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  • 🐱Nybble Q User Manual
  • 1 πŸ§˜β€β™‚οΈ Preparation
  • 2 🧩 Turn on the Robot
  • 3 πŸ•Ή Play with Nybble Q
  • 4 πŸ‘¨β€πŸ« Advanced Features
  • Mobile APP
    • Overview
    • Joint Calibration
    • Control Panel
  • Useful links πŸ•Έ
    • πŸ“šPetoi Doc Center
    • πŸ™‹FAQ
    • πŸ”­Official Site of Petoi
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On this page
  • Pre-Startup Posture
  • Usage Scenario
  • Power On
  • Battery Switch
  • Battery Indicator
  • Buzzer Sound Types
  • Other Situations
  • Charging
  • Replacing the Battery
  • Device Freezing or Unresponsive
  • Servo
  • Clicking Sound
  • Sudden Servo Stoppage or Force Release

2 🧩 Turn on the Robot

β€œLife is like a box of chocolate.”

Previous1 πŸ§˜β€β™‚οΈ PreparationNext3 πŸ•Ή Play with Nybble Q

Last updated 1 month ago

Pre-Startup Posture

To prevent the servos from getting stuck, please adjust the robot's legs to the correct position before powering it on.

Usage Scenario

First, test it on the calibrator and use it on a stable table or floor only after you have familiarized yourself with its operation.

When using it on a table, keep it within your arm's reach to prevent it from falling and avoid damage.

Power On

Turn on the robot's battery to start using it. If you encounter any issues during operation, please refer to the "Other Situations" below.

Battery Switch

Press and hold the battery button for 2 to 3 seconds to turn the power on or off. You will hear a short melody, and the battery indicator will light up blue. If the indicator is red, refer to the charging method below.

After turning on the battery, the robot requires approximately 5 seconds for initialization, and a melody will play upon completion.

During storage and transportation, the robot's battery charge may decrease. When using it for the first time, please ensure the battery is sufficiently charged.

It is recommended to place the robot on the calibration stand before pressing the button to activate the battery.

If you use the robot on the floor, please ensure the robot is positioned upright after activating the battery. Otherwise, it will continuously attempt to flip itself over or perform other corrective motions upon startup;

If the robot is placed on its side when powered on, it will automatically initiate the calibration posture.

Battery Indicator

Before use, please read the instructions on the bottom of the packaging box carefully to ensure correct operation of the battery.

Press and hold the blue button on the battery for 2–3 seconds to turn the power on or off. During charging, the indicator light turns red; after charging is complete, it turns green. Press the blue button briefly to check the battery status:

Β· When fully charged, the indicator light is blue.

Β· When the voltage is low, the indicator light is red.

Β· During battery depletion, the indicator color gradually changes from blue to red.

Note the correct use of battery interfaces: Use the Type-C interface for charging, and the 2P 2.54MM red-black wire terminal interface to power Nybble Q. Please don't mix them up:

If the robot detects a low battery, it will pause its movements and beep. In this case, you need to remove the battery and charge it using a standard 5V USB Type-C interface data cable. For safety reasons, the battery will automatically stop supplying power to the robot during charging.

Buzzer Sound Types

Sound

Trigger Timing

Indication

Short melody

Power on or restart

Program startup successful

Program startup successful

During use

Program received command

Repeating melody

During pauses in use or action

Low battery or battery not connected

Other Situations

Charging

The robot's battery socket has limited dimensions, so when the battery is installed on the battery seat, it cannot be directly charged via USB. The battery needs to be removed from the battery socket before charging.

Before charging, turn off the battery (press and hold for 3 seconds). After connecting the charging cable, the battery will automatically shut down (cease external power supply).

Please do not confuse the circuit board’s download port with the battery charging port.

There are two charging methods:

  1. Remove only the battery from the main body, which is a quick and simple process.

  1. Remove the side panel first, then detach the battery from the circuit board to fully separate the battery from the main body. This method is suitable for users with spare batteries.

Replacing the Battery

The operation is the same as the charging method two mentioned above.

Device Freezing or Unresponsive

There are two solutions:

1. Check the battery indicator light. If the battery level is too low, please charge it promptly.

2. If the battery level is normal, remove the back cover and press the reset button on the motherboard, located next to the LED logo, to reboot the robot.

Servo

For plastic servos, we have added two protection mechanisms to extend their service life:

一、When subjected to short-term external force impacts, the protection mechanism activates, causing the servo to produce a clicking sound. δΊŒγ€When the servo is under prolonged force, the protection mechanism activates, causing the servo to release force.

Clicking Sound

The plastic servo contains a clutch gear for protection.

When powered on, if external obstacles block the servo's rotation, the clicking clutch sound will occur. Examples include:

Manually rotating the servo away from its target angle;

The servo is being physically jammed;

The servo is being obstructed by other objects.

Sudden Servo Stoppage or Force Release

To enhance servo durability, we added stall current detection. If the servo is under prolonged force without triggering the clutch gear, it will automatically enter force-release mode.

The servo returns to normal mode when it receives a new angle command.

Low Power Full Power Intermediate Power
When reinstalling the battery, please ensure the battery connector passes through the small hole shown in the image before connecting it to the circuit board on the main body.