Introduction

If the blender doesn't power on, the circuit board may be damaged. This guide will show you how to replace a non-responsive circuit board.

  1. Using the Phillips #1 screwdriver, remove the 5 screws (13mm long, 6mm wide) holding the outer base.
    • Using the Phillips #1 screwdriver, remove the 5 screws (13mm long, 6mm wide) holding the outer base.

    • Lift the base up to remove it.

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  2. Remove the midsection by pulling it up. If the section is stuck, use the iFixit plastic opening tool to pry it off.
    • Remove the midsection by pulling it up. If the section is stuck, use the iFixit plastic opening tool to pry it off.

    • Pull the power cord through the mid-section opening.

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    • Using the Phillips #1 screwdriver, remove the 6 screws (13 mm long, 6 mm wide).

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    • Using the Phillips #1 screwdriver, remove the two screws (5 mm long, 3 mm wide) holding the power cord onto the motor cover.

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    • Using the iFixit plastic opening tool, pry the motor cover off the general housing. Once it is loose, lift it up to remove it off the base.

    • Slide the cover all the way to the end of the power cord.

    • Please note that the power cord does not completely come off the cover.

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    • Using the Phillips #2 screwdriver remove the 4 screws (10mm long, 5mm wide) on the circuit board.

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    • To give the circuit board further range of motion, remove the pictured zip ties holding the cables.

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    • Desolder the seven wires indicated from the circuit board.

    • For further instruction on sodering and desodering reference iFixit's guide.

    • To ensure the sodering of the correct wires, make sure to flip the circuit board over and confirm the wires that are being altered.

    • Soldering iron is hot. Handle with care.

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    • Once the wires are cool to the touch, remove circuit board.

    • Remember to keep track of all cables removed to ensure their correct placement into the new circuit board.

    • Ninja Kitchen does not sell circuit boards. You will have to purchase one from a third party vendor.

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Conclusion

To reassemble your device, follow these instructions in reverse order.

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