Toshiba MR-2017, MR-2020 service manual Original exit, Jam Read motor stops

Page 22

C

 

 

Original exit

NO

 

sensor ON?

 

 

YES

 

 

 

A certain period

NO

 

of time passed?

 

NO

YES

 

Read sensor OFF?

 

 

 

YES

Jam

 

 

 

A certain period

NO

of time passed?

 

YES

Scanning start signal sent (level: Low)

Scanning completed.

Original exit

NO

 

sensor OFF?

 

 

YES

 

 

 

A certain period

NO

 

of time passed?

 

Transport for

NO

 

a certain amount of

 

YES

 

distance completed?

 

 

 

YES

Jam

Read motor stops.

END

Fig. 3-7

MR-2017/2020

© 2005 - 2009 TOSHIBA TEC CORPORATION All rights reserved

DESCRIPTION OF OPERATIONS

 

3 - 8

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Contents MR-2017/2020 Trademarks 09/12 Page Contents Control PC Board Circuit Specification MR-2017 MR-2020Specification Main Components Location ComponentsOriginal tray Registration roller Sectional ViewR4 R2 R3 R1 Original exit tray Intermediate transfer rollerElectric Parts Layout SW M1 SOL S7 ADFSymbol Name Function Symbols and Functions of Various ComponentsADF control PC board ADF Controls the ADF Board Diagram of Signal Blocks Description of Interface Signals RxDDescription of Operations Feed motor drive section Read motor drive sectionOriginal feed motor drive section Read motor drive section Read motor Exit roller Pre-reading rollerOriginal Size Detection Original width size Orange Yellow GrayCover OPEN? All sensors OFF? Power on Standby ADF jam accessEmpty sensor ON? Certain period Time passed? OriginalRead motor rotates Certain period Scanning start signalSent level High Original exit Jam Read motor stopsDescription of Circuit Drive Circuit for Read Motor Reset Circuit Description of Operations Front cover CoverFront cover Rear cover Jam access coverRear cover PinLeft cover Jam access coverLeft cover Original tray Bushing ScrewPaper feeder unit RollerClip Shaft Pickup roller PMFeed roller PM Clip Pickup rollerPulley ShaftSeparation roller PM Separation roller unitOriginal tray Feeder lower guideStay Registration roller Exit rollerExit guide Exit rollerHinge pin Pre-reading guideIntermediate transport roller Pre-reading guidePost-reading roller ConnectorPre-reading roller Screw BushingBushing Ring Pulley Timing belt Flange Bearing Bushing Pulley RingHolder Upper guide Original feed motor M1 Motor / Motor drive sectionSpring Ring Bushing Original feed motor drive sectionHarness clamp Bracket WhiteRead motor M2 Read motorSpring Read motor drive sectionBracket Screw Tensioner Ring Original pickup solenoid SolenoidOriginal pickup solenoid SOL Mark-off lineSensor/switch Original tray width sensor S2Original tray sensor S1 Original tray sensorOriginal empty sensor S3 Jam access cover sensor S7Metal plate cover Original registration sensor S4 Original empty sensor Original registration sensorRead sensor S5 Original exit/reverse sensor S6ADF opening/closing sensor S8 Radf opening/closing sensorBracket Jam access cover opening/closing switch SWWhite Red Black ADF control PC board ADF board PC BoardADF board Others Hinge stopperAdjustment of Position CheckingAdjustment Adjustment Match the screw hole positions Install the right-hand hinge screw at the rear Place the platen sheet on the original glass Adjustment of Height ~0.2mm 0mmTurn it clockwis Adjustment of Skew 19 Chart OriginalAdjustment Adjustment of the Leading Edge Position 23 Chart OriginalAdjustment of Horizontal Position Adjustment of Copy Ratio Adjustment of ADF Opening/Closing Sensor Troubleshooting Troubleshooting for Mechanical ErrorsTroubleshooting for Electrical Errors Jam 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 openStop jam at the registration sensor Stop jam at the exit sensorCover open jam in the read ready status Troubleshooting Remarks Periodic MaintenanceCleaning Lubrication/Coating Replacement Operation check CoatingRewriting ROM Firmware Updating Circuit Diagram / Harness Diagram Assembly of PC BoardCircuit Diagram PWA-F-DLG-644PWA-F-DLG-643 Control PC Board Circuit Circuit Diagram / Harness Diagram Circuit Diagram / Harness Diagram Circuit Diagram / Harness Diagram Circuit Diagram / Harness Diagram Circuit Diagram / Harness Diagram Circuit Diagram / Harness Diagram

MR-2020, MR-2017 specifications

The Toshiba MR-2017 and MR-2020 are innovative microwave ovens that exemplify Toshiba's commitment to advanced cooking technology and user-friendly design. Designed for modern kitchens, these models combine efficiency and versatility, making them ideal for a wide range of cooking tasks.

The MR-2017 features a compact design perfect for small spaces without compromising on power and functionality. It typically boasts a 700-watt microwave output, providing sufficient energy for heating and cooking various dishes. One of its standout features is the one-touch cooking options, which allow users to select heating times and power levels with a simple press of a button. This functionality is particularly advantageous for busy individuals looking to save time in meal preparation.

On the other hand, the MR-2020 offers enhanced capabilities with a slightly larger capacity and a higher wattage output of 800 watts. This model not only heats food but also includes grill and convection settings, allowing for more versatile cooking methods. With the grilling function, users can achieve crispy textures similar to conventional ovens, while convection cooking promotes even heat distribution for consistent results.

Both models are equipped with advanced technology such as the smart sensor cooking feature. This technology automatically calculates the optimal cooking time based on the food type and quantity, ensuring perfectly cooked meals without any guesswork. Safety is also a priority, with child safety locks that prevent accidental operation, making them suitable for families.

The control panel on both the MR-2017 and MR-2020 is designed for ease of use, featuring intuitive buttons and a clear display, making it accessible for all users. Additional features include defrost settings for quick thawing and various pre-set cooking modes tailored for specific food types like popcorn, pizza, and baked potatoes.

In conclusion, the Toshiba MR-2017 and MR-2020 microwave ovens blend advanced cooking technologies with user-friendly features, catering to diverse culinary needs. Their combination of power, safety, and convenience makes them a valuable addition to any kitchen, ensuring that delicious meals are just minutes away. Whether you're reheating leftovers or trying out new recipes, these models are built to deliver performance and satisfaction.
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