1. Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your Generic F87 Pro RGB Mechanical Gaming Keyboard. This keyboard features three connection modes (wired, 2.4G wireless, Bluetooth), full key hot-swapping, a gasket structure for enhanced typing feel, and customizable RGB backlighting.

Image 1.1: The F87 Pro RGB Mechanical Gaming Keyboard, showcasing its compact 87-key layout and RGB lighting.
2. Key Features
- Three-Mode Connectivity: Supports wired (USB-C), 2.4 GHz wireless, and Bluetooth 5.0 connections, allowing connection to up to three devices simultaneously.
- Full Key Hot-Swapping: Easily replace mechanical switches without soldering, enabling customization of typing feel.
- Gasket Mount Structure: Enhances typing comfort and reduces noise by isolating the plate from the case.
- RGB Backlighting: Customizable RGB lighting with various effects and colors.
- 87-Key Layout: A compact tenkeyless (TKL) design, providing a balance between functionality and desk space.
- Durable PBT Keycaps: Two-color PBT keycaps designed for long-term use and comfortable operation.

Image 2.1: Exploded view illustrating the internal layers of the F87 Pro keyboard, including the two-color PBT keycap, upper cover, axosome, silicone gasket, slotted PC positioning plate, PORON cotton, IXPE shaft underpad, PET voice actor pad, single key slotted PCBA board, shaft base cotton, silicone cushion, and bottom casing, contributing to its gasket structure and sound dampening.

Image 2.2: Comparison of the 87-key layout of the F87 Pro keyboard with a standard 108-key layout, highlighting its compact design for increased desk space.
3. Setup
3.1. Package Contents
Verify that all items are present in the package:
- F87 Pro Mechanical Keyboard
- USB-C Cable
- 2.4G Wireless Receiver
- Keycap Puller (if included)
- Switch Puller (if included)
- User Manual (this document)
3.2. Connecting the Keyboard
The F87 Pro keyboard supports three connection modes: Wired, 2.4 GHz Wireless, and Bluetooth.
3.2.1. Wired Connection
- Connect the provided USB-C cable to the keyboard's USB-C port.
- Connect the other end of the USB-C cable to an available USB port on your computer.
- The keyboard will be automatically detected and ready for use.
3.2.2. 2.4 GHz Wireless Connection
- Locate the 2.4G wireless receiver (USB dongle).
- Plug the 2.4G wireless receiver into an available USB port on your computer.
- Ensure the keyboard's mode switch (usually on the back or side) is set to 2.4G wireless mode.
- The keyboard should connect automatically. If not, refer to the troubleshooting section for pairing instructions.
3.2.3. Bluetooth Connection
The keyboard can connect to up to three Bluetooth devices.
- Ensure the keyboard's mode switch is set to Bluetooth mode.
- On the keyboard, press and hold Fn + 1, Fn + 2, or Fn + 3 for 3-5 seconds to enter pairing mode for the desired Bluetooth channel. The indicator light will flash rapidly.
- On your device (computer, smartphone, tablet), open Bluetooth settings and search for new devices.
- Select "F87 Pro" (or similar name) from the list of available devices.
- Once paired, the indicator light on the keyboard will stop flashing and remain solid for a few seconds.
- To switch between paired Bluetooth devices, press Fn + 1, Fn + 2, or Fn + 3 briefly.
4. Operation
4.1. Basic Functions
- Power On/Off: Use the physical switch on the keyboard to turn it on or off.
- Charging: Connect the USB-C cable to charge the keyboard. The indicator light will show charging status. The keyboard features a 4000mAh battery.
4.2. RGB Backlighting Control
The F87 Pro keyboard offers customizable RGB backlighting. Use the following key combinations to control the lighting effects:
- Fn + \ |: Change backlight effect mode.
- Fn + [ { or Fn + ] }: Adjust backlight brightness.
- Fn + ; : or Fn + ' ": Adjust backlight speed.
- Fn + Left Arrow / Right Arrow: Change backlight color (for certain modes).
- Fn + Up Arrow / Down Arrow: Adjust backlight direction (for certain modes).
4.3. Programmable Keys
The F87 Pro keyboard supports programmable keys. Refer to the official software (if available, check manufacturer's website) for detailed instructions on remapping keys and creating macros.
5. Maintenance
5.1. Cleaning the Keyboard
- Disconnect the keyboard from all devices before cleaning.
- Use a soft, lint-free cloth slightly dampened with water or a mild cleaning solution to wipe the keycaps and case.
- For dust and debris between keycaps, use compressed air or a small brush.
- Avoid using harsh chemicals or abrasive materials.
5.2. Replacing Keycaps
The F87 Pro uses standard MX-style keycaps. Use the provided keycap puller to safely remove and replace keycaps.
- Gently place the keycap puller over the keycap you wish to remove.
- Apply even pressure and pull straight up until the keycap detaches from the switch stem.
- To install a new keycap, align it with the switch stem and press down firmly until it clicks into place.

Image 5.1: Illustration of two-color PBT keycaps, highlighting their durable material and design for comfortable long-term use.
5.3. Replacing Switches (Hot-Swappable)
The F87 Pro features hot-swappable switches, allowing you to change them without soldering.
- First, remove the keycap using the keycap puller.
- Use the switch puller to grip the top and bottom clips of the switch.
- Gently pull the switch straight up to remove it from the PCB.
- To install a new switch, ensure its pins are straight. Align the pins with the holes on the PCB and press down firmly until the switch clicks into place. Do not force the switch if it doesn't go in easily; check pin alignment.

Image 5.2: Demonstration of replacing a hot-swappable mechanical switch using a switch puller, illustrating the ease of customization.
6. Troubleshooting
| Problem | Solution |
|---|---|
| Keyboard not responding in wired mode. |
|
| 2.4G wireless connection issues. |
|
| Bluetooth connection fails or disconnects frequently. |
|
| RGB backlighting not working or stuck. |
|
| Keys are not registering or double-typing. |
|
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | F87 Pro Mechanical Keyboard |
| Number of Keys | 87 keys |
| Connection Method | Wired (USB-C), 2.4 GHz Wireless, Bluetooth 5.0 |
| Key Technology | Mechanical Axis (Hot-Swappable) |
| Backlight | RGB |
| Battery Capacity | 4000mAh |
| Product Size | 36.59 x 13.9 x 4.11 cm (14.5 x 5.5 x 1.6 inch) |
| Compatible Devices | Laptop, PC, Smartphone, Tablet |
| Material | Plastic |
| Manufacturer | MC tech |
8. Warranty and Support
For warranty information and technical support, please refer to the documentation included with your purchase or visit the manufacturer's official website. Contact details for customer service are typically provided on the product packaging or the manufacturer's support page.





