Epson Perfection4180 Photo Service Manual Download

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EPSON Perfection4180 Photo

Auto Document Feeder

Color Image Scanner

Service Manual

Image

SESC04-005

Summary of Contents for Perfection4180 Photo

Page 1: ...EPSON Perfection4180Photo AutoDocumentFeeder Color Image Scanner Service Manual Image SESC04 005 ...

Page 2: ...greatly appreciate being informed of them The contents of this manual are subject to change without notice The above not withstanding SEIKO EPSON CORPORATION can assume no responsibility for any errors in this manual or the consequences thereof EPSON is a registered trademark of SEIKO EPSON CORPORATION General Notice Other product names used herein are for identification purpose only and may be tr...

Page 3: ...E MUST BE CONNECTED USE EXTREME CAUTION IN WORKING ON POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS 4 WHEN DISASSEMBLING OR ASSEMBLING A PRODUCT MAKE SURE TO WEAR GLOVES TO AVOID INJURIER FROM METAL PARTS WITH SHARP EDGES WARNING 1 REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN 2 MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE LISTED...

Page 4: ...circuit boards components layout Electrical circuit boards schematics Exploded diagram Parts List Optional part ADF Symbols Used in this Manual Various symbols are used throughout this manual either to provide additional information on a specific topic or to warn of possible danger present during a procedure or an action Be aware of all symbols when they are used and always read NOTE CAUTION or WA...

Page 5: ...Revision Status Revision Date of Issue Description A July 30 2004 First release ...

Page 6: ...oubleshooting 25 Chapter 4 DISASSEMBLY ASSEMBLY 4 1 Overview 30 4 1 1 Precautions 30 4 1 2 Recommended Tools 30 4 1 3 The List of Recommended Screws 31 4 2 Disassembly Procedure 32 4 2 1 Removal of TPU Unit 33 4 2 2 Removal of Housing Upper 34 4 2 3 Removal of Carriage Unit 35 4 2 4 Removal of Panel Board 38 4 2 5 Removal of Main Board 39 4 2 6 Removal of Power Switch 41 4 2 7 Removal of Panel FFC...

Page 7: ...ircuit Diagrams 59 7 3 Exploded diagram 65 7 4 Parts List 69 7 5 Optional Part Auto Document Feeder 70 7 5 1 Overview 70 7 5 2 Basic specifications 70 7 5 3 Interface 72 7 6 ADF Disassembly 73 7 6 1 Removal of B81334 Main Board 73 7 6 2 ASF Part 74 7 6 3 Disassembly of ASF and Frame 80 7 6 4 Disassembly of ASF Assembly 82 7 7 ADF Lubrication 88 ...

Page 8: ...C H A P T E R 1 PRODUCTDESCRIPTION ...

Page 9: ...ing EPSON printers EPSON Scan New graphic user interface Full Auto Mode Home mode and Professional Mode Works not only as a TWAIN driver but also as a stand alone application to save image without a graphic application e g Photoshop Professional tools are added Histogram multiple level un sharp mask and descreening Photoshop like Tone curve editor New dust remove function for films New photo resto...

Page 10: ...896 msec line Monochrome bi level 16 896 msec line 600 dpi Reflective Color 4 096 msec line Monochrome bi level 4 096 msec line Interface USB2 0 Light Source White Cold cathode Fluorescent Lamp Start Button 4 Push Buttons Ease of use with EPSON Smart Panel 3 2 ELECTRICAL SPECIFICATIONS Electric characteristic of Main Unit Rated Voltage 24VDC Input Voltage DC24 to 26 4V Power Consumption Operating ...

Page 11: ...8 Class B Canada FCC represents 200V EN55022 CISPR Pub22 Class B EN61000 3 2 EN61000 3 3 EN55024 AS NZS3548 Class B Australia Korea EMC Russia consumer protection law CCC China AC Adaptor 100V UL1950 CSA C22 2 No 950 North American UL CSA Obtain by each other UL1310 CSA C22 2 No 223 As above NOM Mexico 200V IEC60950 Get CB report GS German AS NZS3260 Australia GOST Russia Singapore safety standard...

Page 12: ...nation Operation under direct sunlight or near strong light source is not guaranteed and should be avoided DOCUMENT Reflective type Documents that have a smooth surface such as a printing and photograph Transparent documents 35 mm x 12 frames Strip film Negative Positive 35 mm x 4 frames Mount film Negative Positive Medium format 6 x 12cm x 1 frame Strip film 120 220 ADF Fine quality paper Bond pa...

Page 13: ...f USB ports work correctly The functionality of the USB port s must be ensured by the vendor of the Host Number of Hub This device must be in the Tier 1 or 2 with recommend USB cable Tier 1 Host this device Tier 2 Host Hub this device Interface Operating System USB 1 1 I F Microsoft Windows XP Home Professional Microsoft Windows 2000 Professional Microsoft Windows 98 Me Mac OS 9 1 or later Mac OS ...

Page 14: ...an and Save Button One touch operation from scanning to storing 1 5 2 Indicators The Status LED indicates the scanner s status by lighting and its color Status LED Location Located inside start button Colors Green Red Note 1 Warm up scanning initializing etc 2 Some errors may not be indicated Option error Command error Figure 1 2 Switches and LEDs Status lamp LED Status Green on Ready blinking lon...

Page 15: ...o Revision A PRODUCT DESCRIPTION Exterior Specifications 15 1 5 3 Dimensions Dimensions and Weight Dimensions 276 W x 458 D x 117 H mm Weight Approx 3 9Kg Overview Figure 1 3 Perfection4180Photo Overview Unit mm 276 117 77 458 ...

Page 16: ...NGE FOR REFLECTIVE DOCUMENT Size 216 x 297mm horizontal x vertical Figure 1 4 Scanning range for reflective document TRANSPARENT DOCUMENT Size 66 04 x 231 1mm horizontal x vertical Figure 1 5 Transparent document 216 1 0 5 1 6 0 5 297 Unit mm Origin point Front Unit mm Origin point 66 04 69 43 1 5 21 0 1 5 231 1 Front ...

Page 17: ... Request command parameter FS S Start scanning FS G Set data form Set data format ESC D i Set resolution ESC R n1 n2 Set scanning area ESC A n1 n2 n3 n4 Set color ESC C i Set scanning parameter FS W Correction Set gamma correction ESC Z i Down load gamma table ESC z i d 256 Image disposition Set threshold ESC t I Support and others Set scanning mode ESC g i Initialize ESC Set line counter ESC d i ...

Page 18: ...meter Therefore the current settings or the default value remain effective Scanner interpreter sends NACK and waits next command or parameter The error condition is cleared when the scanner interpreter received a correct command Fatal error Red LED blinking short interval The scanner is malfunction due to for example lamp is or Carridge cannot return home The lamp goes off and the scanner stops op...

Page 19: ...C H A P T E R 2 OPERATING PRINCIPLES ...

Page 20: ... color CCD R G B independent and its control and drive circuits Inverter Board Boosts 24VDC and converts DC to AC to generate the voltage for driving the Lamps white cool cathode fluorescent lamps Lamps White cool cathode fluorescent lamps are used as a light source When the amount of light is not stable the Panel LED flashes and enter the standby mode until it becomes stable Mirror Lens Mechanism...

Page 21: ...moved by CR drive The scanned data are sent to the Control Board The scanning of Line n data and the processing of Line n 1 image data are performed consecutively at the same time Figure 2 3 Carriage Movement The Carriage Unit slides along the guide rail in the sub scanning direction To perform this sliding operation the CR Carriage Motor transmits its drive power to the Timing Belt which is fixed...

Page 22: ...r switch is located between the DC jack and the Main Board ADF Board Option Table 2 1 Main Board IC Name Location Details S1R77001F00A2 IC4 ASIC Host base scanner controller S1R720G0F00A0 IC6 ASIC UTM USB2 0 interface K4S641632F TC1H0D0 IC3 SDRAM 1M x16bit x4bank TB62205F IC1 Motor Driver DC DC converter CR Motor Drive 24V IN 12V 5V OUT uPC37M32 IC2 DC DC converter 5V IN 3 3V 2 5V OUT MM74HC595M I...

Page 23: ...C H A P T E R 3 TROUBLESHOOTING ...

Page 24: ... 3 1 Command Error LED Indication Cause Disposition Unidentifed command is detected The scanner interpreter ignores the wrong command or parameter Therefore the current settings or the default value remain effective Scanner interpreter sends NACK and waits next command or parameter Remedy The error condition is cleared when the scanner interpreter received a correct command Table 3 2 Fatal error L...

Page 25: ...m initialization operation Connector Carriage Motor Main Board 3 1 The host does not recognize the scanner if power is switched on Host s USB support condition TWAIN Driver USB Cable Main Board 3 2 Occurrence of Fatal error The LED flashes red After occurrence of the above error recovery cannot be made if power is switched on again The Carriage Unit does not operate Carriage Lock Housing Upper Con...

Page 26: ...Can the CR Motor operate normally Start Reexamine the connection Replace the CR Motor Replace the Main Board Does the host support USB Has the TWAIN Driver supplied with the scanner been installed correctly Is the USB Cable normal Has USB been made valid after choosing My Computer Properties Device Manager on Windows Start Replace the host Install reinstall the TWAIN Driver for Perfection4180 Phot...

Page 27: ...roblem Start Release the Carriage Lock Install it normally Connect the Connector Connect the Harness Replace the CR Motor Can the CR Motor operate normally Replace the Main Board Re disassemble and re assemble Replace the corresponding part Is the Connector CN1 connected to the Main Board Are the Connectors CN1 CN2 on the CCD Board connected Are the Fluorescent Lamps set on the Inverter Board secu...

Page 28: ...tc Is the CCD Sensor Board normal Start Remove smudge Refer to Chapter 6 6 1 1Cleaning Replace the Housing Upper Replace the Main board Mechanism fault Must be replaced Is the scanned image without problem Replace the Carriage Unit Image has white spots Image has vertical streaks Remove smudge Refer to Chapter 6 6 1 1Cleaning Is the TPU Cable on the rear of the scanner connected securely Is the Co...

Page 29: ...C H A P T E R 4 DISASSEMBLY ASSEMBLY ...

Page 30: ...the following table W A R N I N G Before disassembling or reassembling this product always disconnect the Power Cable and Interface Cable However when you have to work with power ON for voltage measurement etc use extreme care not to get an electric shock and do the work in accordance with the procedure given in this manual To prevent your hands from being cut by sharp edges always wear gloves bef...

Page 31: ...ion A DISASSEMBLY ASSEMBLY Overview 31 4 1 3 The List of Recommended Screws Table 4 2 The List of Recommended Screws No Standard Outline 1 CBS M3x5 2 CBP M3x6 3 CBP M3x8 4 CB SCREW M3x8 5 CBP M3x10 6 CBP M3x12 7 CBP M4x12 8 CPFP M3x8 ...

Page 32: ...Appendix The following flowchart shows the disassembling procedure step by step When disassembling any unit refer to the corresponding page number shown in the following figure Figure 4 2 Disassembly Assembly Flowchart Start Removal of TPU Unit P 33 Removal of TPU Inverter Board P 48 Removal of Power Switch P 41 Removal of Carriage Unit P 35 Removal of Panel Board P 38 Removal of Hinges P 51 Remov...

Page 33: ... Disassembly Procedure 33 4 2 1 Removal of TPU Unit 1 Disconnect the TPU Unit Cable from the Main Unit 2 Open the TPU Unit 3 Pull up and remove the TPU Unit Figure 4 3 Removal of TPU Unit 1 Figure 4 4 Removal of TPU Unit 2 TPU Unit Cable TPU Unit Step 2 Step 3 ...

Page 34: ...e the two screws CBP M3x12 that are securing the Housing Upper 3 Lift the rear side of the Housing Upper Then slide it to the front release the three hooks and remove the Housing Upper Figure 4 5 Removal of Housing Upper 1 Figure 4 6 Removal of Housing Upper 2 Figure 4 7 Hooks M3x12 Tightening torque 6 8kgfcm Housing Upper Step 3 1 Step 3 2 Hooks Hook sockets ...

Page 35: ... of Carriage Unit 1 Release the Carriage Lock on the rear of the Main Unit 2 Remove the Housing Upper Refer to 4 2 2 3 Move the Carriage Unit to the center Figure 4 8 Unlocking of Carriage Lock Figure 4 9 Move the Carriage Unit Carriage Lock Unlocking position Locking position Carriage Unit Step 3 ...

Page 36: ... FFC from the Main Board Refer to Step 4 to Step 7 in 4 2 5 Removal of Main Board 5 Peel the Carriage FFC from the Housing Lower Cover Figure 4 10 Peeling of Carriage FFC Adhere the Carriage FFC in the position shown in Figure 4 10 with a double faced tape Adhering position Carriage FFC Housing Lower Cover ...

Page 37: ...ng at the front of the Housing Lower 8 Slide the Carriage shaft to remove it from the Carriage Unit 9 Turn the Carriage Unit over and pick the portion B shown in the Figure 4 13 up to release the catch and then remove the Carriage Unit Figure 4 11 Removal of CR Tension Belt Figure 4 12 Removal of Carriage Shaft Figure 4 13 Removal of Carriage Unit CR Tension Belt Step 6 Portion A Driven Pulley Set...

Page 38: ...FFC from the Panel Board and remove the Panel Board Figure 4 14 Removal of Panel Board When reassembling the Panel Board give attention to the followings Fit the position of the grounding wire to the positioning hole shown in the Figure 4 14 Fit the position of the four notches of the Panel Board to the two hooks of the HOUSING LOWER shown in the Figure 4 14 Step 2 2 Panel FFC Panel Board Step 2 1...

Page 39: ... of Carriage Unit 4 Remove the Carriage Lock from the Housing Lower 5 Remove the nine screws CBP M3x8 that are securing the Main Board Upper Cover Figure 4 16 Removal of Carriage Lock Figure 4 17 Removal of Main Board Upper Cover When reinstalling the Main Board Upper Cover pass the three Hooks and two Interfaces shown in Figure 4 15 and Figure 4 17 into the holes of the Main Board Upper Cover Fig...

Page 40: ... and remove the Main Board Upper Cover 7 Lift the Main Board disconnect all the Connectors on the Board and remove the Main Board CN1 Carriage FFC CN2 CR Motor Connector CN3 Power Switch Connector CN6 Panel FFC Figure 4 18 Removal of Main Board 1 Figure 4 19 Removal of Main Board 2 M3x8 Tightening torque 3 5kgfcm Power Switch Connector CR Motor Connector Panel FFC Carriage FFC Step 7 ...

Page 41: ... Refer to 4 2 2 3 Move the Carriage Unit to the center Refer to Step 3 in 4 2 3 Removal of Carriage Unit 4 Disconnect the Power Switch Connector from the Main Board Refer to Step 4 to Step 7 in 4 2 5 Removal of Main Board 5 Remove the four screws CBP M3x8 that are securing the Power Cable Cover and remove the Power Cable Cover Figure 4 20 Removal of Power Cable Cover M3x8 Tightening torque 6 8kgfc...

Page 42: ... 42 6 While releasing the two hooks that are securing the Power Switch push the Power Switch out of the Housing Lower to remove Figure 4 21 Removal of Power Switch When reinstalling the Power Switch route the cable in the groove of the Housing Lower Ditch Step 6 Power Switch Hooks ...

Page 43: ... M3x8 1 CPFP M3x8 1 that are securing the Ground Plate 5 Remove a washer from the threaded screw hole and remove the Ground Plate as removing the two sided tape Figure 4 22 Removal of Ground Plate When reassembling the Ground Plate fit the position of the bosses to the positioning holes shown in the Figure 4 22 M3X8 Tightening torque 6 8kgfcm Double faced tape position Housing Lower Ground Plate P...

Page 44: ...e Panel FFC note the following points Install the Ferrite Core Figure 4 23 Ferrite Core Orient the silver surface of the Panel FFC toward the bottom Figure 4 24 Orientation of Panel FFC Attach the Panel FFC to the Attaching position shown in the Figure 4 24 with the two sided tape Ferrite Core Sliver surface Attaching position ...

Page 45: ...ove the Ground Plate Refer to Step 4 in 4 2 7 Removal of Panel FFC 5 Remove the Driven Pulley from the Shaft 6 Contract the Driven Pulley Spring in the direction in Figure 4 26 and remove it 7 Slide the Driven Pulley Holder Assy in the direction in Figure 4 27 and remove it from the stoppers of the Housing Lower Figure 4 25 Removal of Driven Pulley Figure 4 26 Removal of Driven Pulley Spring Figur...

Page 46: ...the Main Board Refer to Step 1 to Step 7 in 4 2 5 Removal of Main Board 3 Remove the Power Cable Cover Refer to Step 5 in 4 2 6 Removal of Power Switch 4 Remove the one screw CBP M3x8 that is securing the CR Motor Unit and remove the CR Motor Unit Figure 4 28 Removal of CR Motor Unit When reinstalling the CR Motor Unit hook the Harness on the Hooks and route the Harness CR Motor Cable Hooks M3x8 T...

Page 47: ...he Motor Tension Belt and CR Tension Belt from the CR Motor Unit in this order Figure 4 29 Removal of Motor Tension Belt and CR Tension Belt A D J U S T M E N T R E Q U I R E D When reinstalling the Tensioner perform Tensioner adjustment Refer to 5 1 3 1 Motor Tension Belt tension adjustment M3x5 Tightening torque 1 5 0 5kgfcm CR Tension Belt Motor Tension Belt Pulley Tensioner ...

Page 48: ...isassembly Procedure 48 4 2 10 Removal of TPU Inverter Board 1 Remove the TPU Unit Refer to 4 2 1 2 Slide the Housing Mat to the front to remove it from the sockets of the TPU Unit and remove the Housing Mat Figure 4 30 Removal of Housing Mat Housing Mat Sockets ...

Page 49: ... the TPU Unit 4 With a flat blade screwdriver release the eight hooks that are securing the TPU Unit and remove the TPU Inverter Unit Figure 4 31 Removal of TPU Inverter Unit When reinstalling the TPU Inverter Unit insert the Stopper of the TPU Unit Cable into the Socket Stopper Socket Hooks M3x8 Tightening torque 6 8kgfcm M3x10 Tightening torque 6 9kgfcm ...

Page 50: ...er Board and remove the Inverter Board together with the Protective Sheet 7 Open the Protective Sheet and remove the Inverter Board Figure 4 32 Removal of Connector Cables Figure 4 33 Removal of TPU Inverter Board When reinstalling the TPU Inverter Board route the cables into the five notches indicated by A B and C B C A B A C Fluorescent Lamp Connector Inverter Cable Connector M3x6 Tightening tor...

Page 51: ...MBLY Disassembly Procedure 51 4 2 11 Removal of Hinges 1 Remove the TPU Unit Refer to 4 2 1 2 Remove the two screws CBP M4x12 that are securing each of the Hinges and remove the Hinges Figure 4 34 Removal of Hinges M4x12 Tightening torque 10 12kgfcm Hinges ...

Page 52: ...C H A P T E R 5 ADJUSTMENT ...

Page 53: ...ustment 1 Press the Pulley against the Motor Tension Belt and temporarily fit the Tensioner 2 Install the Torsion Coil Spring as shown in Figure 5 1 to secure the Tensioner under tension Figure 5 1 Tension Adjustment Table 5 1 Adjusting Jig Name Part Code Description Torsion Coil Spring 1265487 Tension Spring Table 5 2 Adjustment Item Adjustment Item Condition Adjustment of Motor Tension Belt tens...

Page 54: ...C H A P T E R 6 MAINTENANCE ...

Page 55: ...out of it wipe the exterior with that close If the exterior is extremely dirty wipe it with a cloth moistened with a small amount of detergent Document Glass Clean it with a clean dry cloth When the Document Glass is especially dirty or has foreign matter on its surface wipe it with a cloth moistened with a small amount of pure water If the Document Glass has traces of wiping after cleaning comple...

Page 56: ... 6 1 Table 6 1 Specified Grease Figure 6 1 Lubrication Points Type Name Part Number Supplier Grease G 26 1080614 EPSON Lubrication point Shaft Oil type G 26 Amount of application A little Shaft CR Motor Unit Lubrication point Shaft Oil type G 26 Amount of application A little Lubrication point Inner side Oil type G 26 Amount of application A little C A U T I O N Note that a failure to strictly obs...

Page 57: ...C H A P T E R 7 APPENDIX ...

Page 58: ...ription Number of Pins Main Board CN1 CCD Board 29 CN2 CR Motor 4 CN3 Power Switch 2 CN4 AC Input 3 CN5 TPU Inverter Board 8 CN6 Panel Board 7 CN8 USB2 0 4 Panel Board CN1 Main Board 7 CN2 GND CCD Board CN1 Main Board 29 CN2 Inverter Board 2 Inverter Board CN1 CCD Board 2 CN2 Fluorescent Lamp 4 2 1 TPU Inverter Board CN1 Main Board 5 CN2 2 Fluorescent Lamps 7 4 2 Main Board CCD Board Panel Board I...

Page 59: ...Photo Revision A APPENDIX Circuit Diagrams 59 7 2 Circuit Diagrams The control electrical circuit diagrams of this product are shown on the following pages Main Board CCD Board Panel Board Inverter Board TPU Inverter Board ...

Page 60: ...Model GT F600 Prefection4180 Photo Board Main Board Rev A Sheet 1 1 Model GT F600 Prefection4180 Photo Board Main Board Rev A Sheet 1 1 ...

Page 61: ...Model GT F600 Prefection4180 Photo Board CCD Board Rev B Sheet 1 1 Model GT F600 Prefection4180 Photo Board CCD Board Rev B Sheet 1 1 ...

Page 62: ...Model GT F600 Prefection4180 Photo Board PNL Board Rev C Sheet 1 1 Model GT F600 Prefection4180 Photo Board PNL Board Rev C Sheet 1 1 ...

Page 63: ...Model GT F600 Prefection4180 Photo Board Inverter Board Rev Sheet 1 1 Model GT F600 Prefection4180 Photo Board Inverter Board Rev Sheet 1 1 ...

Page 64: ...Model GT F600 Prefection4180 Photo Board TPU Inverter Board Rev Sheet 1 1 Model GT F600 Prefection4180 Photo Board TPU Inverter Board Rev Sheet 1 1 ...

Page 65: ...EPSON Perfection4180 Photo Revision A APPENDIX Exploded diagram 65 7 3 Exploded diagram The exploded diagrams of this product are shown on the following pages B170 ACCE 001 B170 CASE 001 B170 MECH 001 ...

Page 66: ...401 GT F600 PERFECTION 4180 PHOTO NO 1 Rev 01 B170 ACCE 001 10 20 30 40 402 400 ...

Page 67: ...603 610 113 113 113 113 101 112 111 100 104 103 102 108 105 107 110 202 114 602 602 610 602 109 GT F600 PERFECTION 4180 PHOTO NO 2 Rev 01 B170 CASE 001 ...

Page 68: ... GT F600 PERFECTION 4180 PHOTO NO 3 600 513 512 517 507 601 505 601 601 601 601 601 526 514 515 516 518 508 511 510 509 506 504 503 502 501 519 500 520 527 522 525 524 200 521 523 528 201 601 Rev 01 B170 MECH 001 ...

Page 69: ...SCREW 4X12 F ZN 200 BOARD ASSY MAIN 201 BOARD ASSY PNL 526 HARNESS POWER SW ASSY 114 TPU ASSY LID ASP 500 CARRIAGE ASSY ASP 501 MOTOR CR 502 INSULATOR MOTOR CR 503 SPACER INSULATOR 504 HOLDER ASSY MOTOR 505 GROUNDING PLATE POWER HARNESS 506 6N 3 F ZN 507 PULLEY IDLE 508 PULLEY DRIVE 509 TIMING BELT DRIVE 510 FLANGE PULLEY IDLE 511 PLANE WASHER 4 5X0 5X8 L NA 512 HOLDER ASSY PULLEY TENSION 513 ROLL...

Page 70: ... film used Document setting position Match the left end of a document with the left end of the ADF document tray and restrict the right end of the document with the right side edge guide 7 5 2 2 Basic performance Noise Within 54dB without abnormal noise and offensive noise Mis feed ratio Within 1 Jam ratio Within 1 within 0 1 Xerox P paper normal temperature Multi sheet feed ratio Within 1 Skew Wi...

Page 71: ...ondensing 7 5 2 6 Reliability Feed and exit MCBF 20 000 sheets MCBF 10 000 sheets with scanning film Hinge durability MCBF 12 000 times 7 5 2 7 Operating conditions Dust General offices general houses Except abnormally dusty places Luminous intensity Avoid direct sunlight and vicinity of light source 7 5 2 8 Compliant Standards Electromagnetic interference resistance electrical noise resistance El...

Page 72: ...7mm outline shown below Figure 7 2 ADF Overview Drawing 7 5 3 Interface Connector shape 8 pin mini DIN male Figure 7 3 Connector Shape 508mm 96mm 40mm 319mm 137mm Table 7 2 Pin Assignment Pin No Signal I O Explanation 1 5V PWR 2 GND PWR 3 24V PWR 4 LOD IN Serial data latch 5 GND PWR 6 SO OUT Serial output data 7 SI IN Serial input data 8 SCK IN Serial clock IF ...

Page 73: ...he reverse procedure of disassembling 7 6 1 Removal of B81334 Main Board 1 Remove the screws that are securing the Main Board Cover at the bottom and remove the Main Board Cover 2 Disconnect the six cables from the B81334 Main Board and remove the three screws gold P TITE 3 Remove the B81334 Main Board Figure 7 4 ADF Rear Screw Removal Figure 7 5 Board Removal 1 Figure 7 6 Board Removal 2 Remove t...

Page 74: ...er and remove the Guides black Release the engagement with the internal paper guide and remove the Cover from the Case Shaft 4 Open the ASF Release Lever 5 Remove the two screws gold P TITE and two metal fittings Figure 7 7 Guide Removal Figure 7 8 Screw and Metal Fitting Removal Open Cover and remove Guides black Remove two screws and remove two metal fittings Open ...

Page 75: ...SF Part Disassembly 1 Remove the two screws black CB flat washers at both ends of the Cover 2 Remove the two screws gold P TITE flat washers from the bottom and remove the Cover Figure 7 9 Screw Removal Figure 7 10 Screw Removal Remove two screws black screws Remove two screws ...

Page 76: ...ure 7 11 Removal of Motor Solenoid Assembly Figure 7 12 Removal of Motor Solenoid Assembly Figure 7 13 Installed Screws and Gear C A U T I O N When removing the screws shown in Figure 7 12 be careful since the gear will pop out Remove one screw Be careful as the gear etc will pop out by removing this screw Three screws Installed on frame shaft in this order ...

Page 77: ...ver into the gap shown below Push up the White Reference Plate forcibly in the direction of an arrow to disengage the Hook Figure 7 14 Roller Removal 1 Figure 7 15 Roller Removal 2 Figure 7 16 White Reference Plate Removal 1 Release Locks of Bushings white Remove Roller Shaft front Push up forcibly in this direction to disengage Hook White Reference Plate It is recommended to insert and push flat ...

Page 78: ...gs When removing the screw nearest to the Lever push the Release Lever in the direction of an arrow 6 Remove the four gears One gear is secured to the PF Roller Shaft Figure 7 17 White Reference Plate Removal 2 Figure 7 18 Roller Removal Figure 7 19 Gear Removal White Reference Plate Release Bushing Locks Remove Roller Shaft rear Remove three screws Move this lever to remove this screw Remove meta...

Page 79: ...hoto Revision A APPENDIX ADF Disassembly 79 7 Remove the two screws gold P TITE and remove the black Plastic Frame Figure 7 20 Removal of Plastic Frame Remove two screws After removing screws remove this black Plastic Frame ...

Page 80: ...e 1 After moving the Paper Edge Guide in the direction of an arrow remove the one screw silver P TITE flat washer 2 Separate the ASF Assembly and Frame Part Figure 7 21 Disassembly of ASF and Frame 1 Figure 7 22 Disassembly of ASF and Frame 2 Move Paper Edge Guide Remove screw ASF Assembly Frame Part ...

Page 81: ...oto Revision A APPENDIX ADF Disassembly 81 3 Remove the Actuator and PE Board Assembly Figure 7 23 Removal of Actuator and PE Board Assembly 1 Figure 7 24 Removal of Actuator and PE Board Assembly 2 Actuator PE Board Assembly ...

Page 82: ... side ASF Feed Assembly part to the center and remove the Left ASF Feed Roller Shaft Securing Bush color white 3 Push out the ASF Feed Roller Shaft to the left and remove the ASF HP Detection Wheel from the Shaft end Figure 7 25 Removal of Right Hopper Release Lever Figure 7 26 Removal of ASF Feed Roller Securing Bush Figure 7 27 Removal of ASF HP Detection Wheel Right Hopper Release Lever ASF Fee...

Page 83: ...sembly and left and right ASF Feed Roller Assemblies 7 Slide the ASF Feed Roller Shaft to the left and remove the ASF Feed Roller Shaft from the ASF Feed Roller Shaft hole of the ASF Frame right part 8 Remove the Feed Roller Assembly from the Feed Roller Shaft Figure 7 28 ASF Hopper Assembly Removal Figure 7 29 ASF Hopper Assembly Cam Matching Position C A U T I O N When removing the ASF Hopper As...

Page 84: ...development diagram of the ASF Assembly Figure 7 30 Disassembly of ASF Assembly Right Hopper Release Lever ASF Frame Hopper Assembly Feed Roller Assemblies Left Feed Roller Securing Bush Left Hopper Release Lever ASF HP Detection Wheel Brake Lever Torsion Spring 41 2 Feed Roller Shaft White Black ...

Page 85: ...her parts If it has adhered wipe it completely When reinstalling the Hopper Release Levers note the assembling orientation The Feed Roller Assemblies should be set securely to the rail in the ASF Frame The left Frame part of the left Feed Roller Assembly should be set securely to the notch of the Paper Edge Guide After reinstalling the Feed Roller Securing Bush make sure that it does not come off ...

Page 86: ... Assembly is securely locked by the Hook in the right side rear part of the ASF Frame Before reinstalling the ASF Hopper Assembly to the Feed Roller Assemblies set and temporarily secure the Compression Springs 1 66 to the Spring Mounting Hooks of the Feed Assembly After assembling move the Feed Roller Assemblies to the hole positions in the rear of the ASF Frame and release the Compression Spring...

Page 87: ... the ASF Hopper Assembly to the Feed Roller Assemblies set and temporarily secure the Compression Springs 1 66 to the Spring Mounting Hooks of the Feed Assembly After assembling move the Feed Roller Assemblies to the hole positions in the rear of the ASF Frame and release the Compression Springs 1 66 from the temporarily securing Hooks through the holes Do not touch the roller surface of the Feed ...

Page 88: ... Specified Grease Figure 7 38 Lubrication Points Type Name Part Number Supplier Grease G 26 1080614 EPSON Lubrication point Arms Oil type G 26 Amount of application A little Lubrication point Inner side Oil type G 26 Amount of application A little Hopper Arms ASF Frame Lubrication point Pinion Oil type G 26 Amount of application A little Lubrication point Gear teeth Oil type G 26 Amount of applica...

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