Problem

Solution

Vertical lines

If black vertical streaks appear on the page:

 

• The drum inside the toner cartridge has probably been

 

scratched. Install a new toner cartridge.

Gray background

If the amount of background shading becomes

 

 

 

 

 

unacceptable, the procedures below may fix the problem.

 

 

 

 

 

• Change to a lighter weight pages. See “Paper

 

 

 

 

 

Specifications” on page 7.13.

 

 

 

 

 

• Check the printer’s environment; very dry (low humidity)

 

 

 

 

 

or high humidity (higher than 80% RH) conditions can

 

 

 

 

 

increase the amount of background shading.

 

 

 

 

 

• Remove the old toner cartridge and install a new one. See

 

 

 

 

 

“Installing the Toner Cartridge” on page 2.4.

 

 

 

 

 

 

 

 

 

 

 

 

Toner smear

• Clean the inside of the printer. See “Cleaning the Inside”

 

 

 

 

 

on page 5.5.

 

 

 

 

 

• Check the paper type and quality. See “Paper

 

 

 

 

 

Specifications” on page 7.13.

 

 

 

 

 

• Remove the toner cartridge and install a new one. See

 

 

 

 

 

“Installing the Toner Cartridge” on page 2.4.

 

 

 

 

 

 

 

 

 

 

 

 

Vertical repetitive

If marks repeatedly appear on the printed side of the page

 

defects

at even intervals:

 

 

 

 

 

• The toner cartridge may be damaged. If a repetitive mark

 

 

 

 

 

occurs on the page, print a cleaning sheet several times to

 

 

 

 

 

clean the cartridge (see page 5.5). After the printout, if

 

 

 

 

 

you still have the same problems, install a new toner

 

 

 

 

 

cartridge. See “Installing the Toner Cartridge” on

 

 

 

 

 

page 2.4.

 

 

 

 

 

 

 

 

 

 

• 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.

6.14 SOLVING PROBLEMS

Page 109
Image 109
Samsung ML-1520 manual Toner smear

ML-1520 specifications

The Samsung ML-1520 is a monochrome laser printer that has gained recognition for its compact design and efficient performance, making it a popular choice for home offices and small businesses. Released as part of Samsung's ML series, this printer stands out due to its combination of affordability and functionality.

One of the key features of the ML-1520 is its impressive print speed. The printer can produce up to 22 pages per minute (ppm), allowing users to handle moderate print jobs efficiently. This speed is particularly beneficial for users who need to print multiple documents quickly without sacrificing quality. The first page is delivered in as little as 8.5 seconds, ensuring that even urgent tasks can be completed promptly.

In terms of print quality, the ML-1520 offers a resolution of up to 1200 x 1200 dots per inch (dpi), which results in sharp and clear text as well as detailed graphics. This high resolution is particularly advantageous for professional documents and presentations, ensuring that all printed materials look polished and presentable.

Connectivity is also a major consideration for users, and the ML-1520 supports USB 2.0 interfaces, which makes it easy to connect to a personal computer or a laptop. This straightforward connection method simplifies setup while ensuring reliable data transfer rates for consistent printing performance.

The printer's compact form factor is designed to fit seamlessly into small workspaces. Measuring approximately 14.6 inches in width, 8.5 inches in depth, and 7.5 inches in height, the ML-1520 can easily be placed on a desk or shelf without taking up too much room. This space-saving design is a significant advantage for users with limited office space.

Another important characteristic of the ML-1520 is its toner efficiency. It utilizes Samsung's proprietary toner cartridges, which are designed to yield an impressive number of pages per cartridge. This contributes to lower printing costs over time, making the ML-1520 an economical choice for users who do a significant amount of printing.

Additionally, the printer incorporates advanced technology such as the Automatic Print Quality Adjustment, which optimizes print quality by automatically adjusting the laser and toner settings according to the type of document being printed. This ensures that users achieve the best possible prints without manual intervention.

In conclusion, the Samsung ML-1520 is a robust monochrome laser printer that combines speed, quality, and affordability, tailored for users looking for an efficient printing solution in a compact design. With its notable features and technologies, it remains a reliable option for anyone needing dependable monochrome printing.