6.2Troubleshooting for Electrical Errors

1)ADF does not work (except in the case of a paper jam or when the cover is open) Interface harness connected properly?

NOConnect the harness properly or replace it

YES

DC+5V supplied to CN70-2, 3pin?

NOConnect the harness properly or replace it

YES

DC+24V supplied to CN70-6, 7pin?

NOConnect the harness properly or replace it

YES

DC+24V supplied to CN72-4pin?

NOCheck or replace the jam access cover switch

YES

Empty sensor is ON when there is paper?

NOCheck or replace the empty sensor

YES

Check or replace the ADF board

2) Abnormality of motor

Power supplied and drives signals to connector of motor?

NOCheck or replace motor

YES

There is no mechanical overloading at the motor and the drive system is correct? (Belt tension etc.)

NOCheck or replace motor harness

YES

Check or replace the RADF board

3)Communication error Interface cable normal?

NOReplace the interface cable

YES

Check or replace the ADF board and check the equipment

4) Size detection error

Is the sensor harness normal, and is it connected to the connector (CN73) properly?

NOConnect the harness to the connector properly or replace it.

YES

Are the original tray width sensor and original tray sensor normal?

NOCheck the original tray width sensor and original tray sensor or replace them.

YES

Check the ADF board or replace it.

MR-2017/2020

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TROUBLESHOOTING

 

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Toshiba MR-2017, MR-2020 service manual Troubleshooting for Electrical Errors

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.

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