of modern office environments. Known for its robustness and versatility, this model is engineered to streamline various document handling processes while maintaining exceptional print quality.

One of the standout features of the Sharp ML-4550 is its impressive print speed. Capable of delivering up to 45 pages per minute, it enables businesses to handle large print volumes efficiently. The first-page-out time is remarkably quick, ensuring minimal waiting time for users. Coupled with a maximum print resolution of 1200 x 1200 dpi, users can expect crisp and clear textual clarity, as well as stunning graphics.

Another significant characteristic of the ML-4550 is its multi-functional capability. In addition to standard printing, it offers advanced features such as scanning, copying, and faxing. This versatility makes it an all-in-one solution that can help reduce the footprint of office equipment while enhancing productivity. Large-scale offices will appreciate the high-capacity paper trays, supporting up to 1,500 sheets, thereby minimizing the need for frequent paper replenishment.

The technology behind the Sharp ML-4550 includes a user-friendly LCD control panel that simplifies navigation through various functions. It is compatible with various operating systems, ensuring broad accessibility across different user platforms. Moreover, its support for mobile printing technologies, including Apple AirPrint and Google Cloud Print, allows users to print directly from their smart devices, providing a degree of flexibility highly valued in today’s fast-paced work environments.

Another advantage of the ML-4550 is its compatibility with Sharp’s innovative software solutions. This includes advanced security features, making it ideal for businesses that prioritize secure document handling. Its capability to integrate with Sharp’s Document Systems enhances overall workflow efficiency, ensuring that users have access to tools that support collaborative efforts.

In summary, the Sharp ML-4550 stands out as a well-rounded multifunction printer that delivers speed, quality, and versatility. Its advanced features and robust technology align with the needs of a modern office, making it a solid investment for businesses focused on improving productivity and document management efficiency.