Troubleshooting

4-2-9 Ghost (1)

Description Ghost occurs at 75 mm intervals of the OPC drum in the whole printing.

Digital Printer

Digital Printer

Digital Printer

Digital Printer

Digital Printer

Digital Printer

75mm

 

Check and Cause

 

Solution

 

 

 

 

1.

Bad contacts caused by contamination

1.

Clean the terminals when contaminated by

 

from toner particles between high voltage

 

toner particles.

 

terminal in the main body and the elec-

 

 

 

trode of the Developer.

 

 

2.

Bad contacts caused by contamination

2.

Occur in the developer cartridge, replace

 

from toner particles between high voltage

 

the developer and try to print out.

 

terminal in the main body and the one in

 

 

 

the HVPS board.

 

 

3.

The life of developer is expired.

3.

Replace the engine board if not solved by

 

 

 

the above directions 1-2.

 

 

 

(Service Parts : Figure 9 , chapter 5)

4.

Transfer roller lifetime(50,000 sheets) has

4.

If not solved by the direction 3, check the

 

expired.

 

transfer roller lifetime and replace it.

 

 

 

(Service Parts : Figure 8-2 , chapter 5)

5. Abnormal low temperature(below 10°C).

5.

Wait about 1 hour after power on before

 

 

 

using printer.

 

 

 

 

4-2-10 Ghost (2)

• Description

Ghost occurs at 75 mm intervals of the OPC drum in the whole printing. (When printing on card stock or transparencies using manual feeder)

Digital Printer

Digital Printer

Digital Printer

Digital Printer

Digital Printer

Digital Printer

75mm

Check and Cause

Solution

 

 

 

 

When printing on card stock thicker than nor-

Select 'Thick Mode' on paper type menu from

mal paper or transparencies such as OHP,

the software application and after using return-

higher transfer voltage is required.

ing to the original mode is recommended.

 

 

 

Samsung Electronics

4-9

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Image 22
Samsung ML-1200, ML-1210 specifications Ghost

ML-1200, ML-1210 specifications

The Samsung ML-1200 is a noteworthy monochrome laser printer designed to deliver impressively sharp and high-quality printouts, making it a popular choice for both home and small office environments. While it boasts a compact design, the ML-1200 does not compromise on performance, offering a variety of features that enhance productivity and ease of use.

One of the most defining characteristics of the ML-1200 is its print speed. Capable of producing up to 12 pages per minute (ppm), it ensures that users can handle their printing tasks quickly and efficiently. The first page out time is a mere 8.5 seconds, allowing users to receive their documents promptly without unnecessary delays.

Resolution is another critical factor in print quality, and the ML-1200 does not disappoint. With a printing resolution of up to 1200 x 1200 dots per inch (dpi), this printer provides crisp text and detailed graphics, making it suitable for various documents ranging from simple text files to more intricate reports and presentations.

Equipped with Samsung's unique ReCP (Rendering Engine for Clean Page) technology, the ML-1200 enhances the clarity of printed text and images. This technology works by improving edge detail and overall print quality, minimizing the chances of blurry or unclear outputs, which is a common issue with lower-tier models.

In terms of connectivity, the Samsung ML-1200 features standard USB 2.0 support, allowing users to connect the printer directly to their computer seamlessly. While it may lack wireless capabilities, this direct connection provides a stable and reliable interface for personal use.

The device offers a standard paper tray capacity of 150 sheets, along with a one-sheet manual feed slot, catering to different media types. The printer supports various paper sizes, including A4, Letter, and Legal, further enhancing its versatility for various printing tasks.

In conclusion, the Samsung ML-1200 is a robust monochrome laser printer that offers a combination of speed, print quality, and usability, making it an ideal choice for individuals and small businesses looking for a reliable printing solution. Its compact size and efficient technologies ensure that it can easily fit into any workspace while delivering outstanding results consistently.