1. Бүттүview
The Keychron K3 Pro is an ultra-slim 75% layout wireless custom mechanical keyboard, designed for versatility and performance. It features QMK/VIA programmability, allowing extensive customization of key functions and macros. With hot-swappable Gateron low-profile mechanical switches, users can easily modify their typing experience without soldering. The keyboard supports both Bluetooth 5.1 wireless and USB Type-C wired connectivity, making it compatible with macOS, Windows, and Linux operating systems.
2. Пакеттин мазмуну
Upon unboxing your Keychron K3 Pro keyboard, please verify that all the following items are included:
- 1x Fully Assembled Keyboard (including Case, PCB, Keycaps, and Switches)
- 1x Type-A to Type-C кабели
- 1x Которгуч тарткыч
- 1x Баскыч капкагын тарткыч

Image: Contents of the Keychron K3 Pro package, including the keyboard and essential tools.
3. Орнотуу
3.1 Алгачкы заряддоо
Before first use, it is recommended to fully charge the keyboard. Connect the provided USB Type-C cable to the keyboard's USB-C port and the other end to a powered USB port (e.g., computer, wall adapter). The keyboard features a 1550 mAh battery, providing up to 100 hours of usage with the backlight off.
3.2 Байланыш режимдери
The Keychron K3 Pro supports both wireless (Bluetooth) and wired (USB-C) connections.
- Bluetooth режими: To connect wirelessly, ensure the keyboard's mode switch (located on the side) is set to 'Bluetooth'. Press and hold 'Fn + 1' (or 'Fn + 2' / 'Fn + 3') for 4 seconds to enter pairing mode. The indicator light will flash rapidly. On your device (laptop, phone, tablet), search for 'Keychron K3 Pro' in Bluetooth settings and connect. The keyboard can connect to up to 3 devices simultaneously, allowing swift switching between them.
- Зымдуу режим: To use the keyboard in wired mode, set the mode switch to 'Cable'. Connect the USB Type-C cable from the keyboard to your computer. The keyboard will automatically be recognized. Wired mode offers a 1000 Hz polling rate for optimal performance.

Image: The Keychron K3 Pro demonstrating its wireless connectivity with multiple devices.
3.3 Операциялык системанын которгучу
The keyboard includes a switch to toggle between macOS and Windows/Linux layouts. Ensure this switch is set correctly for your operating system to ensure proper function key mapping and modifier key behavior.
4. Баскычтопту иштетүү
4.1 Негизги функциялар
The K3 Pro features a 75% layout, providing essential keys in a compact form factor. Standard alphanumeric keys function as labeled. The top row includes function keys (F1-F12) which can be accessed directly or via the 'Fn' key combination, depending on your operating system switch setting.
4.2 QMK/VIA ыңгайлаштыруу
The Keychron K3 Pro is fully compatible with QMK and VIA software, allowing for extensive customization of key assignments, macros, and lighting effects. To use VIA:
- VIA программасын расмий Keychron сайтынан жүктөп алыңыз website or use the web-based VIA configurator.
- Connect the K3 Pro to your computer via the USB-C cable.
- Open the VIA software. The keyboard should be automatically detected.
- Drag and drop desired key functions or macro commands to remap any key on the keyboard. You can create multiple layers for different profiles (e.g., for gaming, programming, or specific applications).

Image: The VIA software interface, demonstrating the ability to remap keys and create macros.
4.3 Арткы жарык орнотуулары
The K3 Pro features vibrant RGB backlighting with over 22 types of lighting effects. You can cycle through different lighting modes and adjust brightness directly on the keyboard using specific key combinations (refer to the keyboard's quick start guide for exact key combinations, typically involving the 'Fn' key and arrow keys or dedicated lighting keys).

Image: Illuminated switches of the Keychron K3 Pro, showcasing the RGB backlighting.
5. Техникалык тейлөө
5.1 Баскычтын капкагын жана которгучту алмаштыруу
The Keychron K3 Pro features hot-swappable Gateron low-profile mechanical switches, allowing for easy replacement without soldering. This enables customization of typing feel or replacement of faulty switches.
- Которгучтан ачкыч капкагын акырындык менен алып салуу үчүн берилген баскычтоптун капкагын тартуучу каражатты колдонуңуз.
- Use the provided switch puller to carefully grip the switch and pull it straight up from the PCB.
- Align the pins of the new Gateron low-profile mechanical switch with the holes on the PCB and press down firmly until it clicks into place. Ensure pins are not bent.
- Баскыч капкагын кайра жаңы которгучка коюңуз.
Note: The K3 Pro is compatible only with Gateron low-profile mechanical switches. QMK does not support low-profile optical switches.

Image: Demonstrating the hot-swappable feature by removing a switch from the Keychron K3 Pro.
5.2 Тазалоо
Клавиатураңыздын сырткы көрүнүшүн жана иштешин сактоо үчүн:
- Use a soft, lint-free cloth to wipe down the keycaps and frame.
- For deeper cleaning, remove keycaps and use compressed air to clear dust and debris from between the switches.
- Клавиатуранын сыртына зыян келтире турган катаал химиялык заттарды же абразивдик материалдарды колдонуудан алыс болуңуз.
6. Кыйынчылыктарды
If you encounter issues with your Keychron K3 Pro, consider the following common solutions:
- Туташуу маселелери: Ensure the keyboard is in the correct mode (Bluetooth/Cable). For Bluetooth, re-pair the device. For wired, try a different USB port or cable.
- Ачкычтар жооп бербейт: Check if the switch is properly seated. If hot-swappable, try reseating the switch or replacing it with a known working one. Ensure the operating system switch is set correctly.
- Арткы жарык иштебейт: Check brightness settings. Ensure the keyboard is charged.
- QMK/VIA Issues: Ensure the keyboard is connected via USB-C and the VIA software is up-to-date.
For more detailed troubleshooting or persistent issues, please refer to the official Keychron K3 Pro User Manual PDF available online or contact Keychron support.
7. Техникалык шарттар
| Өзгөчөлүк | Деталь |
|---|---|
| Модель номери | cdn2769 |
| Өлчөмдөрү (L x W x Y) | 12.05 x 4.57 x 0.86 дюйм |
| Элемент Салмагы | 1.79 фунт |
| Байланыш | Bluetooth 5.1, USB Type-C |
| Батарея | 1550 мАч литий-ион (кошулган) |
| Добуш берүү көрсөткүчү (зымдуу) | 1000 Гц |
| Добуш берүү ылдамдыгы (зымсыз) | 90 Гц |
| Которгучтар | Hot-swappable Gateron Low-Profile Mechanical (Red Switch variant) |
| Баскыч капкактары | Double-shot PBT, LSA profile |
| Арткы жарыктандыруу | RGB (22+ types) |
| Шайкеш OS | macOS, Windows, Linux |
8. Кепилдик жана колдоо
Keychron products typically come with a manufacturer's warranty covering defects in materials and workmanship. For specific warranty terms and conditions, please refer to the official Keychron webсайтына же сатып алууңуз менен бирге берилген кепилдик маалыматына көңүл буруңуз.
For technical support, product inquiries, or to access additional resources such as firmware updates and detailed user guides, please visit the official Keychron support page or their brand store on Amazon: