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How to fix a Kindle Voyage stuck in a boot loop

Introducción

If your Kindle Voyage is stuck in a boot loop, this might fix it. However, it is somewhat challenging and involves soldering, so make sure you read the entire guide before beginning.

Qué necesitas

  1. How to fix a Kindle Voyage stuck in a boot loop, Back Panel: paso 1, imagen 1 de 2 How to fix a Kindle Voyage stuck in a boot loop, Back Panel: paso 1, imagen 2 de 2

    • Insert a plastic opening tool between the plastic panel shown on the device.

    • Use the tool to pry the plastic away from the device.

    • There will be adhesive holding this piece of plastic to the device. You may have to pull pretty hard to get it separated.

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  2. How to fix a Kindle Voyage stuck in a boot loop: paso 2, imagen 1 de 1

    • Use an aluminum driver attached with a Phillips head size #00 to remove the four 3mm screws shown in the picture. For reassembly, note that the top two and bottom two screws are different sizes.

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  3. How to fix a Kindle Voyage stuck in a boot loop: paso 3, imagen 1 de 3 How to fix a Kindle Voyage stuck in a boot loop: paso 3, imagen 2 de 3 How to fix a Kindle Voyage stuck in a boot loop: paso 3, imagen 3 de 3

    • Once the screws are removed, the back panel can slide off the device.

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  4. How to fix a Kindle Voyage stuck in a boot loop: paso 4, imagen 1 de 2 How to fix a Kindle Voyage stuck in a boot loop: paso 4, imagen 2 de 2

    • Remove the magnetic component with the magnetic head of the aluminum driver.

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  5. How to fix a Kindle Voyage stuck in a boot loop, Remove the motherboard: paso 5, imagen 1 de 1

    • Make sure to remove all connectors, then remove all the screws.

    • You should be able to remove the motherboard from the case.

    • Remove the battery connector first.

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  7. How to fix a Kindle Voyage stuck in a boot loop, Solder thin wires to RX, TX, and GND: paso 6, imagen 1 de 1

    • The three wires should go on the pads outlined in red.

    • From left to right, the pins are TX, RX, and GND.

    • If you are finding it difficult to solder to the ground pin, try soldering to one of the shields, which would normally be where the blue outline is.

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    • Put the motherboard back into the Kindle, but don't re-connect the battery.

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  9. How to fix a Kindle Voyage stuck in a boot loop, Build the circuit on the breadboard and connect the Kindle: paso 8, imagen 1 de 1

    • Using the resistors, diodes, USB serial adapter, and breadboard wires, build this circuit on the breadboard.

    • If you don't know how to use a breadboard, YouTube is a great place to learn.

    • Sorry for the stupid cropping of the image, iFixit doesn't like it. See the full image at https://www.mobileread.com/forums/showth...

    • Then, using alligator clips, connect the wires on the "kindle" side of the schematic to the appropriate wires from the Kindle.

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    • Plug your USB serial adapter into the computer.

    • Start your serial terminal program (like Minicom). Make sure to disable "Hardware Flow Control".

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  11. How to fix a Kindle Voyage stuck in a boot loop, Connect the Kindle battery and start diagnostic mode: paso 10, imagen 1 de 1

    • Connect the kindle battery.

    • You'll start seeing text in the serial terminal. When it says "Hit any key to stop autoboot" press a key.

    • Type in "bootm 0xE41000 " and press enter.

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  12. How to fix a Kindle Voyage stuck in a boot loop, Upload firmware to Kindle: paso 11, imagen 1 de 1

    • Tap "U - USB Export" on the screen.

    • Plug your Kindle into your computer through the Kindle's USB port.

    • Download the Kindle firmware from https://www.amazon.com/gp/help/customer/...

    • Open the Kindle drive on your computer and drag the .bin file into it.

    • Eject your Kindle and unplug it from your computer.

    • Press "Q" either onscreen or in your serial terminal.

    • Tap "Reboot or Disable Diags", or type "D"

    • Tap "Reboot System", or type "R"

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  13. How to fix a Kindle Voyage stuck in a boot loop, Flash new firmware: paso 12, imagen 1 de 1

    • The Kindle should now be booting into the regular OS.

    • When the serial terminal says "Press [ENTER] for recovery menu...", press enter.

    • Type "u" and quickly follow that with the enter key.

    • Your kindle will restore the firmware you copied over previously.

    • At the end of this process, your Kindle should be showing its bookshelf screen.

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    • Unplug the USB to serial adapter, and remove the wires from the kindle.

    • If your wires are thin enough, you may be able to break them away from the pad, but be careful to not tear the pad off.

    • If you can't do that or just want to be safe, remove the motherboard and desolder the wires, then re-install the motherboard.

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Conclusión

To complete the repair, close the device by following the process detailed in the beginning in reverse.

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Autor

con 2 otros colaboradores

Merlin04

Miembro Desde 06/24/19

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Un comentario

Merlin04, you do an excellent job at breaking down the tasks and guiding a person through the process!!

Jennifer Gehman - Contestar

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