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Tools Featured in this Teardown

This teardown is not a repair guide. To repair your Qoobo - Robot Pillow with a Tail, use our service manual.

  1. Unzip, and remove. Unzip, and remove. Unzip, and remove.
    • Unzip, and remove.

  2. Remove the circular sticker around the charging port. This reveals two screws, which should also be removed. Remove the circular sticker around the charging port. This reveals two screws, which should also be removed.
    • Remove the circular sticker around the charging port. This reveals two screws, which should also be removed.

  3. The power button can be dislodged with a small knife, revealing another 2 screws. Once these screws are removed, the plastic plate should come loose and can be removed.
    • The power button can be dislodged with a small knife, revealing another 2 screws.

    • Once these screws are removed, the plastic plate should come loose and can be removed.

  4. Unzip the inner fabric shell, and remove the plastic "heart" of the device. Unzip the inner fabric shell, and remove the plastic "heart" of the device. Unzip the inner fabric shell, and remove the plastic "heart" of the device.
    • Unzip the inner fabric shell, and remove the plastic "heart" of the device.

    • The tail has 2 degrees of freedom. One servo is used for the X axis, another for the Y axis. The tail itself is made up of springs, with stretchable cables acting as "tendons"

  5. U1: reads "CB5121". Probably a PMIC U4: Unmarked 32 pin IC is almost certainly the main microcontroller. U3: BMA223 Accelerometer (used for detecting motion, for when the pillow should wag its tail)
    • U1: reads "CB5121". Probably a PMIC

    • U4: Unmarked 32 pin IC is almost certainly the main microcontroller.

    • U3: BMA223 Accelerometer (used for detecting motion, for when the pillow should wag its tail)

    • U7: Unmarked 14 pin IC.

    • There is an unpopulated 6 pin header that looks like a serial port (UART)

    • There is an unpopulated 8 pin header that is probably for debug / flashing

  6. Simple board for the power switch. Another board has the charging port and LED Ni-MH battery rated at 6.0V and 1300mAh
    • Simple board for the power switch.

    • Another board has the charging port and LED

    • Ni-MH battery rated at 6.0V and 1300mAh

  7. Servos are unmarked, but appear to be standard hobby-grade servos. Servos are unmarked, but appear to be standard hobby-grade servos. Servos are unmarked, but appear to be standard hobby-grade servos.
    • Servos are unmarked, but appear to be standard hobby-grade servos.

Nic Dahlquist

Member since: 09/26/2020

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