Main Board, 12.0MHz | Samsung ML-2015/XEV specs

System Overview

3.2.2 Main Board

Main Board are composed of Engine and Controller on the one-Board.

Main Board control to send Current Imagedml Video Data to LSU to print and have motor Driving and Circuit for the current driving and also include Paper Exit Sensor, Cover Open s/w, panel s/w.

U1 (IC-VOLTAGE COMP)

U3 (IC-CLOCK GENERATOR)

12.0MHz

U5

(IC-DRAM/

512K x 16Bit)

(IC-POSI, ADSUST REG) U7						U8	(IC-EEPROM/256x12Bit)


(IC-CMOS LOGIC, INVER TER) U10						U9	(IC-POSI, FLXED REG)
(IC-CMOS LOGIC, INVER TER) U10

(IC-MOTOR DRIVER) U12

	Service Manual	3-9
Samsung Electronics		3-9
Samsung Electronics

Image 23

Samsung ML-2015/XEV manual Main Board, 12.0MHz

Contents

Laser Printer Version no .00 Code JC-0141I Contents Block diagram Disassembly and ReassemblyTroubleshooting Exploded Views & Parts List Circuit Description Reference Information Safety Warning Precautions Electric Shock or fire Precaution Safety CautionNoxious Material Precaution Assembly/Disassembly precaution Handling Precautions ESD Precautions Product Overview SpecificationsGeneral Specifications Controller Product Specifications Descriptions Toner Cartridge Electrical SpecificationEnvironmental Range Input Paper Size Paper Handling Specifications ML-1610 Series ML-2010 Series Remark Model Comparison Table System Outline System Overview Hvps Smps Fuser FeedingTransfer Ass’y Driver Ass’y System Overview LSU Laser Scanner Unit Cleaning Blade 1 H/W Overview H/W Structure and Descriptions Flash Memory 12.0MHz Main Board Sdram AsicSPGPm Specification Serial port interface Uart TimerInterrupt Controller Intc USB interface Jupiter4E Internal Block Diagram Paper Feeding/Width Sensor Controller Pin Signal Smps board Switching Module Power Supply CH1 CH2 Smps Specification Developing Voltage DEV Hvps board High Voltage Power SupplyTransfer High Voltage THV+ Charge Voltage MHV Supply Fuser AC Power Control Engine Control F/W Overview S/W Structure and DescriptionsIntroduction Fan Unit Motors Solenold Clutch Engine Sensing & Unit Control Module Design 3 F/W Architecture of Engine Control FirmwareEngine Interface Module Design Start LED Behaviors Error LED Operation Installing the Toner Cartridge Initial Product InstallationAccessory List System Overview Samsung Electronics You can load approximately 150 sheets of paper in the tray Loading Paper Connecting a Printer Cable Printing a Demo Turning the Printer on System Requirements Installing Printer SoftwareIf you are printing from Windows If you are printing in Linux Sample Pattern Alignment and Adjustments Control Panel OP Panel On Line/Error and Toner Save LEDs Cancel button LED Status Error Message Consumables and Replacement Parts Roller Defective image Typical defect Periodic Defective Image DCU Setup How to use DCU Normal Code Code Self Diagnostic Mode 13 THV+ TRIGGER. ALL HV Functi on Enter Up/ Down Stop Remar k Self Test Button Paper Path Paper Exit Area Clearing Paper Jams Samsung Electronics Around the Toner Cartridge Paper Feed Area Samsung Electronics Tips for Avoiding Paper Jams Solving Print Quality ProblemsPrint Quality Checklist Disassembly and Reassembly Front Cover Disassembly and Reassembly MP Tray Smps Cover Cassette Tray Main Cover Top Cover Hvps RX Drive Thermister Thermo Cap For removing only SMPS, perform the follows in order Engine Shield Including Main PBA and Smps 11 LSU Paper Path Frame PickUp Roller Checking Symptoms Troubleshooting Basic Check List Check paper type Check Power partCheck the Installation Environment Initial Inspection 2 JAM Check and Cause SolutionBad discharge Wrong Print Position 4 JAM 3 JAM Multi-Feeding Paper rolled in the Toner Cartridge OPC Drum Malfunction All LEDs blinking Fuser ErrorAll LEDs blinking Scan 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 open Defective motor operation No Power Vertical Line Getting Curved Printer is not working Bad Software Environment Utilities program Abnormal Printing How to delete the data in the spool manager Spool Error Vertical White Line Bad imageVertical Black Line and Band Black/White Spot Horizontal Black Band Dark Image or a Black Light Image Background Uneven Density Ghost Description Digital Printer Stains on the Face Blank Page Print out Stains on Back Exploded Views and Parts List ML-2010/XEV Main Assembly Assembly Fuser Unit Paper Path Unit MP Tray Assembly Basic Parts List ML-2010/XEV Paper Path Assembly MP Tray Assembly FELT-FRAME Noise LML-2010,POLYESTER RAY SNA IC ASIC-JUPITER4ES4FD004X,ML-1520,160P MEC-BUSHING AGI LSF-5100,SEC,POM+SANTOP SNA JUPITER4e +24V ML-201520ppm GDI P1284 H/W Block Diagram+5V Diagram Schematic Diagrams Main Board2/5 Main Board3/5 Main Board4/5 Main Board5/5 Connector Circuit Diagram Smps Circuit Diagram Hvps Circuit Diagram1/3 Hvps Circuit Diagram2/3 Hvps Circuit Diagram3/3 Troubleshooting Tool Abbreviations Explanation Acronyms and Abbreviations1 SPL Acronyms and Abbreviations2 Selecting printer locations A4 ISO 19752 Standard Patterns Sample Tests Patterns Heater Control 12.1 Engine Controller Circuit Description PWM Controller LSU Controller Motor Driver APB Bridge PVC Lsuc Name Direction Description ADC Controller