Samsung ML-1650, ML-1651N specifications Engine Board and Miscellaneous

Page 22

Disassembly and Reassembly

3-16 Engine Board and Miscellaneous

1.Before you remove the engine board, you should remove:

-Main Cover (see page 3-5)

2.Remove six screws from the left and the right base bracket and take them out.

4.While you push the latch to release the PCU shield, take the PCU shield out of the printer.

3.Remove eight screws securing the PCU shield and remove two screws securing the SCF connector, and then take the PCU shield out of the printer.

5.Unplug all connectors from the PCU shield, and remove the shield.

3-14	Samsung Electronics

Image 22

Contents Laser Printer Version no This manual is stated and provided for service description Safety Precautions Read each caution carefullyPrecautions on Disassembly and Reassembly Releasing Plastic LatchesTools for Troubleshooting Electronic ScalePaper ML-1650 ML-1651N EngineController TonerML-1650 ML-1651N Environment NetworkReleasing Plastic Latches General Precautions on DisassemblyWhenever servicing the machine, you must perform as follows Transfer Roller Controller Board Pickup Assembly Main Cover Exit Assembly MP Multi-Purpose TrayLSU Hvps board10 Fan SolenoidDrive Assembly To remove the thermostat from the fuser assembly Fuser AssemblyTo remove the thermistor from the fuser assembly To remove the halogen lamp from the fuser assembly Guide Feed & Erase Lamp To replace the nockup plate MPF Assembly and Miscellaneous on MPF AssemblyTo replace the pickup roller To replace the pickup holder and the Adjust End MP To replace the Paper Empty PE sensorEngine Board and Miscellaneous To replace the exit board To replace the actuator feed To remove the transfer guideCause and solution of the bad discharge How to use DCUCause and solution of Bad image Cause and solution of the malfunctionDCU Setup How to use DCUCode Self Diagnostic Mode Self Test Button Paper Path LayoutML-1650 Diagnostic Control Unit Quick Referance DCU PanelVertical Black Line and Band Cause and solution of Bad imageCheck and Cause Solution Vertical White LineHorizontal Black Band Black/White SpotLight Image Dark Image or a BlackUneven Density BackgroundGhost Satins on the Face Satins on Back Blank Page Print outWrong Print Position Cause and solution of the bad discharge2 JAM 3 JAM 4 JAMMulti-Feeding Paper rolled in the fuser7 OPC All LEDs blinking Fuser Error Cause and solution of the malfunctionAll LEDs blinking Scan Error Paper Empty Not function of the gear of the fuser due to melting awayPaper Empty without indication No lamp on when the cover is open Cover OpenNo Power Defective motor operationVertical Line Getting Curved Toner Cartridge Service Partially blank Fault Signs Cause & Check Solution Light imageSigns and Measures at Poor toner cartridge ImageFault Signs Cause & Check Solution White Black spot Recycled productFault Signs Cause & Check Solution Ghost & Image Cause and solutions of 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 Exploded Views and Parts List Service Parts List10-3 10-4 All Exploded Views and Parts List Cover Exploded ViewFrame Exploded View Exit Exploded View Rack-MPF Exploded View Fuser Exploded View Drive Exploded View Pick-Up Exploded View Cassette Exploded View Block Diagram Video ControllerBlock DiagramEngine Block Diagram SensorConnection Diagram VPS

Related manuals

Manual 179 pages 8.77 Kb