Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your Guffercty kred 82-Key 75% Mechanical Keyboard with Knob. Please read this manual thoroughly to ensure proper use and to maximize your keyboard's features.
What's in the Box
- Guffercty kred 82-Key 75% Mechanical Keyboard
- USB Cable
- Keycap Puller
Setup
- Connect the Keyboard: Locate the USB-C port on the keyboard and connect one end of the provided USB cable. Plug the other end of the USB cable into an available USB port on your PC. The keyboard is designed for wired connectivity.
- Driver Installation: For full customization and advanced features, it is recommended to install the dedicated keyboard driver. Refer to the manufacturer's website for the latest driver software.

Figure 1: Wired USB-C Connection and Double-Section Footrest

Figure 2: Keyboard Driver Interface for Customization
Operating Instructions
Basic Key Functions
The keyboard features an 82-key QWERTY layout. Standard key functions operate as labeled. Utilize the 'Fn' key in combination with other keys for secondary functions, if applicable (refer to keyboard legends).
RGB Backlight Control
The keyboard offers 18 different RGB lighting modes. You can adjust the lighting brightness and effect speed to your preference. Specific key combinations (often involving the 'Fn' key) are used to cycle through modes, adjust brightness, and change speed. Consult the keyboard's printed legends or the driver software for exact key commands.

Figure 3: RGB Backlight Effects
Multifunction Knob
The integrated multifunction knob allows for quick adjustments. It can be used to control the brightness of the keyboard's lighting or to adjust system sound levels. Rotate the knob to change values and press it to toggle functions (e.g., mute sound or change lighting modes).
Video 1: Demonstration of the multifunction knob on the 75% gaming keyboard, showing RGB lighting adjustments.
Hot-Swappable Switches
This keyboard features a hot-swappable PCB, supporting both 3-pin and 5-pin mechanical switches. This allows for easy customization and replacement of switches without soldering. Use the provided keycap puller and switch puller (if included) to carefully remove keycaps and switches.

Figure 4: Hot-Swappable Switch Functionality
Ergonomic Design
The keyboard is equipped with a double-section footrest, allowing you to adjust the typing angle for improved comfort during extended use.
Video 2: Preview of the two-tilted angle stand foot, demonstrating adjustable keyboard height.
Maintenance
- Cleaning: Use a soft, dry cloth to wipe the keyboard surface. For deeper cleaning, use the provided keycap puller to remove keycaps and clean underneath with compressed air or a small brush.
- Switch Care: If replacing switches, ensure they are aligned correctly before pressing them into the PCB to avoid bending pins.
- Storage: Store the keyboard in a dry, dust-free environment when not in use.
Troubleshooting
| Issue | Possible Solution |
|---|---|
| Keyboard not responding | Ensure the USB cable is securely connected to both the keyboard and the PC. Try a different USB port or cable. |
| RGB lighting not working or incorrect | Check key combinations for RGB control (e.g., Fn + specific keys). Ensure the keyboard driver is installed and updated. |
| Keys not registering or double-typing | Carefully remove the keycap and switch for the affected key. Re-seat the switch or replace it if necessary (due to hot-swappable design). |
| Limited customization options | Ensure the latest keyboard driver software is installed. Some users have reported limitations with the software. |
| Not working with game consoles | This keyboard is primarily designed for PC use and may not be compatible with all game consoles. Compatibility is not guaranteed. |
Specifications
- Brand: Guffercty kred
- Model Number: cd2-3314
- Compatible Devices: PC
- Connectivity Technology: Wired (USB-C)
- Keyboard Description: Mechanical
- Recommended Uses: Gaming
- Special Features: Backlit, Hot-Swappable
- Color: 82 Time Machine
- Backlighting: RGB
- Style: Vintage
- Material: Plastic
- Switch Type: Linear
- Keyboard Layout: QWERTY
- Number of Keys: 82
- Compatible Operating System: Windows
- Included Accessories: Keycap Puller, USB Cable
Warranty and Support
For warranty information and technical support, please refer to the official Guffercty kred website or contact your retailer. Keep your purchase receipt for warranty claims.