Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your A4tech Bloody Light Strike B314 Gaming Keyboard. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.
Key Features
- Bloody 4 Light Strike Mechanical Switches: Experience ultra-fast response times of 0.2ms with infrared optic switches, providing a competitive edge in gaming.
- Enhanced Durability: Designed for intensive use, featuring A,S,D,W silicon keys with a convex shape for improved control and longevity.
- Neon Glare System LED Backlighting: Customize your gaming environment with vibrant LED backlighting, making keys easy to locate in low-light conditions.
- 9 Programmable Keys: Personalize your gaming experience by assigning custom functions to 9 individually programmable keys.
- Double Secure Water-Resistance: The keyboard is electronically sealed with a water drain hole, protecting it from accidental spills and extending its lifespan.
Package Contents
Verify that all items are present in the package:
- Bloody Light Strike B314 Gaming Keyboard
- User Manual (this document)

Image: The retail packaging for the Bloody Light Strike B314 Gaming Keyboard, showing the keyboard with LED backlighting and key features highlighted.
Setup Guide
- Connect the Keyboard: Plug the USB connector of the keyboard into an available USB port on your computer.
- Driver Installation: The keyboard is typically plug-and-play. Your operating system should automatically detect and install the necessary drivers. If prompted, follow the on-screen instructions.
- Software Installation (Optional): For advanced customization, including programming keys and managing backlighting, download and install the official Bloody software from the A4tech website.

Image: A top-down view of the Bloody Light Strike B314 Gaming Keyboard, showcasing the full QWERTY layout with orange WASD keys and dedicated macro keys on the left.
Operating Instructions
Basic Usage
The Bloody B314 functions as a standard QWERTY keyboard for everyday typing and gaming. Its infrared mechanical switches provide a fast and responsive typing experience.
Programmable Keys
The keyboard features 9 programmable keys, typically located on the left side. To customize these keys:
- Install the official Bloody software from the A4tech website.
- Launch the software and navigate to the key customization section.
- Select the desired programmable key (e.g., G1-G9 or similar).
- Assign macros, key functions, or multimedia controls as needed.
- Save your profile to apply the changes.
LED Backlighting Control
The Neon Glare System LED backlighting can be adjusted using function key combinations:
- Fn + F12: Cycle through different backlighting modes (e.g., static, breathing, off).
- Fn + Up/Down Arrow: Adjust backlight brightness.
- Fn + Left/Right Arrow: Adjust backlight speed or direction (if applicable to the mode).
Game Mode
Activate Game Mode to disable the Windows key and prevent accidental interruptions during gameplay.
- Fn + F8: Toggle Game Mode on/off.

Image: An angled view of the Bloody Light Strike B314 Gaming Keyboard, highlighting the ergonomic wrist rest and the distinct orange WASD keys.
Maintenance
Cleaning
- Disconnect the keyboard from your computer before cleaning.
- Use a soft, damp cloth to wipe the surface of the keyboard. Avoid harsh chemicals or abrasive materials.
- For dust and debris between keys, use compressed air.
- The water-resistant design helps protect against spills, but it is still recommended to clean up liquids promptly.
Storage
Store the keyboard in a cool, dry place away from direct sunlight and extreme temperatures when not in use for extended periods.
Troubleshooting
Keyboard Not Responding
- Ensure the USB cable is securely plugged into both the keyboard and the computer.
- Try plugging the keyboard into a different USB port.
- Restart your computer.
- Check if the keyboard is recognized in your computer's Device Manager (Windows) or System Information (macOS).
Backlighting Not Working
- Ensure the backlighting is not turned off using the Fn + F12 combination.
- Adjust brightness using Fn + Up Arrow.
- If using custom profiles, ensure the backlighting settings are correctly configured in the Bloody software.
Programmable Keys Not Working
- Verify that the Bloody software is installed and running.
- Ensure your custom profiles are loaded and active within the software.
- Check for any software updates for the Bloody keyboard utility.
Specifications
| Feature | Detail |
|---|---|
| Brand | A4tech |
| Model Number | A4TKLA45173 |
| Connectivity Technology | Infrared |
| Keyboard Description | Mechanical |
| Switch Type | Mechanical (Light Strike Optic) |
| Special Feature | Backlit, Programmable Keys, Water Resistant |
| Color | Black |
| Keyboard Backlighting Color Support | RGB (Neon Glare System) |
| Number of Keys | 104 |
| Programmable Buttons | 9 |
| Water Resistance Level | Water Resistant |
| Item Weight | 2.9 Pounds |
Warranty and Support
For warranty information and technical support, please refer to the official A4tech website or contact their customer service directly. Keep your purchase receipt as proof of purchase for warranty claims.
Official A4tech Website: www.a4tech.com





