1. Introduction
Thank you for choosing the LINQ CS3000 Wireless Keyboard and Mouse Kit. This compact and slim wireless set is designed for convenience and efficiency, offering a reliable connection for various operating systems. This manual provides essential information for setting up, operating, and maintaining your new wireless peripherals.
2. Package Contents
- 1 x LINQ CS3000 Wireless Keyboard
- 1 x LINQ Wireless Mouse
- 1 x USB Receiver (typically stored within the mouse battery compartment)
3. Product Overview
Familiarize yourself with the components of your LINQ CS3000 Wireless Keyboard and Mouse Kit.

Figure 3.1: The LINQ CS3000 Wireless Keyboard and Mouse Kit, showcasing the compact silver keyboard with white keys and the matching silver wireless mouse.

Figure 3.2: An angled perspective of the keyboard and mouse, highlighting their slim design and the layout of the 84 keys on the keyboard.

Figure 3.3: A direct top-down view of the keyboard and mouse, illustrating the full key layout and the ergonomic shape of the mouse.

Figure 3.4: A close-up image of the keyboard keys, showing the clear labeling and the compact arrangement of the 84 keys.
4. Setup Instructions
4.1. Battery Installation
Both the keyboard and mouse require AAA batteries for operation.
- For the Keyboard: Locate the battery compartment on the underside of the keyboard. Open the cover and insert two (2) AAA batteries, ensuring correct polarity (+/-). Close the battery compartment cover securely.
- For the Mouse: Locate the battery compartment on the underside of the mouse. Open the cover and insert two (2) AAA batteries, ensuring correct polarity (+/-). The USB receiver is typically stored inside this compartment; remove it before inserting batteries if present. Close the battery compartment cover securely.
4.2. Connecting the USB Receiver
- Ensure your computer is powered on.
- Locate the USB receiver. It is usually stored in the mouse's battery compartment for safekeeping.
- Plug the USB receiver into an available USB port on your computer.
- Your operating system should automatically detect and install the necessary drivers. This process may take a few moments.
4.3. Powering On
After installing batteries and connecting the USB receiver, ensure both the keyboard and mouse are powered on. Some models may have a small ON/OFF switch on their underside. If present, slide the switch to the 'ON' position.
5. Operating Instructions
5.1. Keyboard Usage
- Typing: Use the 84 standard keys for text input.
- Function Keys (F1-F12): These keys may have secondary functions (e.g., media control, volume adjustment) accessible by pressing the 'Fn' key simultaneously with the desired function key. Refer to your operating system's settings for specific key assignments.
5.2. Mouse Usage
- Left Click: Primary selection and activation.
- Right Click: Accesses contextual menus.
- Scroll Wheel: Scrolls through documents and web pages. The scroll wheel may also function as a middle click button.
- Optical Sensor: The mouse uses an optical sensor for precise tracking on most surfaces.
5.3. Wireless Range
The wireless kit operates effectively within a range of up to 10 meters (approximately 33 feet) from the USB receiver. Performance may vary depending on environmental factors and obstructions.
6. Maintenance
6.1. Cleaning
- Keyboard: Use a soft, dry, lint-free cloth to wipe the surface. For stubborn dirt, slightly dampen the cloth with water or a mild cleaning solution. Avoid excessive moisture.
- Mouse: Clean the mouse surface and the optical sensor area with a soft, dry cloth. Ensure no dust or debris obstructs the sensor.
- General: Do not immerse the devices in water or use abrasive cleaners.
6.2. Battery Replacement
Replace batteries when performance degrades or the devices stop responding. Always use fresh AAA batteries and dispose of old batteries responsibly according to local regulations.
6.3. Storage
When not in use for extended periods, it is recommended to remove the batteries from both the keyboard and mouse to prevent leakage. Store the devices in a cool, dry place.
7. Troubleshooting
- Device not responding:
- Check if the batteries are correctly installed and have sufficient charge. Replace if necessary.
- Ensure the USB receiver is securely plugged into a working USB port on your computer. Try a different USB port.
- If the devices have an ON/OFF switch, ensure it is in the 'ON' position.
- Restart your computer.
- Lagging or intermittent connection:
- Move the keyboard and mouse closer to the USB receiver.
- Remove any large metal objects or other electronic devices that might be causing interference between the devices and the receiver.
- Ensure the USB receiver is not plugged into a USB hub or a port that is too close to other wireless devices.
- Specific keys or mouse buttons not working:
- Check for any debris lodged under the keys or buttons.
- Ensure the battery level is adequate.
8. Specifications
| Brand | Linq |
| Model | CS3000 |
| Material | ABS Plastic |
| Interface | USB (for receiver) |
| Wireless Distance | Up to 10 meters |
| Keyboard Keys | 84 keys |
| Keyboard Power | 2 x AAA Batteries (not included) |
| Mouse Power | 2 x AAA Batteries (not included) |
| Operating Voltage | 3V |
| Working Current | 5mA |
| Color | Aluminum with White Keys (Silver/White) |
| Compatible Systems | Windows XP/2000/7/8/10 (32/64 bit), MAC OSX 10.2+, Android 4.0+ (with OTG support) |
| Motion Sensor Technology | Optical (Mouse) |
9. Warranty and Support
For warranty information, please refer to the documentation provided at the time of purchase or contact your retailer. For technical support or further assistance, please visit the official Linq website or contact their customer service department.