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Toshiba MR-3018 service manual Control PC Board Circuit

Models: MR-3018

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Troubleshooting Specification Diagram of Signal Blocks Maintenance Reset Circuit Jam access cover sensor Connector Disassembly and Assembly Adjustment Sensor/switch

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8.3Control PC Board Circuit

MR-3018 CIRCUIT DIAGRAM / HARNESS DIAGRAM

June 2005 © TOSHIBA TEC

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Toshiba MR-3018 service manual Control PC Board Circuit

Page 95 Page 97

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Contents

MR-3018 Toshiba TEC Corporation Page Page Contents Circuit Diagram / Harness Diagram Specification MR-3018 Specification June 2005 Toshiba TEC General Description Main Components Sectional View FLP2 Electric Parts Layout Symbols and Functions of Various Components Motors Diagram of Signal Blocks REQ ACK DF-REQ DF-ACK SCAN-ST CNT CPU Description of Interface Signals Description of Operations Outline Original feed motor drive section Read motor drive section Original exit/reverse motor drive section Original Size Detection Original tray width sensor A4 series width sizes mixed at A3 / A4 standard LT series ORG-SRS Flow Chart ON? YES Certain period YES Gate solenoid on Transport request Signal received? Exposure and scanning start Original END Description of Circuit Drive Circuit for Feed Motor Drive Circuit for Read Motor Drive Circuit for Exit Motor Drive Circuit for FAN Motor Reset Circuit Drive Circuit for Pickup Solenoid Drive Circuit for Gate Solenoid Disassembly and Assembly Cover Rear cover Pin Dial Clip Left cover Remove 2 screws and take off the left cover Original tray Take off the front cover Original reverse tray Take off the original tray Roller Pickup roller PM Take off the paper feeder unit Slide the pulley and remove 1 pin Separation roller PM Take off the paper feeder unit Feeder lower guide Take off the original tray Registration roller Take off the feeder lower guide Exit guide Pre-reading lower guide Connector Flange Upper guide Reverse registration Motor / Motor drive section Spring Remove 3 screws and then take off the bracket Spring Bushing Harness clamp Ring Bracket Screw Original exit/reverse motor M3 Solenoid Mark-off line Sensor/switch Remove 2 screws and take off the holder Jam access cover sensor Original empty sensor Actuator Connector Holder Original exit/reverse sensor Opening/closing PC Board Others Hinge stopper MR-3018 Disassembly and Assembly Adjustment Adjustment of Position MR-3018 Adjustment June 2005 Toshiba TEC Loosen the hinge screws at the front side Match the screw hole positions June 2005 Toshiba TEC MR-3018 Adjustment Adjustment of Height ~0.5mm 0mm Turn it counterclockwise Heightened Adjustment of Skew 17 Chart Original Shift the aligning plate in the direction of + MR-3018 Adjustment June 2005 Toshiba TEC Adjustment of the Leading Edge Position 24 Chart Original MR-3018 Adjustment June 2005 Toshiba TEC Adjustment of Horizontal Position Adjustment of Copy Ratio Adjustment of Radf Opening/Closing Sensor MR-3018 Adjustment June 2005 Toshiba TEC Troubleshooting Troubleshooting for Mechanical Errors Troubleshooting for Electrical Errors YES MR-3018 Troubleshooting June 2005 Toshiba TEC Maintenance and Rewriting ROM Periodic Maintenance Rewriting ROM Firmware Updating Circuit Diagram / Harness Diagram Assembly of PC Board Diagram Circuit Original tray sensor Original tray width sensor Control PC Board Circuit MR-3018 Circuit Diagram / Harness Diagram MR-3018 Circuit Diagram / Harness Diagram June 2005 Toshiba TEC MR-3018 Circuit Diagram / Harness Diagram June 2005 Toshiba TEC MR-3018 Circuit Diagram / Harness Diagram

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