1. Introduction
Thank you for choosing the DSI Left Handed Mechanical Keyboard. This manual provides essential information for setting up, operating, and maintaining your new keyboard. Designed specifically for left-handed users, this keyboard features durable Cherry MX Red mechanical switches and an ergonomic layout to enhance your typing experience.

Figure 1: Top-down view of the DSI Left Handed Mechanical Keyboard.
2. Setup
Follow these steps to connect your DSI Left Handed Mechanical Keyboard to your computer:
- Unpack the Keyboard: Carefully remove the keyboard and any accessories from its packaging.
- Connect the USB Cable: Locate the USB cable attached to the keyboard. Insert the USB connector into an available USB port on your PC, laptop, or gaming console.
- Optional PS/2 Connection: If your system requires a PS/2 connection, use the included USB to PS/2 adapter. Connect the keyboard's USB cable to the adapter, then plug the adapter into the appropriate PS/2 port on your computer.
- Driver Installation: The keyboard is plug-and-play. Your operating system should automatically detect and install the necessary drivers. No additional software installation is typically required.
- Verify Connection: Once connected, test the keyboard by typing. The keyboard should be immediately functional.

Figure 2: Connecting the DSI Left Handed Mechanical Keyboard via USB.
3. Operating Instructions
The DSI Left Handed Mechanical Keyboard is designed for intuitive use with its unique ergonomic layout.
3.1. Left-Handed Numpad
A primary feature of this keyboard is its left-sided numeric keypad. This design allows left-handed users to efficiently input numerical data without repositioning their right hand from the mouse, promoting a more comfortable and productive workflow.

Figure 3: Detailed view of the left-handed numeric keypad.
3.2. Cherry MX Red Mechanical Switches
The keyboard is equipped with Cherry MX Red mechanical switches. These switches are known for their linear feel, meaning the keypress is smooth from top to bottom without a tactile bump or audible click. They require minimal actuation force, making them ideal for fast typing and gaming, and are rated for 20 million keystrokes for long-lasting performance.
3.3. Standard 104-Key Layout
Despite the relocated numpad, the keyboard maintains a standard 104-key layout, ensuring familiarity and ease of use for most users. All essential keys, including function keys, arrow keys, and alphanumeric keys, are present and logically arranged.
3.4. Compatibility
The DSI Left Handed Mechanical Keyboard is compatible with a wide range of devices, including:
- Personal Computers (PCs)
- Laptops
- Gaming Consoles
4. Maintenance
Proper maintenance will ensure the longevity and optimal performance of your keyboard.
- Regular Cleaning: Use a can of compressed air to remove dust and debris from between the keycaps. For surface cleaning, gently wipe the keyboard with a soft, damp cloth. Avoid using harsh chemicals or abrasive materials.
- Keycap Removal (Optional): If deeper cleaning is required, keycaps can be carefully removed using a keycap puller (not included). Be gentle to avoid damaging the switches.
- Avoid Liquid Spills: Keep liquids away from the keyboard to prevent damage to the internal components. In case of a spill, immediately disconnect the keyboard and allow it to dry completely before reconnecting.
5. Troubleshooting
If you encounter issues with your 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.
- If using a USB to PS/2 adapter, ensure it is correctly connected and try a different PS/2 port if available.
- Restart your computer.
- Specific Keys Not Working:
- Check for any physical obstructions or debris under the non-responsive keycap.
- Gently remove and re-seat the keycap to ensure it is properly aligned with the switch.
- Unexpected Behavior:
- Ensure your operating system is up to date.
- If the issue persists, try connecting the keyboard to another computer to determine if the problem lies with the keyboard or the original system.
6. Specifications
| Feature | Detail |
|---|---|
| Model Number | KB-DCK-LH104-V2 |
| Brand | DSI |
| Product Dimensions | 18.4 x 6.4 x 1.5 inches |
| Item Weight | 2 pounds |
| Connectivity Technology | USB1.1 or above |
| Keyboard Description | Ergonomic |
| Special Feature | Ergonomic, Left-Handed Numpad |
| Key Switch Type | Cherry MX Red Mechanical |
| Key Life Cycle | 20 million keystrokes |
| Compatible Devices | PC, Laptop, Gaming Console |
| Color | Black |
| Manufacturer | ACP |
7. Warranty and Support
For warranty information or to request a Return Merchandise Authorization (RMA), please contact our support team:
- Email: Please refer to your purchase documentation for the appropriate email address.
- Phone: 1-877-548-7003
Our customer service representatives are available to assist you with any product-related inquiries or issues.