Service Manual
Page 41
... Paper stack lever Transfer roller Eject roller 2 Back cover Heat roller Eject roller 1 Paper eject actuator Pressure roller Duplex unit Paper tray Paper tray (LT unit) Laser unit Corona wire Exposure drum Develop roller Fig. 2-3 2-3 MP tray Regist roller Separation rollerMMPP Separation pad MP Paper feed roller MP Regist actuator rear Regist actuator front Feed roller TR Edge actuator Separation roller Separation pad Paper feed roller PE actuator Plate Feed roller...
... Paper stack lever Transfer roller Eject roller 2 Back cover Heat roller Eject roller 1 Paper eject actuator Pressure roller Duplex unit Paper tray Paper tray (LT unit) Laser unit Corona wire Exposure drum Develop roller Fig. 2-3 2-3 MP tray Regist roller Separation rollerMMPP Separation pad MP Paper feed roller MP Regist actuator rear Regist actuator front Feed roller TR Edge actuator Separation roller Separation pad Paper feed roller PE actuator Plate Feed roller...
Service Manual
Page 46
... start of overall ADF. - Performance of each sensor - Pick-up roller and separation roller while the document is drawn in the ADF. - Paper feed roller 1, 2, 3, 4 Send the document. - SB (switch back) roller ASSY When the duplex scanning, this machine, the duplex scanning is opened or not. Eject roller Eject the document. 2. Function of the ADF - Switch back sensor...
... start of overall ADF. - Performance of each sensor - Pick-up roller and separation roller while the document is drawn in the ADF. - Paper feed roller 1, 2, 3, 4 Send the document. - SB (switch back) roller ASSY When the duplex scanning, this machine, the duplex scanning is opened or not. Eject roller Eject the document. 2. Function of the ADF - Switch back sensor...
Service Manual
Page 47
... (described later). 2-9 Confidential Switch back sensor Flap C Paper feed roller 1 Paper feed roller 2 Flap B SB roller ASSY Separation roller Pick-up roller, separation roller, paper feed rollers 1/2/3/4, eject roller, ADF motor, switch back sensor, document rear sensor and document front sensors 1/2. These two scanning methods are switched depending on the sensors, see 3.6 Sensors position. Internal structure The automatic document feeder (ADF) consists of...
... (described later). 2-9 Confidential Switch back sensor Flap C Paper feed roller 1 Paper feed roller 2 Flap B SB roller ASSY Separation roller Pick-up roller, separation roller, paper feed rollers 1/2/3/4, eject roller, ADF motor, switch back sensor, document rear sensor and document front sensors 1/2. These two scanning methods are switched depending on the sensors, see 3.6 Sensors position. Internal structure The automatic document feeder (ADF) consists of...
Service Manual
Page 48
5. Paper feed roller 2 Paper feed roller 3 Paper feed roller 1 ADF motor Separation roller Paper feed chute ASSY Document cover LGL CCD module Eject roller Separation rubber Fig. 2-8 2-10 Confidential ADF simplex scanning (The document moves over the immovable CCD unit.) (1) Set the document face up roller draws the document, and the separation roller and separation pad send a sheet of the stacked documents. (2) The...
5. Paper feed roller 2 Paper feed roller 3 Paper feed roller 1 ADF motor Separation roller Paper feed chute ASSY Document cover LGL CCD module Eject roller Separation rubber Fig. 2-8 2-10 Confidential ADF simplex scanning (The document moves over the immovable CCD unit.) (1) Set the document face up roller draws the document, and the separation roller and separation pad send a sheet of the stacked documents. (2) The...
Service Manual
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Paper feed roller 2 SB roller ASSY Paper feed roller 3 Fig. 2-11 Eject roller 2-12 Confidential The document is drawn again. (4) The SB (switch back) roller ASSY is turned counter again, and the document is passed through the paper feed rollers 1, 2 and 3, and ejected to the document cover by the eject roller.
Paper feed roller 2 SB roller ASSY Paper feed roller 3 Fig. 2-11 Eject roller 2-12 Confidential The document is drawn again. (4) The SB (switch back) roller ASSY is turned counter again, and the document is passed through the paper feed rollers 1, 2 and 3, and ejected to the document cover by the eject roller.
Service Manual
Page 55
... transferred onto the paper, the paper is removed easily. 2-17 Confidential Eject roller ASSY 2 Outer chute Eject roller ASSY 1 Paper eject actuator Heat roller Pressure roller Fig. 2-17 When a paper jam occurs, the main motor rotates conversely to fix unfixed toner onto the paper by the back cover and ejected face down into the top output tray through the eject roller. Consequently, the eject roller ASSY 2 is...
... transferred onto the paper, the paper is removed easily. 2-17 Confidential Eject roller ASSY 2 Outer chute Eject roller ASSY 1 Paper eject actuator Heat roller Pressure roller Fig. 2-17 When a paper jam occurs, the main motor rotates conversely to fix unfixed toner onto the paper by the back cover and ejected face down into the top output tray through the eject roller. Consequently, the eject roller ASSY 2 is...
Service Manual
Page 56
... sheet printed, the eject roller ASSY rotates conversely and feeds the paper to the DX unit, where the paper skew is ejected from the DX unit to the path through the regist roller and the transfer roller to 3rd page. 2-18 Confidential Eject roller ASSY 2 Back cover Rear chute ASSY Heat roller Exposure drum Pinch roller Eject roller ASSY 1 Pressure roller Duplex unit Transfer...
... sheet printed, the eject roller ASSY rotates conversely and feeds the paper to the DX unit, where the paper skew is ejected from the DX unit to the path through the regist roller and the transfer roller to 3rd page. 2-18 Confidential Eject roller ASSY 2 Back cover Rear chute ASSY Heat roller Exposure drum Pinch roller Eject roller ASSY 1 Pressure roller Duplex unit Transfer...
Service Manual
Page 72
... TROUBLESHOOTING 3-77 13. INTRODUCTION ...3-1 1.1 Precautions...3-1 1.2 Part names ...3-2 1.3 Initial Check ...3-3 2. DISTINGUISH ERROR CAUSE 3-5 2.1 ERROR INDICATION 3-5 2.1.1 Error messages appearing on Paper ...3-43 4.5 Wrinkles or creases 3-43 4.6 Waves in the paper / folds in the paper at the eject roller 2 3-43 4.7 Curl in the main sections of the machine and related troubleshooting procedures. DOCUMENT FEEDING PROBLEMS 3-73 12. The...
... TROUBLESHOOTING 3-77 13. INTRODUCTION ...3-1 1.1 Precautions...3-1 1.2 Part names ...3-2 1.3 Initial Check ...3-3 2. DISTINGUISH ERROR CAUSE 3-5 2.1 ERROR INDICATION 3-5 2.1.1 Error messages appearing on Paper ...3-43 4.5 Wrinkles or creases 3-43 4.6 Waves in the paper / folds in the paper at the eject roller 2 3-43 4.7 Curl in the main sections of the machine and related troubleshooting procedures. DOCUMENT FEEDING PROBLEMS 3-73 12. The...
Service Manual
Page 82
... 78, DE and E2 are occurred Scanning color parameter file A7 failure Central temperature of heat 3-30 DE roller detected the temperature 3-36 that was lower than twice the standard Drum Life.) 84 Paper jam 3-24 AF CCD unit home position sensor is not turned off. 3-31 85 Tray 1 is not... 1 3-26 B8 A/D converter standard voltage failure; at High side 3-32 8A Paper jam in MP Tray 3-26 BB White level data error 3-33 8D Paper jam near eject tray 3-27 BD Black level data error 3-33 Specified paper size is not 99 supported for duplex printing (DX) ADF duplex scanning cannot be...
... 78, DE and E2 are occurred Scanning color parameter file A7 failure Central temperature of heat 3-30 DE roller detected the temperature 3-36 that was lower than twice the standard Drum Life.) 84 Paper jam 3-24 AF CCD unit home position sensor is not turned off. 3-31 85 Tray 1 is not... 1 3-26 B8 A/D converter standard voltage failure; at High side 3-32 8A Paper jam in MP Tray 3-26 BB White level data error 3-33 8D Paper jam near eject tray 3-27 BD Black level data error 3-33 Specified paper size is not 99 supported for duplex printing (DX) ADF duplex scanning cannot be...
Service Manual
Page 113
... solved after replacing the toner LED PCB ASSY? No Fit the outer chute ASSY fitted correctly. Replace the paper eject No actuator. Replace the paper eject Yes sensor PCB ASSY. 3-41 Confidential Eject roller 2 malfunction Is each eject No roller 2 of the Replace the inner chute inner chute ASSY ASSY. Yes Remove the foreign object. Yes Clean the...
... solved after replacing the toner LED PCB ASSY? No Fit the outer chute ASSY fitted correctly. Replace the paper eject No actuator. Replace the paper eject Yes sensor PCB ASSY. 3-41 Confidential Eject roller 2 malfunction Is each eject No roller 2 of the Replace the inner chute inner chute ASSY ASSY. Yes Remove the foreign object. Yes Clean the...
Service Manual
Page 115
...entrance of the Yes fuser unit. Yes 4.6 Waves in the paper / folds in the paper tray. Yes Remove the foreign object. Eject roller 2 failure Is the problem solved after replacing the new eject roller 2? 4.4 Dirt on Paper - Yes Clean the pressure roller ASSY. 4.5 Wrinkles or creases - Replace the fuser unit.... of the Yes fuser unit. Step 1 2 Cause Fuser unit dirty Fuser unit failure Check Is there dirt around the eject roller 2? Check if the paper is replaced? Turn over the stack of the fuser unit? Is the problem solved if new fuser unit is loaded into...
...entrance of the Yes fuser unit. Yes 4.6 Waves in the paper / folds in the paper tray. Yes Remove the foreign object. Eject roller 2 failure Is the problem solved after replacing the new eject roller 2? 4.4 Dirt on Paper - Yes Clean the pressure roller ASSY. 4.5 Wrinkles or creases - Replace the fuser unit.... of the Yes fuser unit. Step 1 2 Cause Fuser unit dirty Fuser unit failure Check Is there dirt around the eject roller 2? Check if the paper is replaced? Turn over the stack of the fuser unit? Is the problem solved if new fuser unit is loaded into...
Service Manual
Page 116
Step 1 Cause Check Result Remedy Mismatch the setting the paper and the eject roller 1 Is the problem solved by changing the position of the paper when duplex-printing Step 1 Cause Used small paper Check Result Remedy Is the A4/LETTER used? Lever 2 Lever 1 Fig. 3-4 4.8 Prints only single side of the anti-curl lever?... the lever 2 to the right while pushing up the lever 1 to the direction of the A4/ LETTER. 3-44 Confidential 4.7 Curl in the paper The curl in the left figure. - No Use the paper of the arrow. Change the position of the Yes anti-curl lever. Change the...
Step 1 Cause Check Result Remedy Mismatch the setting the paper and the eject roller 1 Is the problem solved by changing the position of the paper when duplex-printing Step 1 Cause Used small paper Check Result Remedy Is the A4/LETTER used? Lever 2 Lever 1 Fig. 3-4 4.8 Prints only single side of the anti-curl lever?... the lever 2 to the right while pushing up the lever 1 to the direction of the A4/ LETTER. 3-44 Confidential 4.7 Curl in the paper The curl in the left figure. - No Use the paper of the arrow. Change the position of the Yes anti-curl lever. Change the...
Service Manual
Page 147
...paper eject around paper eject? No document rear actuator. on some position Flap A catching on some position smoothly? Eject roller failure Does the eject roller move smoothly? No Re-assembly the flap A. No Replace the LF4 film. No Feed roller failure Does the feed roller move smoothly? Pinch roller malfunction Is the pinch roller of the Re-assembly the pinch eject roller... the document rear sensor. Is it damaged? No Replace the feed roller. ■ Paper jam in the ADF - Replace the eject roller. No 3-75 Confidential Step 1 2 3 4 5 6 Cause ...
...paper eject around paper eject? No document rear actuator. on some position Flap A catching on some position smoothly? Eject roller failure Does the eject roller move smoothly? No Re-assembly the flap A. No Replace the LF4 film. No Feed roller failure Does the feed roller move smoothly? Pinch roller malfunction Is the pinch roller of the Re-assembly the pinch eject roller... the document rear sensor. Is it damaged? No Replace the feed roller. ■ Paper jam in the ADF - Replace the eject roller. No 3-75 Confidential Step 1 2 3 4 5 6 Cause ...
Service Manual
Page 198
9.21 SB Roller ASSY (For the models with the Reading DX only 5-58 9.22 ADF Motor...5-60 9.23 S/B Solenoid ASSY (For the models with the DX only 5-61 9.24 PF Solenoid ASSY (For the models with the DX only 5-61 9.25 ADF Relay PCB 5-62 9.26 Paper Feed Chute ASSY 5-63 9.27 ... 5-75 9.39 Flap B...5-76 9.40 Actuator SB/Photo Interrupter (For the models with the DX only 5-76 9.41 Document Ejection Tray 5-77 9.42 Document Cover Sensor 5-78 9.43 Eject Roller B4 5-79 9.44 Presser Roller ...5-80 9.45 Panel Cover ASSY 5-81 9.46 Scanner Unit ASSY 5-82 9.47 Top Cover ASSY 5-83 9.48 Lock Lever...
9.21 SB Roller ASSY (For the models with the Reading DX only 5-58 9.22 ADF Motor...5-60 9.23 S/B Solenoid ASSY (For the models with the DX only 5-61 9.24 PF Solenoid ASSY (For the models with the DX only 5-61 9.25 ADF Relay PCB 5-62 9.26 Paper Feed Chute ASSY 5-63 9.27 ... 5-75 9.39 Flap B...5-76 9.40 Actuator SB/Photo Interrupter (For the models with the DX only 5-76 9.41 Document Ejection Tray 5-77 9.42 Document Cover Sensor 5-78 9.43 Eject Roller B4 5-79 9.44 Presser Roller ...5-80 9.45 Panel Cover ASSY 5-81 9.46 Scanner Unit ASSY 5-82 9.47 Top Cover ASSY 5-83 9.48 Lock Lever...
Service Manual
Page 386
...2. CONTENTS 1. USER-ACCESS TO THE MAINTENANCE MODE 7-3 4. OTHER SERVICE FUNCTIONS 7-36 5.1 Resetting the Periodical Replacement Parts Life 7-36 5.2 Develop Roller / Developing Bias Voltage Counter Reset Function 7-38 5.3 Drum condensation countermeasure mode 7-39 Confidential You can perform operational checks of panel PCB, sensors,...code 54 7-26 4.16 Acquisition of White Level Data and CCD Scanner Area Setting (Function code 55 7-28 4.17 Paper Feeding and Ejecting Test (Function code 67 7-29 4.18 EEPROM Customizing (Function code 74 7-29 4.19 Operational Check of Fans (Function...
...2. CONTENTS 1. USER-ACCESS TO THE MAINTENANCE MODE 7-3 4. OTHER SERVICE FUNCTIONS 7-36 5.1 Resetting the Periodical Replacement Parts Life 7-36 5.2 Develop Roller / Developing Bias Voltage Counter Reset Function 7-38 5.3 Drum condensation countermeasure mode 7-39 Confidential You can perform operational checks of panel PCB, sensors,...code 54 7-26 4.16 Acquisition of White Level Data and CCD Scanner Area Setting (Function code 55 7-28 4.17 Paper Feeding and Ejecting Test (Function code 67 7-29 4.18 EEPROM Customizing (Function code 74 7-29 4.19 Operational Check of Fans (Function...