Samsung ML-1210, ML-1200 specifications Self Test Button, Paper Path Layout, PTL Test, Fan Test

Page 17

Troubleshooting

13.THV(+) TRIGGER. ALL HV

All high voltage output by each HV terminal and LSU and the fan is in operation. In this mode, electronic resistance of transfer roller and high voltage is detected. If no toner cartridge in the printer, output of THV is +199V ~ + 2100V.

14.PTL Test

Indicates the PTL LED.

15.Fan Test

Indicates the function of the fan.

4-1-4 Self Test Button

If the Self-Test button pressed, vertical lines are printed.

Turn the power on while pressing this button, '89' shows in the DCU and the printer is warming up. After warming-up the printer is in READY Mode, and '88' shows in the DCU. In this mode, without any detection, the printer begins printing(trial printing and data from the PC). It is convenient to use this mode when the engine malfunction is detected in the control board.

4-1-5 Paper Path Layout

 

 

(100

SHEETS)

 

PAPER

 

RECORDED

 

 

 

 

 

FACE DOWN

SHEET 1 MANUAL

LSU

KNOCK UP

 

(150

SHEETS)

PAPER

 

 

 

RECORDED

 

 

EXIT 2

CR

FUSER

OPC

H R/L

FACE UP

TR

EXIT 1

Pr R/L

EXIT SENSOR

SHIELD

PICK UP

CARTRIDGE

DR

 

 

SR

IDLE

 

 

FEED

EMPTY SEN

 

 

PTL

FEED SEN

 

 

 

 

SENSOR BOARD

 

MAIN BOARD

 

 

 

SMPS

 

 

 

SHIELD

4-4

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 TonerOther Covers Cover AssemblyFront Cover 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 malfunctionCode How to use DCUDCU Setup 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 Description Digital Printer Satins on the FaceTerminal of the supply roller Blank Page Print out Satins on Back2 JAM Cause and solution of the bad dischargeWrong Print Position 4 JAM 3 JAMPaper rolled in the fuser Multi-Feeding7 OPC All LEDs blinking Scan Error Cause and solution of the malfunctionAll LEDs blinking Fuser Error Paper Empty without indication Not function of the gear of the fuser due to melting awayPaper Empty Cover Open No lamp on when the cover is openDefective motor operation No PowerVertical Line Getting Curved Service for the Life of Toner Cartridge Toner Cartridge ServicePrecautions on Safe-keeping 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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