Samsung ML-1210, ML-1200 specifications Uneven Density, Background

Page 21

Troubleshooting

4-2-7 Uneven Density

•Description Print density is uneven between left and right.

 

Check and Cause

 

Solution

 

 

 

 

1.

The pressure force on the left and right

1.

Replace both the left and right Spring

 

springs of the transfer roller is not even,

 

Holder.

 

the springs are damaged, the transfer

 

 

 

roller is improperly installed, or the trans-

 

 

 

fer roller bushing or holder is damaged.

 

 

2.

The toner level is not even on the devel-

2.

Occur in the developer cartridge, replace

 

oper roller due to the bad blade.

 

the developer and try to print out.

 

 

 

 

4-2-8 Background

• Description

Digital Printer

Digital Printer

Digital Printer

Digital Printer

Digital Printer

Light dark background appears in whole area of the printing.

 

Check and Cause

 

Solution

 

 

 

 

1.

Recycled recording paper has been

1.

B/S is not guaranteed when using recycled

 

used.

 

paper.

2.

The life of the Developer has expired.

2.

Replace the Developer that has expired.

 

(The weight at the expiration of the

 

 

 

developer's life: 800 ± 20g)

 

 

3.

The up-to-down movement of the trans-

3.

Clean the busing part of the transfer roller.

 

fer roller is swift?

 

 

4. The HVPS is normal?

4. Replace the Developer if not solved by the

 

(Perform DCU diagnostic code 01~04)

 

above direction 1~3.

 

 

 

 

4-8

Samsung Electronics

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Contents Laser Printer Version no This manual is stated and provided for service description Precautions on Disassembly and Reassembly Safety PrecautionsSafety Precautions Replacing PrecautionsElectronic Scale Tools for TroubleshootingController ML-1210 ML-1220M ML-1250 EnginePaper TonerCover Assembly Front CoverOther Covers LSULaser Scanning Unit LED Panel PBATransfer Roller Motor AssemblyHvps Board Fuser AssemblyThermostat and Halogen Lamp Smps Board Main Board and Sensor Board Cause and solution of Bad image How to use DCUCause and solution of the bad discharge Cause and solution of the malfunctionHow to use DCU DCU SetupCode Self Diagnostic Mode Paper Path Layout Self Test ButtonPTL Test Fan TestCheck and Cause Solution Cause and solution of Bad imageVertical Black Line and Band Vertical White LineBlack/White Spot Horizontal Black BandDark Image or a Black Light ImageBackground Uneven DensityGhost Satins on the Face Terminal of the supply rollerDescription Digital Printer Blank Page Print out Satins on BackCause and solution of the bad discharge Wrong Print Position2 JAM 4 JAM 3 JAMPaper rolled in the fuser Multi-Feeding7 OPC Cause and solution of the malfunction All LEDs blinking Fuser ErrorAll LEDs blinking Scan Error Not function of the gear of the fuser due to melting away Paper EmptyPaper Empty without indication Cover Open No lamp on when the cover is openDefective motor operation No PowerVertical Line Getting Curved Toner Cartridge Service Precautions on Safe-keeping of Toner CartridgeService for the Life of Toner Cartridge Signs and Measures at Poor toner cartridge Fault Signs Cause & Check Solution Light imagePartially blank ImageRecycled product Fault Signs Cause & Check Solution White Black spotFault Signs Cause & Check Solution Ghost & Image Printer is not working Cause and solutions of bad environment of the softwareUtilities program Abnormal Printing How to delete the data in the spool manager Spool ErrorExploded Views and Parts List Service Parts List Exploded Views and Parts ListExploded Views and Parts List No Description Front AssemblyEngine/Frame Lower Assembly 15-2 15-1 14-2 Shield Engine Unit Assembly Plate-Upper Unit Assembly RX Drive AssemblyBlock DiagramGDI Block DiagramPanel Block DiagramPCLConnection DiagramGDI Connection DiagramLSU Connection DiagramPCLRepair Manual Diagram 1250 GDI Connection DiagramML-1210/ML-1220M Connection DiagramPCL PCL Connection DiagramML-1250Schematic Diagrams Main Circuit Diagram 2/5 Main Circuit Diagram 3/5 Main Circuit Diagram 4/5 Main Circuit Diagram 5/5 PC L Main Circuit Diagram 1/9 PCL Main Circuit Diagram 2/9 PCL Main Circuit Diagram 3/9 PCL Main Circuit Diagram 4/9 PCL MainCircuit Diagram 5/9 PCL Main Circuit Diagram 6/9 PCL Main Circuit Diagram 7/9 PCL Main Circuit Diagram 8/9 PCL Main Circuit Diagram 9/9 Hvps Circuit Diagram 1/2 Hvps Circuit Diagram 2/2 Smps Circuit Diagram No Marking Resistor 1/4W-J 5% Panel Circuit Diagram Page Samsung Electronics Digital Printing CS Group Contents
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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.
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