Muratec F-114P service manual Scan Assy

Page 45

Disassembly and Reassembly

3.11 Scan Ass'y

1.Before you remove the Scan Ass'y, you should remove:

-Rear Cover (see section 3.3)

-Side Cover L (see section 3.4)

-Side Cover R (see section 3.5)

-Front Cover (see section 3.10)

2.Unplug the three connectors (OPE, CIS, scan motor) from the Main PBA. Then remove the two Ground Cables, as shown below.

 

OPE

CIS

CIS

 

OPE

3.Remove the four screws securing the Top Cover and remove the Scan Ass'y, as shown below.

Scan Ass'y

Service Manual

3-9

 

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Contents 114 / F-114P Page Contents Alignment & Troubleshooting Exploded Views & Parts Lists Page Safety Warning PrecautionsToxic material Electric Shock and Fire Safety PrecautionsAssembly / Disassembly Precautions Handling PrecautionsDisregarding this warning may cause bodily injury Be careful with the high temperature partESD Precautions Page Product Specifications Product specification and featureFcot Items 114Series SPL Twain Summary of Product Printer ComponentsFront View Items 114Series Control Panel Product spec and feature Overview of System Smps Board & Hvps Board Feeding section System LayoutTransfer Ass’y Driver Ass’yScan Image Controller 3.4e Safety FeaturesCIS Driver Circuit Tx Driver CircuitLSU Laser Scanner Unit Toner Cartridge Main Pbaspl Model Flash Memory Asic Chorus2Sdram Main function blockSensor input circuit Smps & Hvps HVPSHigh Voltage Power Supply Rated Power Output Smps Switching Mode Power SupplyConsumption Power Length of Power Cord 1830 ± 50mm Power Switch FittedFuser AC Power Control Feeding Engine F/WDrive TransferError Type FusingOPE PBA 6.5 LSUPage General Precautions on Disassembly Releasing Plastic LatchesWhenever servicing the machine, you must perform as follows Rear Cover White Roller Ass,ySide Cover R Side Cover LOPE Unit Remove the seven screws securing the OPE PBA and remove it ADF Rubber Pad Exit Roller CISFront Cover Assy Scan Assy Scan Motor Assy ADF Roller Sub Hook PBA DC-Fan Drive AssyExit Cover Assy Engine Shield Assy LSU-UnitMain PBA Smps Unplug one connectorFuser Assy Unwrap the Thermister Harness, as shown below Transfer Assy Feed Assy Remove the Feed Gear1 Assy Solenoid Pick up AssyPage Paper path Alignment and AdjustmentsCopy & Scan Document Path ADF PartEngine Part Printer Paper PathClearing Paper Jams Paper Jam1Bypass Jam 2.1a Input Misfeed Clearing Document Jams2.1b Exit Misfeed Message Location of Jam Clearing Paper JamsAlignment & Troubleshooting Paper Exit Area Fuser Area or Around the Toner Cartridge Tips for Avoiding Paper Jams Bypass TrayReports Advanced Fax Fax Feature Paper Setting Copy Setup Fax SetupSound/Volume Machine Setup Maintenance User ModeSF-565PRHow to Enter Tech Mode Tech ModeTo enter the Tech mode Tech Mode settings mapMethod Data SetupFlash Upgrade Machine Test Switch TestProtocol List ReportEngine Test Mode To enter the Engine Test Mode To enter the Engine Test modeDiagnostic Identify Sale Date Component Replacement Cycle Consumables and Replacement PartsRoller Abnormal image period Kind of abnormal image Abnormal Image Printing and Defective RollerError Messages Low Heat Error Line ErrorOpen Heat Error LSU ErrorNo PaperAdd Paper NO. Not AssignedOperation NotAssigned Paper Jam 0Open/Close DoorProcedure of Checkig the Symptoms TroubleshootingVertical Black Line and Band Cause and solution of image qualityVertical White Line Horizontal Black Bands Black/White Spot Digital Printer Light ImageDark image or Black Uneven Density Background Ghost1 Ghost Description Ghost occurs at 66.3 or 75.5 mm intervals Digital Printer Stains on the Face Digital Digital Pri Digital Printer Stains on BackBlank Page Print out Blank Page Print out No Dial Tone Fax & Phone ProblemsDefective MF Dial Defective FAX FORWARD/RECEIVE Defective FAX Forward Defective FAX Receive Defective FAX Receive Defective FAX Receive Defective FAX Receive Defective Automatic Receiving FAX ModeWhite Copy Copy ProblemsBlack Copy Abnormal noise Defective Image Quality Wrong Print Position Paper Feed problems Causes and SolutionsJAM PTL Feed JAM Toner Cartridge Multi-Feeding Paper rolled in the fuser Paper rolled on the OPC Drum Fuser Error Printer Faults Causes and SolutionsLSU Error Fuser gear melts due to overheating causing Paper Jam Paper Empty Paper Empty without indication Cover Open No error message when the cover is open Defective motor operation No Power Printed Vertical Lines become curved Precautions on Safe-keeping of Toner Cartridge Toner Cartridge ServiceService for the Life of Toner Cartridge 6.2a Redistributing TonerError messages in the LCD window related to toner Standard of guarantee for consumable partsEnded Signs and Measures of Poor toner cartridgeFault Signs Cause & Check Solution Fault Signs Cause & Check Solution Ghost & Image Printer is not working Software Problems Causes and SolutionsAbnormal Printing Spool Error How to delete the data in the spool manager Page Contents View Top Cover Exploded View OPE Ass’y Exploded View Scan Upper Ass’y Exploded View Main Frame Exploded View ServiceFuser Unit Exploded View Exit Cover Exploded View Cassette Unit Exploded View Page System Diagram Connection Diagram DVMDigital Volt Meter Tool for TroubleshootingHvps Acronyms and AbbreviationsLCD Select a location for the printer A4 ISO 19752 Standard Patterns Sample Tests PatternsPage Page Muratec America, Inc
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