1. Introduction
The IROK ND75 is a high-performance 75% layout mechanical keyboard designed for both gaming and office use. It features advanced magnetic switches, vibrant RGB lighting, and hot-swappable key functionality, offering a customizable and responsive typing experience. This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your ND75 keyboard.
Product Overview: A brief video showcasing the IROK ND75 keyboard's features and design.

Image: The IROK ND75 keyboard showcasing its 75% layout with 81 keys, designed to save approximately 110mm of desktop space compared to full-size keyboards.
2. Setup Guide
2.1 Package Contents
- IROK ND75 Mechanical Keyboard
- USB-C Cable
- User Manual (this document)
2.2 Connecting Your Keyboard
- Locate the USB-C port on the back of your IROK ND75 keyboard.
- Connect one end of the provided USB-C cable to the keyboard.
- Connect the other end of the USB-C cable to an available USB port on your computer.
- The keyboard will automatically be recognized by your operating system.
2.3 System Compatibility
The IROK ND75 keyboard is compatible with a wide range of operating systems:
- Windows
- MacOS
- iOS
- Android

Image: The IROK ND75 keyboard demonstrating compatibility with both Windows and Mac operating systems. Use FN+P to switch to Mac mode and FN+O to switch back to Windows mode.
2.4 Driver Installation
For advanced customization and full functionality, it is recommended to install the exclusive driver software. The driver allows for key macro programming, DKS dynamic key adjustments, and other functions.
- Download the latest driver from the official website: WWW.IORK.CN
- Follow the on-screen instructions to install the software.

Image: Screenshot of the IROK ND75 exclusive driver software interface, showing options for magnetic transmission settings and key adjustments.
3. Operating Instructions
3.1 Basic Usage
Once connected, the keyboard is ready for immediate use. The 75% layout provides a compact design while retaining essential keys for productivity and gaming.
3.2 RGB Lighting Effects
The IROK ND75 features full-color RGB lighting with preset effects. You can cycle through various lighting modes and customize them using the driver software.

Image: The IROK ND75 keyboard displaying its full-color RGB lighting effects, which can be customized via software.
3.3 DKS Dynamic Key Stroke & Quick Trigger/Reset
The magnetic switches utilize Hall effect trigger technology, allowing for quick and accurate key actuation. The DKS (Dynamic Key Stroke) function enables advanced customization:
- Quick Trigger/Reset: This feature allows for rapid key presses and resets, crucial for fast-paced gaming.
- Emergency Stop: Configure a single key to perform multiple actions. For example, in FPS games, pressing 'W' can trigger 'W' movement, and lifting 'S' can achieve a faster emergency stop. This is configured via the driver software.

Image: Software interface for setting up DKS dynamic key stroke functions, including the 'One key to set easy emergency stop' feature.
3.4 Key Travel Adjustment
The trigger key travel can be adjusted across 40 sections, ranging from 0.1mm to 4.0mm, allowing for precise control over actuation points. This customization is performed using the exclusive driver software.

Image: Software interface demonstrating the 'Key Process Custom Random Trigger' feature, allowing for 0.1mm accuracy in key travel adjustment within the 0.1mm-4.0mm range.
3.5 Custom Key Functions
The driver software allows you to customize individual keys to match the specific needs of different games or applications, enhancing your overall experience.

Image: Illustrates the concept of 'Custom Keys' to match the specific needs of different games, enabled by the keyboard's software.
4. Maintenance
4.1 Hot-Swappable Switches
The IROK ND75 features full-key hot-swappable magnetic switches. This allows you to easily replace individual switches without soldering, enabling customization or replacement of faulty switches. It is compatible with suitable magnetic shaft bodies, such as Jiadalong magnetic jade shafts.

Image: Close-up view of the IROK ND75 keyboard demonstrating the 'Full Key Hot Plug' feature, with several keycaps and switches removed to show the hot-swappable sockets.
4.2 Cleaning Your Keyboard
- 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 down the keycaps and chassis.
- For deeper cleaning, you can carefully remove keycaps (using a keycap puller, if available) and use compressed air to clear debris from underneath.
- Avoid spraying liquids directly onto the keyboard.
5. Troubleshooting
5.1 Keyboard Not Responding
- Ensure the USB-C cable is securely connected to both the keyboard and your computer.
- Try connecting the keyboard to a different USB port on your computer.
- Test the keyboard on another computer to rule out system-specific issues.
- Restart your computer.
5.2 RGB Lighting Not Working
- Check the keyboard's lighting settings using the driver software.
- Ensure no software conflicts are preventing the lighting from functioning.
- Try resetting the keyboard to factory defaults (refer to driver software for this option).
5.3 Keys Not Registering or Double-Typing
- This could indicate a faulty switch. Utilize the hot-swappable feature to replace the affected switch.
- Ensure the switch is properly seated in its socket.
- Clean any debris from around the switch.
6. Specifications
| Feature | Description |
|---|---|
| Product Name | ND75 |
| Keyboard Type | Electric Magnetic Axis Mechanical Keyboard |
| Layout | 75% (81 Keys) |
| Switches | Jiadalong Second Generation Magnetic Shaft (Gateron Magnetic) |
| Switch Full Stroke | 4.1 ± 0.2mm |
| Switch Trigger Force | 30 ± 10gf |
| Switch Life | 0.15 billion times |
| Polling Rate | 8000Hz |
| Key Travel Adjustment | 0.1mm - 4.0mm (40 sections) |
| Keycup Material | ABS Plastic |
| Keycup Printing | Dye-sublimation |
| Backlight | Full-color RGB (16.8 million colors) |
| Interface Type | Wired USB-C |
| Compatibility | Windows, MacOS, iOS, Android |
| Dimensions | Approx. 330mm (W) x 150mm (D) x 18mm (Front Height) |
| Net Weight | Approx. 750g |
| Special Features | Full Key Hot Plug, Full Key No Impact, DKS Dynamic Key, Aluminum Alloy Positioning Plate, Triple Sound Optimization System |

Image: Detailed product parameters including dimensions (330mm x 150mm x 18mm), net weight (750g), 75% distribution, and 81 keys.

Image: Diagram illustrating the components of the Jataron magnetic shaft, along with its specifications: Full stroke 4.1±0.2mm, Trigger force 30±10gf, and a life expectancy of 0.15 billion times.

Image: Exploded view of the keyboard layers, detailing the 'Triple Sound Optimization System' components: Key cap, Upper cover, Jatalon second generation magnetic shaft, Aluminum alloy positioning plate, Poron sandwich cotton, IXPE shaft underpad, PCB, bottom cotton, and bottom shell.

Image: Highlights the keyboard's 8000Hz polling rate, indicating it is 8 times faster than conventional keyboards, providing 8000 data reports per second and less than 0.125ms delay.

Image: Close-up of the aluminum alloy positioning plate, emphasizing its role in providing hard support and ensuring trigger accuracy without deformation.

Image: Shows additional details including key line separation (USB-C port), double segment foot support for adjustable typing angles, an RGB streamer indicator, and a metal nameplate.
7. User Tips
- Experiment with Key Travel: Utilize the 40-section key travel adjustment in the software to find your optimal actuation point for different games or typing tasks. A shorter travel might be better for fast-paced gaming, while a longer travel could reduce accidental presses for typing.
- Customize DKS: Take advantage of the DKS dynamic key stroke function for competitive gaming. Setting up quick trigger and emergency stop actions can significantly improve reaction times.
- Driver Updates: Regularly check the official IROK website (WWW.IORK.CN) for driver and firmware updates to ensure optimal performance and access to new features.
- Backup Profiles: If you create custom key bindings or lighting profiles, remember to save and back them up within the driver software.
8. Warranty & Support
8.1 Warranty Information
The IROK ND75 Mechanical Keyboard comes with a 12-month warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. Please retain your proof of purchase for warranty claims.
8.2 Technical Support
For technical assistance, troubleshooting, or driver-related inquiries, please visit the official IROK website or contact their customer support channels. The driver download address is WWW.IORK.CN.




