Printing Problems malfunction, Display, Description | Dell 1815DN

Troubleshooting

7.2. Printing Problems (malfunction)

7.2.1 Defective Operation (LCD WINDOW							) Display
7.2.1 Defective Operation (LCD WINDOW							) Display
• Description	Strange characters are displayed on the OPE Panel and buttons are not operated.

	Check and Cause						Solution

1. Clear the memory.							1. Try again after clearing the memory.
2. Check if OPE HARNESS is connected to the Connection							2. After confirming that OPE HARNESS is connected to
B'd correctly.							the Main B'd correctly, if it is so, then replace the
							OPE Ass’y and Main Board in sequence.

7.2.2 Defective LCD Operation
• Description	Defective LCD Operation

	Check and Cause	Solution

1. Clear the memory.		1. The key is wrong itself or wrongly assembled.
2. Confirm to catch a click sound, while a key on the OPE		2. Even after the key has been replaced, it is still wrong,
panel is pressed on.		try to replace the OPE Ass’y and the Main B'd in
		sequence.

Service Manual	7-5

Image 98

Dell 1815DN service manual Printing Problems malfunction, Display, Defective LCD Operation, Description

Contents

Dell 1815dn Page Precautions Safety Warning Electric Shock and Fire Safety Precautions Toxic material Handling Precautions Assembly / Disassembly Precautions Ensure the printer is installed safely Be careful with the high temperature partWhen you move the printer Disregarding this warning may cause bodily injury ESD Precautions Super Capacitor or Lithium Battery Precautions Tool for Troubleshooting Acronyms and Abbreviations SPL This test page is reproduced at 70% of the normal A4 size Sample Pattern for the Test1 A4 ISO 19752 Standard Pattern Product Specifications Product Overview Product General Specifications Remarks Sdram Items Dell Laser MFP 1815dn Remarks Copy Telephone ITU-T G3 Face Down 150Sheets/20lb Face Up 1Sheet Whql MFP System Configurations CPU Part FAX Section Modem Part Modem SFX336 specification Signal Transition of DAA Solution SSD Clkp Clkn Dibp Dibn LSD Line Interface Part Ring Sensitivity Scan Part OPE Pannel Section Printer Section Items Specification Remark RTC Core Voltage PLL Main / Hpvc System Outline Copier Section Hvps High Voltage Power Supply Telephone Section Line Regulation under 15%Output Voltage Fluctuation Method PWM Control +5V Smps Switching Mode Power SupplyRemark AVG TBD Wh Fuser AC Power Control Fixing Part Fuser Toner CartridgeLSU Laser Scanner Unit Transfer Ass’y Feeding Part Duty Cycle Whenever servicing the machine, you must perform as follows General Precautions on DisassemblyReleasing Plastic Latches If necessary, remove the Toner Cartridge Front CoverTake out the Cassette Open the Cover MP Tray Assy Open the MP Tray Assy Rear Cover Take out the Duplex Unit Face Up Cover Fuser Assy Bracket Jam Holder Side Cover Left, Right Dimm Cover Scanner Assy Pull up the Scanner Assy, as shown below Remove the CCD Cable, as shown below Lift the ADF Assy upward to remove itRemove the four screws securing the Scan Upper Pull up the CCD Shaft and take out the Ccdm Remove the CCD Holder ADF Assy Remove the Open Cover, as shown below ADF Motor Assy Remove the Contact Rubber from the OPE Cover OPE UnitRemove the Keys from the OPE Cover Shield Controller Assy Film Cable Drive Assy Duplex Drive Assy Shield Smps Assy Connectors are located, as shown below Connection PCB Fuser Drive Assy 16 Fan Pick Up Roller Assy Duplex Guide Housing With Feed Roller Pull the Feed Roller from the Bushing Hvps Housing Middle Cover Assy Cover Mid Front MPF Housing Release the E-Ring securing the Feed2 Gear and remove it Feed Roller PartsPull up the Feed Idle Shaft and the Bushs with Spring Remove the Clutch Unit, as shown below Pull up the Feed1 Roller from the Bushing, as shown below Pick Up Gear Assy & Solenoids Exit Roller 26 LSU Terminal PBA Transfer Roller Parts Alignment and Adjustments Paper path Clearing Paper Jams Clearing Document Jams If the document is jammed in the paper feed area If the document is jammed in the paper exit area Operator Panel Message Location of Jam Go to Clearing Jams in the Paper PathsPaper Feed Jam tray Pull the tray 1 half Pull the paper straight up and out Paper Feed Jam optional trayBypass tray Jam Fuser Area Jam Paper Exit Jam Alignment & Adjustments Duplex Jam Push the duplex unit to the printer Duplex Jam Paper Setting Copy Setup Fax Setup User ModeDell Laser MFP1815dn Setting-up System in Tech Mode Tech ModeHow to Enter Tech Mode To enter the Tech mode Data Setup Method Fprt rom file Do not turn off the power while upgrading processLocal Machine Remote FAX Select the Adjust Shading at Machine Test Report Protocol List Diagnostic Engine Test ModeTo enter the Engine Test Mode To enter the Engine Test mode Detail DescriptionEngine Test Mode Laser Motor OnOff Identify Sale Date Consumables and Replacement Parts Component Replacement Cycle Abnormal Image Printing and Defective Roller Heat Roller Error Messages Display Meaning Suggested solutions Toner Empty Wrong Print Position Paper Feeding ProblemsCheck and Cause Solution 2 JAM 3 JAM 4 JAM Multi-Feeding Paper rolled in the fuser Paper rolled in the OPC Defective ADF Defective LCD Operation Printing Problems malfunctionDisplay Description Paper Empty without indication Not functioning of the fuser gear due to melting awayPaper Empty Motor breaks away from its place due to gear melting away Door Open No Beep on when the Door is openError lamp is on even when the print Door is closed Check the insertion of the Door S/W Connect No Power Defective Motor operation Vertical Line Getting Curved Replace LSU Vertical White Line Printing Quality ProblemsVertical Black Line and Band Horizontal Black Band Black/White Spot Light Image Dark Image or a Black Uneven Density Background Above directions GhostHvps board Life of developer is expired Stains on the front Stains on back Blank Page Print out Defective MF Dial Fax & Phone ProblemsNo Dial Tone Defective FAX FORWARD/RECEIVE Defective FAX Forward FAX at another fax machine Defective FAX ReceiveDial Telephone line Another machine receiving a FAX additionally Sent to Description The automatic receiving function is not working To the FAX ModeDefective Automatic Receiving Black Copy Copy ProblemsWhite Copy Abnormal noise Defective Image Quality Defective Image Quality of PC Scan Scanning ProblemsDefective PC Scan Service for the Life of Toner Cartridge Toner Cartridge ServicePrecautions on Safe-keeping of Toner Cartridge Open the Front Cover Signs and Measures at Poor toner cartridge Never use usual alcohol Fault Signs Cause & CheckWhite Black spot Recycled product Fault Signs Cause & Check Solution Ghost & Image Network Problems Troubleshooting General Problems Macintosh Problems Windows Problems SyncThru Installation Problems Page8-4 Page8-2Page8-3 Page8-5 Views MainExploded Cover Assy Middle Cover Assy Front Cover Assy Rear Cover Assy Frame Assembly Fuser Drive Assy Main Drive Assy MP Assy ADF Assy Cover Platen Assy OPE Unit Scanner Assy Cassette Assy Fuser Assy Duplex UnitOptional Parts ListModel Dell 1815dn Rear Cover Assy Fuser Drive Assy MP Assy Cover Platen Scanner Assy Fuser Assy BELT-TIMMING Block Diagram Connection Diagram Dell 1815dn recommended spare part list Modems, Accessories