CORBOBO LEOBOG Alice A75 Ergonomic Keyboard User Manual

1. Introduction

Thank you for choosing the CORBOBO LEOBOG Alice A75 Ergonomic Keyboard. This wireless mechanical gaming keyboard features a 75% layout with 83 keys, tri-mode connectivity (Bluetooth 5.0, 2.4GHz wireless, and USB-C wired), RGB backlighting, hot-swappable linear switches, a functional knob, and a joystick design. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance and user experience.

Image 1.1: The LEOBOG Alice A75 Ergonomic Keyboard, showcasing its unique split layout and RGB backlighting.

2. What's in the Box

• Keyboard x 1
• User Manual x 1
• Type-C Cable x 1
• Keycap Puller x 1

3. Key Features

• Alice Layout: Ergonomic split design for comfortable hand positioning and reduced wrist fatigue.
• Tri-Mode Connectivity: Supports Bluetooth 5.0, 2.4GHz wireless, and USB-C wired connections for versatile use across multiple devices.
• Hot-Swappable Switches: Allows for easy replacement of switches without soldering, enabling customization of typing feel.
• RGB Backlighting: Features 17 lighting effects and 10 music rhythm effect macro definitions, with over 16 million customizable colors.
• Functional Knob: Provides refined control over volume and RGB lighting settings.
• Joystick Design: Offers intuitive navigation with up, down, left, right, and enter key functions.
• Durable Construction: Built with ABS material and a top mount structure, including internal filling, bottom silicone pad, and bottom cotton for a purer typing sound.
• Long-lasting Battery: Equipped with a 4000mAh battery for extended wireless usage.

Image 3.1: Overview of the LEOBOG Alice A75's main features.

4. Setup

4.1. Charging the Keyboard

Before first use, fully charge the keyboard using the provided USB-C cable. Connect the USB-C end to the keyboard and the USB-A end to a power source (e.g., computer USB port, wall adapter). The charging indicator will show the charging status.

4.2. Connecting the Keyboard

The LEOBOG Alice A75 supports three connection modes:

• 2.4GHz Wireless Mode:
  1. Locate the 2.4GHz USB receiver, typically stored magnetically on the keyboard's side or bottom.
  2. Plug the receiver into an available USB port on your computer.
  3. Switch the keyboard to 2.4GHz mode using the switch located on the back or side of the keyboard. The keyboard should automatically connect.
• Bluetooth 5.0 Mode:
  1. Switch the keyboard to Bluetooth mode using the switch on the back or side.
  2. On your device (computer, smartphone, tablet), enable Bluetooth and search for new devices.
  3. Select "LEOBOG A75" from the list of available devices to pair.
  4. The keyboard supports multiple Bluetooth profiles; refer to the keyboard's specific function keys (e.g., Fn+1, Fn+2, Fn+3) to switch between paired devices.
• USB-C Wired Mode:
  1. Connect the provided USB-C cable to the keyboard's USB-C port.
  2. Connect the other end of the cable to a USB port on your computer.
  3. The keyboard will automatically switch to wired mode and begin charging.

Image 4.1: The LEOBOG Alice A75 demonstrating its tri-mode connectivity with various devices.

5. Operating Instructions

5.1. Functional Knob

The multi-function knob located on the top right of the keyboard controls volume and RGB lighting effects.

• Volume Control: Rotate the knob clockwise to increase volume, counter-clockwise to decrease volume. Press the knob to mute/unmute.
• RGB Lighting Control: The knob can also cycle through different RGB lighting effects or adjust brightness. Refer to the specific key combinations in your quick start guide for detailed control.

5.2. Joystick Design

The integrated joystick functions as directional arrow keys and an Enter key.

• Move the joystick up, down, left, or right to activate the corresponding arrow key function.
• Press the center of the joystick to activate the Enter key function.

Image 5.1: Detailed view of the joystick functionality.

5.3. RGB Backlighting

The keyboard features customizable RGB backlighting.

• Use the functional knob or specific Fn key combinations to cycle through 17 lighting effects and 10 music rhythm effects.
• Brightness and speed of effects can be adjusted.
• Advanced customization, including macro definitions and 16 million color options, is available through the proprietary driver software.

Image 5.2: Customizing RGB lighting and macros via software.

5.4. Hot-Swappable Switches

The keyboard's hot-swappable design allows you to change mechanical switches without soldering.

• Use the included keycap puller to carefully remove the keycap.
• Use the switch puller (often integrated with the keycap puller) to gently remove the switch.
• Align the pins of the new switch with the holes on the PCB and press firmly until it clicks into place.
• Replace the keycap.

Image 5.3: Demonstrating the hot-swappable switch feature.

6. Maintenance

6.1. Cleaning

• Disconnect the keyboard from all power sources before cleaning.
• Use a soft, lint-free cloth dampened with a small amount of water or mild cleaning solution to wipe the keycaps and keyboard surface.
• For deeper cleaning, remove keycaps using the provided puller and use compressed air to clear debris from underneath.
• Avoid using harsh chemicals or abrasive materials that could damage the keyboard.

6.2. Storage

When not in use for extended periods, store the keyboard in a cool, dry place away from direct sunlight and extreme temperatures.

7. Troubleshooting

• Keyboard Not Responding:
  • Ensure the keyboard is charged.
  • Check the connection mode switch (2.4GHz, Bluetooth, Wired) and ensure it matches your connection method.
  • For 2.4GHz, ensure the USB receiver is securely plugged in.
  • For Bluetooth, ensure the keyboard is paired correctly and your device's Bluetooth is enabled. Try re-pairing if necessary.
  • In wired mode, ensure the USB-C cable is properly connected to both the keyboard and the computer.
• Keys Not Working or Double Typing:
  • This could indicate a faulty switch. Utilize the hot-swappable feature to replace the problematic switch.
  • Ensure no debris is lodged under the keycap or switch.
• Win Key Not Functioning:
  • Some users have reported that resetting the keyboard can resolve this. Try pressing and holding Fn + Esc for 3 seconds to reset the keyboard to factory settings.
• RGB Lighting Issues:
  • Ensure the keyboard is powered on.
  • Check lighting settings via the functional knob or driver software.
• Bluetooth Lag:
  • Ensure the keyboard is within range of your device.
  • Minimize interference from other wireless devices.
  • Ensure the keyboard battery is not critically low.

8. Specifications

9. Warranty and Support

For warranty information, please refer to the documentation included with your product packaging or contact CORBOBO customer support. Keep your proof of purchase for any warranty claims.

For technical support or further assistance, please visit the official CORBOBO website or contact their customer service department.