Epson Aculaser M 2000 Service Manual
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EPSON AcuLaser C9200NRevision D Troubleshooting Image quality problem 151 Confidential INCORRECT COLOR IMAGE REGISTRATIONA. Typical Faulty ImagesB. Troubleshooting ProcedureStep Section Check Item Result Action 1 Machine condition Vibration is given to the machine after main power switch has been turned ON. YES Turn off the Main Power Switch and turn it on again more than 10 seconds after. 2 Transfer Belt Fingerprints, oil, or other foreign matter is evident on the Image Transfer Belt. YES Clean with specified solvent. (Refer to Chapter 6 MAINTENANCE (p. 331) ) 3 Transfer Belt is dirty or scratched. YES Clean dirty belt with a soft cloth. Change Transfer Belt Unit that has damages. 4 Drive coupling to the machine is dirty. YES Clean. 5 Photoconductor Unit The surface of the PC Drum is scratched. YES Change Photoconductor Unit. (p.162) 6 2nd Transfer Roller 2nd Transfer Roller is installed properly. NO Reinstall. 7 2nd Transfer Roller is dirty or scratched. YES Change 2nd Transfer Roller. (p.169) 8 The problem has been eliminated through the check of steps up to 9. NO Change Transfer Belt Unit. (p.162) → Change Controller Board. (p.198) AAAAAA 4036fs4032c0
EPSON AcuLaser C9200NRevision D Troubleshooting Image quality problem 152 Confidential VOID AREAS, WHITE SPOTSA. Typical Faulty ImagesB. Troubleshooting ProcedureStep Section Check Item Result Action 1 Image Check There are void areas at the front side or high density section. YES p.149 2 There are void areas in the trailing edge. YES Change the setting value of TR XXX in the Printer Adjust Menu. 3 Transfer Belt Unit Fingerprints, oil, or other foreign matter is evident on the Transfer Belt. YES Clean with specified solvent (Refer to Chapter 6 MAINTENANCE (p. 331) ) 4 Transfer Belt is dirty or scratched. YES Clean dirty belt with a soft cloth. Change Transfer Belt Unit that has damages. 5 2nd Transfer Roller 2nd Transfer Roller is dirty or scratched. YES Change 2md Transfer Roller. (p.169) 6 Charge Neutralizing Cloth is not separated and ground terminal is connected properly. NO Correct or change. 7 Paper path There is foreign matter on paper path. Remove foreign matter. 8 Pre-Image Transfer Guide Plate is damaged or dirty. Clean or change. 4036fs4050c0 4036fs4051c0 Void area White spots 9 The problem has been eliminated through the checks of steps up to 8. NO Change Transfer Belt Unit. (p.162) Step Section Check Item Result Action
EPSON AcuLaser C9200NRevision D Troubleshooting Image quality problem 153 Confidential COLORED SPOTSA. Typical Faulty ImagesB. Troubleshooting Procedure POOR FUSING PERFORMANCE, OFFSETA. Typical Faulty ImagesB. Troubleshooting Procedure Step Section Check Item Result Action 1 Photoconductor Unit The surface of the PC Drum is scratched. YES Change Photoconductor Unit. (p.162) 2 Transfer Belt Unit Fingerprints, oil, or other foreign matter is evident on the Transfer Belt. YES Clean with specified solvent. (Refer to Chapter 6 MAINTENANCE (p. 331) ) 3 Transfer Belt is dirty or scratched. YES Clean dirty belt with a soft cloth. Change Transfer Belt Unit that has damages. 4 2nd Transfer Roller 2nd Transfer Roller is dirty or scratched. YES Change 2nd Transfer Roller. (p.169) 5 Paper path There is foreign matter on paper path. YES Remove foreign matter. 6 Fusing Unit Fusing Belt is dirty or scratched. YES Change Fusing Unit. (p.162) 7 The problem has been eliminated through the checks of steps up to 6. NO Change Transfer Belt Unit. (p.162) AAAA 4036fs4052c0 Step Section Check Item Result Action 1 Paper Paper type does not match. YES Change the setting. 2 The problem has been eliminated through the check of step up to 1. NO Change Fusing Unit. (p.162) C F C FC F 4036fs4060c0 C FC F 4036fs4059c0 Poor fusing performanceOffset
EPSON AcuLaser C9200NRevision D Troubleshooting Image quality problem 154 Confidential BRUSH EFFECT, BLURRED IMAGEA. Typical Faulty ImagesB. Troubleshooting Procedure BACK MARKINGA. Typical Faulty ImagesB. Troubleshooting Procedure Step Section Check Item Result Action 1 Paper Paper is damp. YES Change paper to one just unwrapped from its package. Install Paper Dehumidifying Heater. 2 Paper type does not match. YES Change the setting. 3 Fusing Unit Fusing Entrance Guide Plate is dirty. YES Clean. 4 Fusing Belt is dirty or scratched. YES Change Fusing Unit. (p.162) 4036fs4061c0 4036fs4031c0 Brush effect Blurred image Step Section Check Item Result Action 1 2nd Transfer Roller Image 2nd Transfer Roller is scratched or dirty. YES Change 2nd Transfer Roller. (p.169) 2 Paper path There is foreign matter on paper path. YES Remove foreign matter. 3 Fusing Unit Fusing Entrance Guide Plate is scratched or dirty. YES Clean or change. 4 Lower Fusing Roller is scratched or dirty. YES Change Fusing Unit. (p.162) 5 Transfer Belt Fingerprints, oil, or other foreign matter is evident on the Transfer Belt. YES Clean with specified solvent. (Refer to Chapter 6 MAINTENANCE (p. 331) ) 6 The problem has been eliminated through the checks of steps up to 5. NO Change Transfer Belt Unit. (p.162)→ Change High Voltage Unit(Image Transfer, Neutralizing). (p.230) 4036fs4062c0 AAAA 4036fs4063c0
EPSON AcuLaser C9200NRevision D Troubleshooting Image quality problem 155 Confidential UNEVEN IMAGEA. Typical Faulty ImagesB. Troubleshooting Procedure OR IMAGE TROUBLES THAT APPEAR AT REGULAR INTERVALSWhen an image trouble occurred at the certain pitch, some rollers at the printing process or the paper conveying system in the engine have something wrong. Perform efficient trouble shooting by checking the appropriate roller, based on circumferential length (interval) for each roller listed in the following table. Check as follows. 1. Check the pitch (interval) of image troubles 2. Refer to the following table to find out the appropriate roller. 3. Check if the roller has foreign matters or damages at the point that matches with the image trouble point. Step Section Check Item Result Action 1 Toner Cartridge The Toner Cartridge of every color is surely installed. NO Re-install it. 2 PH Unit PH Unit is surely installed. NO Re-install it. 3 Uneven pitch occurs in 3.0 mm pitch. YES Replace PH Unit Stopper . (p.175) 4 Toner Cartridge There is any stain or breakage on the Drive section of the Toner Cartridge. YES Clean/replace the Toner Cartridge. 5 Toner Cartridge There is any stain, damage or abrasion on the PC drum. YES Replace the Toner Cartridge. (p.175) 6 2nd Transfer Roller There is any stain, damage, deformation or abrasion on the 2nd Transfer Roller. YES Replace the 2nd Transfer Roller. (p.169) 7 Fusing Unit There is any stain, damage, deformation or abrasion on the Roller and Drive section of the Fusing Unit. YES Replace the Fusing unit. (p.162) 8 The problem has been eliminated through the check of step 7. NO Replace the Transfer Belt. (p.162) 4138fs4507c0 Circumferential Length Roller Unit to be Replaced 94.20mm PC Drum Photoconductor Unit 50.24mm Developing Roller 62.61mm 2nd Transfer Roller 2nd Transfer Roller 125.60mm Heating Roller Fusing Unit 116.18mm Pressure Roller (751 ± 0.7mm) Transfer Belt Transfer Belt Unit
EPSON AcuLaser C9200NRevision D DISASSEMBLY AND ASSEMBLY Preliminary Check 157 Confidential4.1 Preliminary Check4.1.1 Tool ListThe tools listed below are required for disassembling the printer. 4.1.2 Parts/Units that Should Not be DisassembledDo not disassemble the following parts or units. Doing so can result in malfunction of the printer.†Consumables / After Service Parts Do not disassemble the consumables or parts/units that are supplied as After Service Parts. Example: „Toner Cartridge „Fusing Unit „PH Unit †Parts/Units that are not described in this manual Do not disassemble any parts/units that are not described in this manual. Especially, the main frame must be kept unchanged from its original state because the frame position has been strictly adjusted at the factory. Never loosen or remove the screws securing the frame. Tool Name Code Usage Reference Phillips screwdriver No.2 1080532For disassembling all of the parts/units--- Long-nose pliers 1080564 Use as required --- Tweezers 1080561 Use as required ---
EPSON AcuLaser C9200NRevision D DISASSEMBLY AND ASSEMBLY Preliminary Check 158 Confidential4.1.3 How to Read this ChapterPAGE CONFIGURATION†Opening page †Main page EPSON AcuLaser M2000D/M2000DN/M2010D/M2010DNRevision A DISASSEMBLY AND ASSEMBLY Main Unit Disassembly/Reassembly 30 Confidential1.3.4 Group 4CONTENT Table 1-7. Parts/Units to be Disassembled Guide Paper Feed Roller (Paper Cassette) Paper Sensor Separation Roller (Paper Cassette)ABC Paper Sensor Paper Feed Roller (Paper Cassette)AB- Bottom of Main Unit - Separation Roller (Paper Cassette) C Part Name/GuideLists parts or units included in the Group. Each of their disassembly procedure is given with the alphabetic character shown in the Guide column. Location Shows location of each part. EPSON AcuLaser M2000D/M2000DN/M2010D/M2010DNRevision A DISASSEMBLY AND ASSEMBLY Main Unit Disassembly/Reassembly 32 Confidential Paper Cassette 1. Remove the Paper Cassette. A1 B1 C1 Paper Cassette Paper Feed Roller (Paper Cassette) 1. Push the lever and remove the Paper Feed Roller. Match the Feed Shaft end with the oval hole on the Paper Feed Roller.A2 B2 Shape of the Shaft Oval shape Feed Shaft Paper Feed Roller Feed Shaft Feed Shaft Paper Feed Roller Lever ProcedureDescribes disassembly procedure. Reassemble the parts or units by reversing the disassembly procedure. Part NameShows part to be disassembled or operation to be performed in the column. Final ProcedureThe pink Guide indicates that the step is the final step of the disassembly procedure. Guide Guide to indicate the procedural steps.
EPSON AcuLaser C9200NRevision D DISASSEMBLY AND ASSEMBLY Preliminary Check 159 ConfidentialPROCEDURE 1. Find the part/unit you want to remove in the table. 2. Check the alphabetic character “Guide” in the Guide column for the target part/ unit. Example: When you want to remove the Separation Roller, its “Guide” is “C”. 3. Go to main pages, find the columns that has the “Guide” character on the upper left corner, and perform the procedure described in the columns in numerical sequence. Example: To disassemble the Separation Roller, find columns with “C” on their upper left corner, and follow the procedures in the columns in numerical order. 1.3.4 Group 4CONTENT Table 1-7. Parts/Units to be Disassembled Guide Paper Feed Roller (Paper Cassette) Paper Sensor Separation Roller (Paper Cassette)ABC EPSON AcuLaser M2000D/M2000DN/M2010D/M2010DNRevision A DISASSEMBLY AND ASSEMBLY Main Unit Disassembly/Reassembly 32 Confidential Paper Cassette 1. Remove the Paper Cassette. A1 B1 C1 Paper Cassette Paper Feed Roller (Paper Cassette) 1. Push the lever and remove the Paper Feed Roller. Match the Feed Shaft end with the oval hole on the Paper Feed Roller.A2 B2 Shape of the Shaft Oval shape Feed Shaft Paper Feed Roller Feed Shaft Feed Shaft Paper Feed Roller Lever EPSON AcuLaser M2000D/M2000DN/M2010D/M2010DNRevision A DISASSEMBLY AND ASSEMBLY Main Unit Disassembly/Reassembly 33 Confidential Paper Sensor 1. Put the printer upside down. 2. Pull the Feed Shaft out in the direction of the arrow. 3. Disengage the two hooks and remove the holder. 4. Remove the actuator from the holder. 5. Disengage the hook and remove the Paper Sensor. 6. Disconnect the connector from the Paper Sensor. B3 Feed ShaftActuator Connector Paper Sensor Holder Bottom Hooks Separation Roller (Paper Cassette) 1. Secure the Bottom Plate by pressing it down. C2 Separation Roller Bottom Plate Front Face
EPSON AcuLaser C9200NRevision D DISASSEMBLY AND ASSEMBLY List of Disassembly/Reassembly Parts/Units 160 Confidential4.2 List of Disassembly/Reassembly Parts/Units Table 4-1. Main Unit Section Parts/Unit Ref. ConsumablesToner Cartridge (+ Odor Filter)P. 175 Photoconductor UnitP. 162 Waste Toner Collector + Exhaust FilterP. 162 Periodic replacement partsFusing UnitP. 162 Transfer Belt Unit P. 162 2nd Transfer RollerP. 169 Ozone FilterP. 169 Dust FilterP. 169 Maintenance UnitFeed Roller (Standard Cassette)P. 169 Feed Roller (MP tray)P. 210 Separation Roller (Standard Cassette)P. 169 Separation Roller (MP tray)P. 210 Feed Roller (Optional Cassette Unit)P. 291 Separation Roller (Optional Cassette Unit)P. 291 Exterior partsRear Left Cover + Front Left CoverP. 193 Right Rear Cover + Rear CoverP. 221 MP tray Left Cover + MP tray Right Cover + Tray ExtensionP. 210 Front DoorP. 162 Right DoorP. 260 Exit TrayP. 193 Upper Cover + Control PanelP. 193 Standard Paper CassetteP. 206 Front Cover P. 175 Board and etc.Controller Board (PWB-P)P. 198 Mechanical Control Board (PWB-M)P. 198 RTC BoardP. 198 DC Power Supply (PU1)P. 193 High Voltage Unit (HV1)P. 230 Standard Cassette Paper Size Board (PWB-I)P. 221 PH Interface Board (PWB-D)P. 175 UnitMulti Bypass UnitP. 210 PH UnitP. 175 Transfer Drive AssyP. 230 Hopper Drive AssyP. 246 Fusing Drive AssyP. 230 Paper Width Detection UnitP. 206 Near Empty AssyP. 260 Motor /Sensor /ClutchColor Developing Motor (M3)P. 226 Color PC Drum Motor (M2)P. 226 Toner Supply Motor C/K (M7)P. 221 Toner Supply Motor Y/M (M6)P. 221 Main Motor (M1)P. 226 Fusing Drive Motor (M4)P. 221 IDC Sensor/1 (SE1) + IDC Sensor/2 (SE2)P. 210 Standard Cassette Paper Feed Clutch (CL2)P. 246 1st Image Transfer Pressure/Retraction Position Sensor (PC6)P. 246 1st Image Transfer Pressure/Retraction Clutch (CL3)P. 230 Waste Toner Full Sensor (PC8) P. 300 Front Door Switch/2 (S4) Front Door Switch/1 (S3) Main Power Switch (S1) Primary Interlock Switch (S2) Right Door Switch (S5) Developing Clutch (CL4) P. 304 MP tray Lift-Up Sensor (PC14) MP tray Registration Clutch Sensor (CL5) MP tray Paper Empty Sensor (PC13) FanCooling Fan Motor/2 (M22) P. 297 Cooling Fan Motor/1 (M12) Ozone Ventilation Fan Motor (M14) Power Supply Cooling Fan Motor/1 (M8) Fusing Cooling Fan Motor/2 (M11) Table 4-1. Main Unit Section Parts/Unit Ref.