Introduction
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your havit KB500L Membrane USB Gaming Keyboard. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.

Figure 1: Front view of the havit KB500L Membrane USB Gaming Keyboard, showcasing its RGB backlighting.
Package Contents
- havit KB500L Membrane USB Gaming Keyboard
- USB Cable (integrated)
- User Manual (this document)
Setup
- Unpacking: Carefully remove the keyboard from its packaging.
- Connection: Locate an available USB port on your computer. Insert the USB connector of the havit KB500L keyboard into the USB port.
- Driver Installation: The keyboard is plug-and-play. Your operating system (Windows, macOS, Linux) should automatically detect and install the necessary drivers. No additional software installation is typically required.
- Placement: Position the keyboard on a stable, flat surface for comfortable use.

Figure 2: The havit KB500L keyboard, illustrating its USB connectivity for easy setup.
Operating Instructions
Basic Keyboard Functions
The havit KB500L functions as a standard QWERTY keyboard for typing and general computer use.
RGB Backlight Control
The keyboard features RGB backlighting. Specific key combinations control the lighting effects:
- Backlight On/Off: Press the Scroll Lock key to toggle the backlight on or off.
- Brightness Adjustment: Use FN + Page Up to increase brightness and FN + Page Down to decrease brightness.
- Mode Switching: The keyboard may have pre-set lighting modes. Refer to the specific key combinations printed on the keyboard (e.g., FN + Scroll Lock or FN + Home) to cycle through different lighting effects.

Figure 3: Angled view of the keyboard, highlighting the customizable RGB backlighting.
Multimedia Functions (FN Keys)
The havit KB500L includes FN multimedia keys for quick access to various functions. To activate these, press and hold the FN key, then press the corresponding F-key.
| Key Combination | Function |
|---|---|
| FN + F1 | Media Player |
| FN + F2 | Volume Down |
| FN + F3 | Volume Up |
| FN + F4 | Mute |
| FN + F5 | Stop |
| FN + F6 | Previous Track |
| FN + F7 | Play/Pause |
| FN + F8 | Next Track |
| FN + F9 | |
| FN + F10 | Web Browser |
| FN + F11 | My Computer |
| FN + F12 | Calculator |
The keyboard also features 26 anti-ghosting keys, allowing multiple key presses to be registered simultaneously, which is beneficial for gaming.
Maintenance
- Cleaning:
- Disconnect the keyboard from your computer before cleaning.
- Use a soft, dry cloth to wipe the surface of the keyboard.
- For stubborn dirt, a slightly damp cloth with mild soap can be used, ensuring no liquid enters the keyboard.
- Use compressed air to remove dust and debris from between the keys.
- Storage: Store the keyboard in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Avoid dropping the keyboard or exposing it to excessive force, which can damage internal components.

Figure 4: A side-angled view of the keyboard, illustrating the keycaps and spacing for effective cleaning.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Keyboard not responding | Loose USB connection, faulty USB port, driver issue. |
|
| Backlight not working | Backlight turned off, software glitch. |
|
| Multimedia keys not functioning | Incorrect key combination, software conflict. |
|
Specifications
| Feature | Detail |
|---|---|
| Brand | havit |
| Model | KB500L |
| Type | Membrane Gaming Keyboard |
| Connectivity | USB Wired |
| Backlight | RGB Backlight |
| Anti-Ghosting | 26 Keys |
| Multimedia Keys | FN + F1-F12 (12 functions) |
| Dimensions (LxWxH) | 45.2 x 16.9 x 3.4 cm |
| Weight | 500 g |
| Color | Black |
| Compatible Operating Systems | Windows, macOS, Linux |
| Included Components | USB Cable (integrated) |

Figure 5: Top-down view of the havit KB500L keyboard, displaying its full layout and key functions.
Warranty and Support
The havit KB500L Membrane USB Gaming Keyboard comes with a 1-year warranty from the date of purchase. This warranty covers manufacturing defects under normal use.
For technical support, warranty claims, or any product-related inquiries, please contact the importer/packer:
Origin Marketing Private Limited121 Raj Ratna Industrial Estate,
Liberty Garden, Malad West,
Mumbai 400064, India
Phone: 022 40224087
Email: service@originmarketing.in
Please retain your proof of purchase for warranty validation.





