HyperX HX-KB4RD1-US/R1
HyperX Alloy FPS Pro Mechanical Gaming Keyboard User Manual
Model: HX-KB4RD1-US/R1
1. Product Overview
The HyperX Alloy FPS Pro is a tenkeyless (TKL) mechanical gaming keyboard engineered for competitive gaming. Its ultra-compact 87-key design saves desk space, making it ideal for FPS professionals who require maximum mouse movement area. Built with a solid steel frame, this keyboard offers exceptional durability and stability during intense gaming sessions. It features genuine Cherry MX Red mechanical key switches, known for their linear and quiet operation, providing fast and precise key presses.
The keyboard includes vibrant red LED backlighting with multiple dynamic lighting effects and adjustable brightness levels, allowing for personalization. A detachable braided USB cable enhances portability and reduces wear and tear, making it convenient for travel to gaming events. Advanced features such as Game Mode, 100% anti-ghosting, and N-key rollover ensure every command is registered accurately, even during simultaneous key presses.

Figure 1.1: HyperX Alloy FPS Pro Mechanical Gaming Keyboard
2. Package Contents
Please verify that all items listed below are included in your package:
- HyperX Alloy FPS Pro Mechanical Gaming Keyboard
- Detachable USB Cable
- Quick Start Guide (physical or digital)

Figure 2.1: Product Packaging
3. Setup Guide
3.1 Connecting the Keyboard
The HyperX Alloy FPS Pro features a detachable USB cable for easy setup and portability. Follow these steps to connect your keyboard:
- Locate the USB-A end of the detachable braided cable.
- Insert the USB-A end into an available USB 2.0 port on your computer.
- Locate the mini-USB end of the cable.
- Connect the mini-USB end to the port located on the back of the HyperX Alloy FPS Pro keyboard. Ensure a secure connection.
The keyboard is plug-and-play compatible with Windows 10, 8.1, 8, and 7. No additional drivers are typically required for basic functionality.

Figure 3.1: Keyboard and Detachable Cable
4. Operating Instructions
4.1 Key Features and Functions
- Cherry MX Red Switches: Provide a smooth, linear key travel with minimal actuation force, ideal for rapid key presses in gaming.
- Tenkeyless (TKL) Design: Compact form factor without the numeric keypad, offering more space for mouse movement.
- Red LED Backlighting: Features 6 preset LED modes and 5 brightness levels. Cycle through modes and adjust brightness using the dedicated function keys (refer to the Quick Start Guide for specific key combinations).
- Game Mode: Activates by pressing Fn + F12. This mode disables the Windows key to prevent accidental interruptions during gameplay.
- 100% Anti-Ghosting & N-Key Rollover: Ensures that all key presses are registered accurately, even when multiple keys are pressed simultaneously.
- Media Controls: Integrated into the function keys (F6-F11) for convenient control over audio and video playback. Use Fn in combination with these keys.

Figure 4.1: Top-down view of the keyboard layout
5. Maintenance
5.1 Cleaning Your Keyboard
Regular cleaning helps maintain the performance and appearance of your keyboard:
- Disconnect: Always disconnect the keyboard from your computer before cleaning.
- Dust Removal: Use compressed air to remove dust and debris from between the keycaps. Hold the can upright to prevent propellant discharge.
- Surface Cleaning: Wipe the keycaps and keyboard surface with a soft, lint-free cloth lightly dampened with water or a mild, non-abrasive cleaning solution. Avoid excessive moisture.
- Stubborn Stains: For stubborn stains, a cotton swab lightly dampened with isopropyl alcohol can be used on keycaps, but avoid direct contact with the keyboard's internal components.
- Drying: Ensure the keyboard is completely dry before reconnecting it to your computer.
5.2 Cable Care
To prolong the life of the detachable braided cable:
- Avoid sharp bends or kinks in the cable.
- Do not pull the cable forcefully when disconnecting; always grasp the connector.
- Store the cable neatly when not in use, avoiding tangles.
6. Troubleshooting
If you encounter issues with your HyperX Alloy FPS Pro keyboard, try the following troubleshooting steps:
- Keyboard Not Responding:
- Ensure the USB cable is securely connected to both the keyboard and the computer.
- Try connecting the keyboard to a different USB port on your computer.
- Test the keyboard on another computer to determine if the issue is with the keyboard or the computer's setup.
- Restart your computer.
- Backlighting Not Working or Incorrect:
- Check the brightness levels using the dedicated function keys.
- Cycle through the lighting modes to see if the issue persists across all modes.
- Ensure the keyboard is properly connected and receiving sufficient power from the USB port.
- Keys Not Registering or Double-Typing:
- Ensure the keyboard is clean and free of debris under the keycaps.
- If the issue is with a specific key, it might indicate a hardware problem.
- Game Mode Not Functioning:
- Verify that Game Mode is activated by pressing Fn + F12. The Game Mode indicator light should be on.
If these steps do not resolve the issue, please refer to the official HyperX support resources or contact customer service.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | HyperX |
| Model Number | HX-KB4RD1-US/R1 |
| Series | Alloy FPS Pro |
| Keyboard Type | Mechanical Gaming Keyboard |
| Key Switches | Cherry MX Red |
| Layout | Tenkeyless (87-Key) |
| Backlighting | Red LED (6 modes, 5 brightness levels) |
| Connectivity | USB 2.0 (Detachable Cable) |
| Polling Rate | 1000Hz |
| Anti-Ghosting | 100% Anti-Ghosting |
| Key Rollover | N-Key Rollover |
| Media Controls | Yes |
| Game Mode | Yes |
| Cable Length | 1.8 meters (5.9 feet) |
| Dimensions (LxWxH) | 14.1 x 5.1 x 1.4 inches (358.1 x 129.5 x 35.6 mm) |
| Weight | 1.8 pounds (0.82 kg) |
| Operating System Compatibility | Windows 10, 8.1, 8, 7 |
8. Warranty and Support
For detailed warranty information, please refer to the warranty card included with your product or visit the official HyperX website. HyperX provides technical support and customer service for its products.
8.1 Additional Resources
- Official User Manual (PDF): For a more detailed guide, you can download the official PDF user manual from here.
- HyperX Support Website: Visit the HyperX support website for FAQs, driver downloads, and contact information for technical assistance.
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