Introduction
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your LEOBOG HI75C Pro Mechanical Wireless Keyboard. Please read this manual thoroughly to ensure optimal performance and longevity of your device.
Package Contents
Verify that all items are present in your package:
- LEOBOG HI75C Pro Mechanical Wireless Keyboard
- USB-C Cable
- Keycap Puller
- Switch Puller (for hot-swappable switches)
Product Overview
The LEOBOG HI75C Pro is a 75% layout mechanical keyboard featuring a robust aluminum alloy frame, Gasket structure for enhanced typing feel, hot-swappable switches, and versatile connectivity options.
Image: LEOBOG HI75C Pro Mechanical Wireless Keyboard showcasing its RGB backlighting and compact 75% layout.
Image: Overview of the keyboard's main features: Bluetooth 5.0, 2.4GHz, Wired connectivity, Hot-Swappable switches, RGB Backlighting, 75% Layout, Gasket Structure, and a 4000mAh battery.
Gasket Structure
The keyboard incorporates a multi-layered sound silencer cotton within its Gasket structure. This design significantly reduces cavity noise and enhances typing acoustics, providing a softer and more pleasant typing experience suitable for both office and gaming environments.
Image: Exploded view diagram detailing the components of the keyboard's Gasket structure, including keycaps, switches, aluminum alloy top case, gaskets, positioning plate, foam layers, and PCB.
Aluminum Alloy Cover
The keyboard case is constructed from high-quality aluminum alloy, offering superior heat dissipation, robustness, and durability. The exquisite powder coating process provides a luxurious feel, resists fingerprints, and maintains a clean appearance.
Ergonomic Design
The keycaps feature a scientific step-by-step height design, promoting a natural hand posture to keep wrists and fingers relaxed during extended use.
Image: Side view of the keyboard illustrating the ergonomic 7-degree angle of the keycap height design, intended to reduce strain.
Setup
Connectivity Modes
The LEOBOG HI75C Pro supports three connection modes: Bluetooth 5.0, 2.4GHz wireless, and USB wired. It can connect to up to five devices simultaneously.
Image: The keyboard demonstrating its three connection modes (Type-C, 2.4GHz, Bluetooth) and compatibility with various devices including PC, laptop, tablet, and smartphone.
USB Wired Connection
- Connect the provided USB-C cable to the keyboard's Type-C port.
- Connect the other end of the cable to a USB port on your computer.
- The keyboard will be automatically recognized and ready for use.
2.4GHz Wireless Connection
- Locate the 2.4GHz USB receiver (usually stored in a compartment on the keyboard).
- Plug the USB receiver into an available USB port on your computer.
- Ensure the keyboard's mode switch is set to 2.4GHz.
- The keyboard should connect automatically.
Bluetooth Connection (BT5.0)
- Ensure the keyboard's mode switch is set to Bluetooth.
- On your device (PC, Mac, Android, iOS), enable Bluetooth and search for new devices.
- The keyboard will appear as 'LEOBOG HI75C Pro' or similar. Select it to pair.
- You can pair up to three Bluetooth devices (BT1, BT2, BT3) and switch between them using designated shortcut keys (refer to keyboard specific key combinations, typically Fn + 1/2/3).
System Compatibility
The LEOBOG HI75C Pro keyboard is compatible with a wide range of operating systems, including:
- Windows
- macOS
- Android
- iOS
- Gaming Consoles (e.g., PlayStation, Xbox, Nintendo Switch via USB)
Operating Instructions
RGB Backlighting Control
The keyboard features 16.8 million RGB lighting colors with 17 pre-set lighting effects. Additionally, there are 10 music rhythm lighting modes available when used with the driver software.
- Changing Effects: Use the designated function key combinations (refer to your keyboard's specific layout, often Fn + arrow keys or dedicated lighting keys) to cycle through lighting effects.
- Adjusting Brightness: In Game Mode, rotate the multimedia knob to adjust the brightness of the RGB lighting.
- Turning Off Lights: The multimedia knob can also be used to turn off the lighting. When lights are off, the keyboard's 4000mAh battery can last for approximately one month.
Dual-Mode Knob Functionality
The multi-functional knob allows for seamless switching between two modes: Office Mode and Game Mode.
Image: Detailed view of the multimedia knob, explaining how to press and hold to switch between Game Mode (breathing indicator) for light brightness control and Office Mode (solid indicator) for volume adjustment.
- Switching Modes: Press and hold the knob to toggle between Office Mode and Game Mode.
- Office Mode: When the indicator light is continuously on, the keyboard is in Office Mode. Rotate the knob to adjust the system volume.
- Game Mode: When the indicator light is breathing, the keyboard is in Game Mode. Rotate the knob to adjust the RGB lighting brightness.
Hot-Swappable Switches
The LEOBOG HI75C Pro features hot-swappable sockets, allowing you to easily change mechanical switches without soldering. This enables customization of typing feel and sound.
Image: The keyboard with several keycaps and switches removed, highlighting the hot-swappable sockets and a Turquoise Switch. Specifications for initial, conductive, and bottom pressure, along with mechanical life, are also shown.
- Removing Switches: Use the provided switch puller to gently grip and pull the switch vertically from the PCB.
- Installing Switches: Align the pins of the new switch with the holes on the PCB. Gently press the switch into place until it clicks. Ensure pins are not bent.
Keycap Replacement
To replace keycaps, use the provided keycap puller. Gently pull the keycap upwards to remove it. To install a new keycap, align it with the switch stem and press down firmly.
Software/Driver for Customization
A professional driver software is available for Windows users to further customize the keyboard's functions, including macro assignments, key remapping, and advanced lighting effects. Refer to the official LEOBOG website for driver downloads and instructions.
Maintenance
- Cleaning: Use a soft brush or compressed air to remove dust and debris from between keycaps. For deeper cleaning, keycaps can be removed using the keycap puller and cleaned with a mild detergent solution. Ensure keycaps are completely dry before reattaching.
- Battery Care: To prolong battery life, avoid fully discharging the keyboard frequently. Charge the keyboard using the provided USB-C cable when the battery indicator is low.
- Storage: Store the keyboard in a dry, cool place away from direct sunlight and extreme temperatures.
Troubleshooting
Keyboard Not Responding
- Wired Mode: Ensure the USB-C cable is securely connected to both the keyboard and the computer. Try a different USB port or cable.
- 2.4GHz Mode: Verify the 2.4GHz receiver is plugged in and the keyboard is set to 2.4GHz mode. Try re-pairing by unplugging and replugging the receiver.
- Bluetooth Mode: Check if Bluetooth is enabled on your device and the keyboard is in pairing mode. Remove the keyboard from your device's Bluetooth list and re-pair. Ensure the keyboard is charged.
RGB Backlighting Not Working/Incorrect
- Ensure the lighting is not turned off via the multimedia knob.
- Cycle through lighting effects using function key combinations.
- If using the driver software, ensure it is correctly installed and configured.
Multimedia Knob Not Functioning Correctly
- Press and hold the knob to switch between Office Mode (volume control) and Game Mode (brightness control). Check the indicator light to confirm the active mode.
- Ensure the keyboard is properly connected to your device.
Software/Driver Not Recognizing Keyboard (Windows)
- Ensure the keyboard is connected via USB-C cable directly to the computer.
- Verify the keyboard's mode switch is set to USB-C.
- Try restarting the software and reconnecting the keyboard.
- Check for updated driver versions on the official LEOBOG website.
Specifications
| Model Number | HI75C PRO |
| Brand | LEOBOG |
| Connectivity Technology | Bluetooth 5.0, 2.4GHz Wireless, USB-C Wired |
| Keyboard Description | Mechanical |
| Compatible Devices | Gaming Console, Laptop, PC, Smartphone, Tablet |
| Special Features | Customizable Display Keys, Ergonomic, Hot-Swappable, Hotkeys and Media Keys, Programmable Keys |
| Keyboard Backlighting | RGB (16.8 million colors, 17 effects) |
| Product Dimensions | 12.97 x 5.35 x 1.74 inches (32.94 x 13.59 x 4.42 cm) |
| Item Weight | 3.36 pounds (1.52 kg) |
| Batteries | 1 A battery required (included) |
| Manufacturer | LEOBOG |
Warranty and Support
LEOBOG provides a 2-year warranty for the HI75C Pro Mechanical Wireless Keyboard, covering manufacturing defects from the date of purchase. For technical support, warranty claims, or further inquiries, please contact LEOBOG customer service through their official website or the retailer where the product was purchased.
Image: Icons representing various customer support channels and a '2 Years' label, indicating the product's warranty period.
