1. Introduction
Thank you for choosing the E-YOOSO K-600 Wired Mechanical Typewriter Keyboard. This manual provides essential information for setting up, operating, and maintaining your keyboard. Please read it thoroughly to ensure optimal performance and longevity of your device.
Package Contents:
- E-YOOSO K-600 Wired Mechanical Typewriter Keyboard
- USB Cable
- User Manual (this document)
2. Product Overview
The E-YOOSO K-600 is a full-size wired mechanical keyboard featuring a retro typewriter aesthetic with modern functionality. It is designed for both typing and gaming, offering a unique tactile experience.

Figure 2.1: E-YOOSO K-600 Wired Mechanical Typewriter Keyboard
Key Features:
- Retro Typewriter Style: Features unique round, electroplated punk keycaps for a vintage look and feel.
- OUTEMU Red Switches: Equipped with linear red switches, providing a quiet and smooth keystroke, suitable for both typing and gaming.
- Full Keys Anti-Ghosting: Ensures all key presses are registered accurately, even during rapid, simultaneous inputs, crucial for gaming.
- Dynamic RGB Backlighting: Offers 9 distinct lighting modes and supports custom lighting configurations to personalize your experience.
- Multimedia Functions: Integrated multimedia shortcuts for convenient control of audio and other functions.
- Ergonomic Design: Features a 7-degree ergonomic tilt for comfortable typing during extended use.

Figure 2.2: Ergonomic Design

Figure 2.3: Steampunk Keycaps
3. Setup
The E-YOOSO K-600 keyboard is a plug-and-play device, requiring no special drivers for basic functionality.
Connecting the Keyboard:
- Locate an available USB-A port on your computer (PC, Mac, Laptop, Chromebook, etc.).
- Plug the USB cable from the E-YOOSO K-600 keyboard into the USB-A port.
- The operating system will automatically detect and install the necessary drivers. The keyboard will be ready for use shortly.
Compatibility:
The K-600 keyboard is compatible with a wide range of operating systems and devices, including:
- Windows 11, 10, 8.1, 8, 7, XP, Vista
- Linux
- Chromebook
- Mac OS
- Surface
- Any device with USB ports (Computer, Desktop, MacBook, etc.)

Figure 3.1: Universal Compatibility
4. Operation
Basic Usage:
Once connected, the keyboard functions as a standard QWERTY layout keyboard. Simply begin typing or using the keys as you would with any other keyboard.
Multimedia Functions (Fn Keys):
The E-YOOSO K-600 includes 12 multimedia functions accessible by pressing the Fn key in combination with the F1 through F12 keys. Refer to the keycap legends for specific functions.

Figure 4.1: Multimedia Functions
Backlighting Control:
The keyboard features dynamic RGB backlighting with multiple modes and adjustable brightness.
- Change Lighting Mode: Press Fn + Insert to cycle through the 9 available lighting modes.
- Adjust Lighting Brightness: Press Fn + ↑ (Up Arrow) to increase brightness, and Fn + ↓ (Down Arrow) to decrease brightness.
- Adjust Lighting Speed: Press Fn + ← (Left Arrow) to decrease speed, and Fn + → (Right Arrow) to increase speed.

Figure 4.2: Lighting Mode Customization
Anti-Ghosting:
The K-600 features full N-key rollover (NKRO) anti-ghosting, meaning every key press is registered independently, preventing missed inputs even when multiple keys are pressed simultaneously. This is particularly beneficial for fast-paced gaming and typing.

Figure 4.3: Full Key Anti-Ghosting
Windows Key Lock:
To prevent accidental interruptions during gaming or critical tasks, you can lock the Windows key. Press Fn + Win Key to toggle the Windows key lock on or off.

Figure 4.4: Win Lock Function
5. Maintenance
Proper care and maintenance will extend the life of your E-YOOSO K-600 keyboard.
Cleaning:
- Disconnect the keyboard from your computer before cleaning.
- Use a soft, lint-free cloth slightly dampened with water or a mild cleaning solution to wipe the keycaps and keyboard surface.
- For dust and debris between keycaps, use compressed air or a small brush.
- Avoid using harsh chemicals, abrasive cleaners, or excessive moisture, as these can damage the keyboard.
General Care:
- Avoid spilling liquids on the keyboard.
- Do not expose the keyboard to extreme temperatures or direct sunlight.
- Do not attempt to disassemble the keyboard, as this may void the warranty.
6. Troubleshooting
If you encounter issues with your E-YOOSO K-600 keyboard, please refer to the following common solutions:
- Keyboard not responding:
- Ensure the USB cable is securely connected to both the keyboard and the computer.
- Try plugging the keyboard into a different USB port on your computer.
- Restart your computer.
- Backlighting not working or stuck:
- Ensure the keyboard is properly connected.
- Try cycling through lighting modes using Fn + Insert.
- Adjust brightness using Fn + ↑ / ↓.
- Keys not registering or ghosting:
- This keyboard features anti-ghosting. If you experience issues, ensure the keyboard is clean and free of debris.
- Test the keyboard on another computer to rule out a system-specific issue.
- Windows key is disabled:
- Press Fn + Win Key to toggle the Windows key lock.
If the problem persists after trying these steps, please contact E-YOOSO customer support for further assistance.
7. Specifications
| Feature | Specification |
|---|---|
| Model Number | K-600 |
| Connectivity | Wired (USB-A) |
| Switch Type | OUTEMU Red Switches (Linear) |
| Keycaps | Electroplated Punk Round Keycaps |
| Backlighting | RGB (9 modes, customizable) |
| Anti-Ghosting | Full Keys Anti-Ghosting (NKRO) |
| Ergonomics | 7-degree tilt |
| Dimensions | 17.6 x 6.73 x 1.73 inches |
| Item Weight | 2.03 pounds |
| Compatible OS | Windows, Mac OS, Linux, Chromebook |
8. Warranty and Support
E-YOOSO products are manufactured to high-quality standards. For information regarding warranty coverage, technical support, or service inquiries, please refer to the warranty card included with your product or visit the official E-YOOSO website. Please retain your proof of purchase for warranty claims.





