Samsung ML-1700 specifications SPGPm Internal Block Diagram, Ahb Bus

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S U M M A RY OF PRO D U C T

4.4.4SPGPm Internal Block Diagram

ADDR/

DATA

MUX

				ARM946E -S CORE
		EXTERNAL

				16KB ICACHE
		DMA CONTROLLER		16KB DCACHE		USB2.0
		(4CH)		16KB DCACHE
ROM


CONTROLLER
CONTROLLER

AHB BUS

ARBITER

IO

CONTROLLER

PVC

HPVC 512x8 4096x16

UART(3CH)

ENGINE

CONTROLLER

LSU I/F

SFR BUS INTERFACE

MAC

SYSMAC

SYSTEM BUS

ARBITER

SYSTEM

BUS

INTERFACE

DECODER

CLOCK & RESET GENERATOR

SYSTEM PLL (120MHz)

SDRAM

CONTROLLER (5CH)

	PULSE WIDTH	SFR
	MODULATOR	SFR
		Bus

	MOT OR
	CONTROLLER
	CONTROLLER
	128x16 x2

	ADC (3CH)

System Bus

HCT

gCODEC

PARALLEL PORT

INTERFACE

MISC

CONTROLLER

EPI

ENGINE

Comm. I/F

INTERRUPT

CTRL (5CH)

TIME CONTROL

UNIT

Samsung Electronics

GRAPHIC

EXECUTION

UNIT

ROTATOR/

SCALER/

HALFTONER 1024x8, 256x8x 4

Service Manual

4-15

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Contents Precautions SpecificationsTroubleshooting Block DiagramElectronics 2003 Precautions Precaution related noxious material Precaution related electric shock or firePrecaution related handling the machine Precaution when assembly/disassemblyESD Precautions Tool for Troubleshooting DCUDiagnostic Control Unit DriverAcronyms and Abbreviations LSUSample Pattern for the Test 1 A4 5% Pattern2 A4 2% Pattern 3 A4 IDC Pattern Samsung Electronics Specifications General SpecificationsEnvironmental Range Controller SpecificationElectrical Specification Paper Handling Specifications Toner Cartridge DeveloperSpecifications Printer Components Front ViewRear View Inside ViewOn Line/Error and Toner Save LEDs Control PanelCancel button Printing demoSystem Layout FuserFeeding Part Transfer Ass’yDriver Ass’y Fixing PartFuserSafety Relevant Facts LSU Laser Scanner UnitToner Cartridge Main Pbaspl Model Asic Jupiter Flash MemorySdram Sensor input circuitPaper Feeding, Toner Cartridge Sensing Paper Exit SensingCover Open Sensing DC FAN / Solenoid DrivingMain PBA PCL Model Sdram Regulator Clock Generator Buffer Motor DriveML-1710 ML-1510 ML-1750 AsicSPGPm MemorySPGPm Internal Block Diagram AHB BUSSmps & Hvps HVPSHigh Voltage Power Supply SMPSSwitching Mode Power Supply Rated Power OutputConsumption Power Length of Power Cord 1830 ± 50mm Power Switch UseFuser AC Power Control Engine F/W DriveTransfer FeedingPID Method FusingHeat Lamp Method What is the Q-PID Method? 5 LSUWhenever servicing the machine, you must perform as follows General Precautions on DisassemblyReleasing Plastic Latches Top Cover Fuser FuserHeat Lamp TypeFuserQ-PID Type Unplug Thermister Harness from the Fuser cover Exit Roller LSUFan Driver Ass’yEngine Shield Ass’y Main PBASmps Transfer Roller Feed Roller Pick Up Roller & Solenoid How to use DCU DCU SetupNormal Code Error CodeCode Self Diagnostic Mode Code Description13 THV+ TRIGGER. ALL HV Self Test Button Functi on Enter Up/ Dow n Stop Remar kPaper Path Paper OutFace UpClearing Paper Jams Paper Exit Area JAM2Paper Feed Area JAM0 Around the Toner Cartridge JAM1Tips for Avoiding Paper Jams Sample Pattern Printing a DemoPrinting a cleaning sheet Consumables and Replacement Parts LED Status Display by Each ErrorPeriodic Defective Image Roller Defective image Typical defectSamsung Electronics Vertical White Line Bad imageVertical Black Line and Band Horizontal Black Band Black/White SpotLight Image Dark Image or a BlackUneven Density BackgroundGhost Satins on the Face Satins on Back Blank Page Print out2 JAM Bad dischargeWrong Print Position 3 JAM 4 JAMMulti-Feeding Paper rolled in the FuserPaper 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 No lamp on when the cover is open Cover OpenNo Power Defective motor operationVertical Line Getting Curved Toner Cartridge Service Precautions on Safe-keeping of Toner CartridgeService for the Life of Toner Cartridge Redistributing TonerSigns and Measures at Poor toner cartridge ImageFault Signs Cause & Check Solution White Black spot Bad Environment of The Software Printer is not workingUtilities program Abnormal Printing Spool Error How to delete the data in the spool managerExploded Views and Parts List 11-1 11-2 11-3 Main Assembly Parts List Unit Assembly Frame Unit Assembly Parts List Frame Unit Assembly Parts ListCont Drive Unit Assembly Drive Unit Assembly Parts ListCassette Unit Assembly Cassette Unit Assembly Parts List Fuser Unit Assembly Fuser Unit Assembly Parts List Samsung Electronics 9Block Diagram 9.1 PCL Model SPL Model Motor DR PART’SConnection Diagram PCL ModelComputer Schematic Diagrams PCL Main Circuit Diagram 1/7PCL Main Circuit Diagram 2/7 PCL Main Circuit Diagram 3/7 PCL Main Circuit Diagram 4/7 PCL Main Circuit Diagram 5/7 PCL Main Circuit Diagram 6/7 PCL Main Circuit Diagram 7/7 SPL Main Circuit Diagram 1/5 SPL Main Circuit Diagram 2/5 SPL Main Circuit Diagram 3/5 SPL Main Circuit Diagram 4/5 SPL Main Circuit Diagram 5/5 Hvps Circuit Diagram 1/2 THVHvps Circuit Diagram 2/2 4KVSmps Circuit Diagram 110V 1/2 Smps Circuit Diagram 110V 2/2 CON2-14MANUAL CON2-25EXIT