1. Introduction
The FURYCUBE F75 is a high-performance mechanical keyboard designed for enthusiasts and professionals. Featuring a tri-mode connection (wired, 2.4G wireless, Bluetooth), a durable CNC aluminum body, vibrant RGB lighting, hot-swappable switches, and a unique customized knob, it offers a premium typing experience. The keyboard incorporates a Gasket structure and five layers of sound-dampening fill for a pure and satisfying key sound.

2. Setup Guide
2.1 Unpacking
Carefully remove all components from the packaging. Ensure the following items are present:
- FURYCUBE F75 Mechanical Keyboard
- USB Type-C Cable
- 2.4G USB Receiver
- User Manual (this document)
- Keycap/Switch Puller (if included)
2.2 Connection Modes
The FURYCUBE F75 supports three connection modes: Wired (Type-C), 2.4G Wireless, and Bluetooth. The power switch is located under the CAPS key.

2.2.1 Wired Connection (Type-C)
- Locate the Type-C port on the keyboard.
- Connect the provided USB Type-C cable to the keyboard and your computer's USB port.
- Ensure the keyboard's power switch is in the 'Wired' position (if applicable, or simply connect).
- The keyboard should be automatically recognized by your operating system.
2.2.2 2.4G Wireless Connection
- Locate the 2.4G USB receiver.
- Plug the 2.4G USB receiver into an available USB port on your computer.
- Ensure the keyboard's power switch is in the '2.4G' position.
- The keyboard should connect wirelessly.
2.2.3 Bluetooth Connection
- Ensure the keyboard's power switch is in the 'Bluetooth' position.
- On your device (computer, tablet, phone), go to Bluetooth settings and search for new devices.
- Select 'FURYCUBE F75' (or similar name) from the list of available devices to pair.
- Follow any on-screen prompts to complete the pairing process.
3. Operating Instructions
3.1 RGB Lighting Control
The FURYCUBE F75 features full-color RGB lights with 16 million colors, supporting switching between monochromatic and full-atmosphere lighting effects.

To adjust the RGB lighting effects, press the FN key + the customized knob. Rotate the knob to cycle through different lighting modes or adjust brightness/speed depending on the current mode.
3.2 Volume Control
After adjusting the RGB lighting with FN + Knob, press FN + Knob again to switch the knob's function to volume control. Rotate the knob to adjust the system volume.
3.3 Hot-Swappable Switches
The FURYCUBE F75 features a full key shaft seat hot-plug design, allowing for easy replacement of switches without soldering. This enables deep customization and DIY fun.

3.4 Keycap and Switch Types
The keyboard comes with original two-color PBT injection molded keycaps. Various switch options are available, each with distinct characteristics:
- HMX Lemon Grapes Switch: Palladium contact, super stability, small gap, comfortable feel. Trigger pressure: 45±5gf, Trigger stroke: 1.9±0.3mm, Total stroke: 3.5±0.3mm.
- Huanuo Matcha Latte Switch V2: POM axis touches bottom in advance with light guide column, concentrated feel. Trigger pressure: 45±8gf, Trigger stroke: 2.0±4.0mm, Total stroke: 3.4±0.2mm.
- OUTEMU Orange Soda Switch: Moderate pressure, smooth feel, high cost performance. Trigger pressure: 45±10gf, Trigger stroke: 2.5±0.5mm, Total stroke: 3.4±0.2mm.

4. Maintenance
4.1 Cleaning
- Use a soft, dry cloth to wipe the keyboard surface.
- For deeper cleaning, remove keycaps using a keycap puller and clean with compressed air or a soft brush.
- Avoid using harsh chemicals or abrasive materials.
4.2 Switch and Keycap Replacement
Thanks to the hot-swappable design, switches and keycaps can be easily replaced. Use the provided tools to gently pull out keycaps and switches. When inserting new switches, ensure the pins are aligned correctly to avoid bending.
5. Troubleshooting
5.1 Keyboard Not Responding
- Check Connection: Ensure the USB cable, 2.4G receiver, or Bluetooth connection is secure and active.
- Power Switch: Verify the power switch (under CAPS key) is in the correct position for your chosen connection mode.
- Battery: If using wireless modes, ensure the keyboard battery is charged.
- Restart: Try restarting your computer or device.
5.2 RGB Lighting Issues
- FN + Knob: Ensure you are using the correct key combination (FN + Knob) to cycle through RGB modes or adjust settings.
- Software: Check if there's any dedicated software for the keyboard that might control RGB settings.
5.3 Keys Not Registering
- Switch Seating: For hot-swappable keyboards, a switch might not be fully seated. Gently press down on the affected switch to ensure it's properly in place.
- Switch Malfunction: If a single key is not working, the switch itself might be faulty. Replace the switch with a spare one if available.
6. Specifications
| Feature | Description |
|---|---|
| Product Name | FURYCUBE F75 Tri-mode CNC Aluminum Mechanical Keyboard |
| Shell Material | GB 6063 CNC Aluminum |
| Surface Technology | 180 mesh anodic oxidation / Electrophoresis |
| Keycap Material | Original two-color PBT injection molding |
| Switch Types | Orange Soda Switch (OUTEMU OEM), Lemon Grape Axis (HMX OEM), Matcha Latte Axis V2 (HUANO OEM) |
| Backlight | About 16 million color magic RGB light (Knob version front nameplate RGB streamer) |
| Fill | Poron silencing cotton, 8 times foam shaft pad, PET acoustic cushion, high density resilient cotton, PET insulation pad (5-layer fill sound pack) |
| Structure | 12 pieces of cushioning silicone positioning plate Gasket structure |
| Positioning Plate | PC slotted positioning plate |
| PCB | 1.2mm single key position slotted PCB, lower lamp position full key shaft seat hot plug, N-key rollover |
| Battery | 4000 mAh / 8000 mAh (depending on variant) |
| Satellite Axis | Full POM satellite axis |
| System Support | Windows / macOS |
| Connection Method | Tri-mode connection (Type-C wired, 2.4G wireless, Bluetooth) |

7. User Tips
- Experiment with different switch types to find your preferred typing feel, taking advantage of the hot-swappable design.
- Utilize the tri-mode connectivity to seamlessly switch between multiple devices (e.g., desktop, laptop, tablet).
- Explore the various RGB lighting effects to personalize your keyboard's aesthetic.
- The Gasket structure and sound-dampening layers are designed for a premium acoustic experience; enjoy the pure key sound.
8. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the official product page or contact the seller directly. Keep your proof of purchase for any warranty claims.