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Toshiba MR-3018, MR-3022 service manual Trademarks, 11/12

Models: MR-3018 MR-3022

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Trademarks

•The official name of Windows XP is Microsoft Windows XP Operating System.

•The official name of Windows 7 is Microsoft Windows 7 Operating System.

•Microsoft, Windows, Windows NT, Windows Vista and the brand names and product names of other Microsoft products are trademarks or registered trademarks of Microsoft Corporation in the U.S. and/or other countries.

•Molykote is a registered trademark of Dow Corning Corporation.

•FLOIL is a registered trademark of Kanto Kasei Ltd. CORPORATION.

•Other company names and product names in this manual are the trademarks of their respective companies.

Under the copyright laws, this manual cannot be reproduced in any form without prior written permission of TOSHIBA TEC CORPORATION.

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Toshiba MR-3018, MR-3022 service manual Trademarks, 11/12

Contents

MR-3018/3020/3021/3022 Trademarks 11/1211/12 Page Contents Circuit Diagram / Harness Diagram Rewriting ROM Firmware UpdatingSpecifications MR-3018/3020 MR-3021/3022Specifications 06/09 Main ComponentsLocation Components Sectional View S11 S7 S6 S5 Electric Parts LayoutS12 S8S4 S10Motors Symbols and Functions of Various ComponentsSensors and Switches SolenoidDiagram of Signal Blocks Description of Interface Signals Read motor drive section OutlineFeed motor drive section Original feed motor drive section Read motor drive section Intermediate transfer rollerReverse Original exit/reverse motor drive sectionGate solenoid Reverse flap Exit/reverse motor Exit/reverse roller= high level Open = low level Short Original Size DetectionOriginal tray width sensor Original width sizeA4 series width sizes mixed at A4-R standard A4 series width sizes mixed at A3 / A4 standardA4 series width sizes mixed at B4 / B5 standard A4 series width sizes mixed at B5-R standardLT series width sizes mixed at LG / LT-R standard LT series ORG-SRSLT series width sizes mixed at LD / LT standard Empty sensor ON? Power on Standby Radf jam accessCover OPEN? All sensors OFF? JamRead motor rotates OriginalCertain period Time passed? Registration roller rotates. Feed motor rotates reverseDuplex? Scanning start signalCertain period Sent level HighCertain period Time passed? Original exit/reverse Sensor ON?Jam Read sensor OFF? Read motor stops Certain period Time passed?Scanning start signal sent level Low Scanning completed Gate solenoid onRead motor and exit/reverse motor rotate at requested speed Transport request Signal received?Jam Original exit/reverse motor and read motor stop Sensor OFF? Exposure and scanning start OriginalScanning completed Jam Original exit/reverse Sensor OFF? Original exit/reverse motor and read motor stopOriginal intermediate Transport sensor ON? Description of Circuit Drive Circuit for Feed MotorDrive Circuit for Read Motor Drive Circuit for Exit Motor Drive Circuit for FAN MotorReset Circuit Drive Circuit for Pickup SolenoidDrive Circuit for Gate Solenoid Front cover CoverFront cover Rear cover Jam access coverRear cover PinLeft cover Take off the jam access cover by sliding itRemove 1 screw and the hinge pin Left coverOriginal tray Original reverse tray Original reverse trayRemove 1 clip and slide 2 bushings RollerPaper feeder unit Take off the paper feeder unitShaft Pickup roller PMFeed roller PM Clip Pickup rollerPulley Slide the pulley and remove 1 pinPull out the shaft and take off the feed roller ShaftSeparation roller PM Stay Take off the jam access guideFeeder lower guide Registration roller Exit/reverse rollerExit guide Exit/reverse rollerHinge pin Pre-reading guideIntermediate transport roller Pre-reading guidePost-reading roller ConnectorPre-reading roller Screw BushingHolder Flange Bearing BushingBushing Platen guidePost-reading roller Reverse registration rollerUpper guide RingOpen the RADF. Take off the reverse regis- tration roller RollerRead motor M2 Motor / Motor drive sectionFan motor M4 Read motorSpring Read motor drive sectionSpring Harness clampTiming belt Remove 3 screws and then take off the bracketTake off 1 timing belt and 4 bushings Screw Tensioner RingOriginal feed motor M1 Original feed motor drive sectionRed Take off the timing belt, bushings and pulleyRing Bushing Bracket White Black 09/01Original feed motor drive Disconnect 1 connector from the Radf conOriginal exit/reverse motor M3 SectionOriginal pickup solenoid SolenoidOriginal pickup solenoid SOL1 BracketGate solenoid Gate solenoid SOL2Mark-off line Sensor/switch Original tray width sensor S2Original tray sensor Original tray sensor S1Release 2 latches and take off the original tray sensor Original empty sensor S3 Jam access cover sensor S11Jam access cover sensor Metal plate coverOriginal empty sensor Original length detection sensor Remove 2 screws and take off the bracketOriginal length detection sensor S4 Original width detection sensor-1 S6 Original registration sensor S5Take off the feeder lower guide Feeder lower guide Original width detection sensor-2 S7Original intermediate transport sensor S8 Read sensor S9Take off the pre-reading upper guide Pre-reading guide Original exit/reverse sensor S10Original exit/reverse sensor Radf opening/closing sensor S12 Original jam access cover opening/closing switch SW1Take off the original jam access cover Disconnect 3 terminals. Remove 1 screwADF board PC BoardRadf control PC board ADF board Remove 1 screw and then take off the hinge OthersHinge stopper StopperDisassembly and Assembly Adjustment of Position CheckingAdjustment 05/12 05/12 Side Install the right-hand hinge screw at the rearInstall the bracket on the left-hand hinge MR-3021/3022 only05/12 Adjustment of Height ~0.5mm 0mmTurn it counterclockwise Heightened Turn it clockwiseAdjustment of Skew 19 Chart OriginalAdjustment Simplex copying 05/12 Adjustment of the Leading Edge Position 26 Chart OriginalAdjustment 11/12 Adjustment of Horizontal Position 11/12 Adjustment of Copy Ratio 11/12 Adjustment of Radf Opening/Closing Sensor Adjustment Troubleshooting Troubleshooting for Mechanical ErrorsTroubleshooting for Electrical Errors Check or replace the Radf boardJam not reaching the original registration sensor Feed signal reception jamJam Jam not reaching the read sensorStop jam at the read sensor Radf jam access cover open jamStop jam at the original registration sensor Stop jam at the original exit/reverse sensor11/04 Radf open jamCover open jam in the read ready status 09/05 Periodic Maintenance Symbols used in the checklistRewriting ROM Firmware Updating Assembly of PC Board Component side Soldered sideDiagram Circuit2005 2011 Toshiba TEC Corporation All rights reserved Control PC Board Circuit 1 MR-3018/3020Circuit Diagram / Harness Diagram Circuit Diagram / Harness Diagram Circuit Diagram / Harness Diagram Circuit Diagram / Harness Diagram Circuit Diagram / Harness Diagram 2 MR-3021 11 09/05 09/05 13 09/05 09/05 15 09/05 3 MR-3022 17 09/05 09/05 19 09/05 09/05 21 09/05 Circuit Diagram / Harness Diagram