Уводзіны
This manual provides detailed instructions for the Keychron K3 Version 2 Ultra-Slim Mechanical Keyboard. Please read this manual thoroughly before using the keyboard to ensure proper setup and operation. The Keychron K3 is a compact 75% layout ultra-slim wireless mechanical keyboard designed for productivity and a tactile typing experience.

Image: Keychron K3 keyboard integrated into a multi-device workspace.
Настройка
Змест пакета
- 1 x Fully Assembled Keychron K3 Keyboard
- 1 x USB-A to USB Type-C Cable
- 1 х здымнік каўпачкоў
- Extra keycaps for Windows and Mac operating systems
Рэжымы падлучэння
The Keychron K3 supports both wireless Bluetooth 5.1 and wired USB Type-C connections.

Image: Visual guide for connecting the Keychron K3 via USB or Bluetooth.
Злучэнне Bluetooth:
- Locate the mode switch on the side of the keyboard. Slide the switch to the Bluetooth становішча.
- Утрымлівайце fn+1 keys simultaneously until the Bluetooth indicator light flashes repeatedly, indicating pairing mode.
- On your device (laptop, PC, tablet, or phone), enable Bluetooth, search for "Keychron K3", and connect.
- The keyboard can connect to up to 3 devices. Use fn+1, fn+2, або fn+3 для пераключэння паміж спалучанымі прыладамі.
Note: Keep the distance between the keyboard and the device within reasonable limits to minimize signal interference.
Правадное злучэнне:
- Locate the mode switch on the side of the keyboard. Slide the switch to the Кабель становішча.
- Connect the provided USB Type-C cable from the keyboard to your computer's USB port.
- The keyboard will be recognized automatically as a plug-and-play device.
Сумяшчальнасць аперацыйнай сістэмы
The Keychron K3 is compatible with both Mac and Windows operating systems. It includes extra keycaps for both systems.

Image: Side switches for selecting operating system layout and connection type.
Use the dedicated switch on the side of the keyboard to select between Win/Android і Mac/iOS layouts. Ensure the correct layout is selected for optimal functionality.
If the keyboard layout does not match your device exactly, consider updating the keyboard's firmware from the official Keychron webсайт.
Аперацыя
Вопыт набору тэксту
The Keychron K3 features low-profile Keychron mechanical switches (Red Switch variant) which are 40% slimmer than conventional switches. This design results in a shorter pre-travel and total travel distance, allowing for faster input and feedback.

Image: Low-profile ABS keycaps on the Keychron K3.
Кіраванне падсветкай
The keyboard is equipped with a white LED backlight. You can adjust the brightness and switch between various lighting effects using the dedicated function keys.

Image: White LED backlighting illuminates the keys and low-profile red mechanical switches.
- Прэса Fn + F5 каб паменшыць яркасць падсветкі.
- Прэса Fn + F6 каб павялічыць яркасць падсветкі.
- Прэса Fn + F4 to cycle through different backlight effects.
мультымедыйныя клавішы
The K3 includes all necessary Mac multimedia keys and is also compatible with Windows multimedia functions. These keys are typically accessed by pressing the Fn key in combination with the top row function keys (F1-F12).
- Fn + F1Зменшыць яркасць экрана
- Fn + F2Павялічыць яркасць экрана
- Fn + F7: Папярэдні трэк
- Fn + F8: Прайграванне/Паўза
- Fn + F9: Наступны трэк
- Fn + F10: Прыглушыць
- Fn + F11: Паменшыць гучнасць
- Fn + F12: Павялічыць гучнасць
Тэхнічнае абслугоўванне
Чыстка клавіятуры
To maintain optimal performance and appearance, regularly clean your Keychron K3 keyboard.
- Клавішы: Use the provided keycap puller to carefully remove keycaps. Clean them with a soft, damp cloth and mild soap if necessary. Ensure they are completely dry before reattaching.
- Корпус клавіятуры: Wipe the aluminum body and plastic bottom frame with a soft, lint-free cloth. For stubborn dirt, a slightly damp можна выкарыстоўваць тканіну. Пазбягайце празмернай вільготнасці.
- Пераключальнікі: Use compressed air to remove dust and debris from around and under the switches.
Інфармацыя аб батарэі
The Keychron K3 is powered by a rechargeable battery. The battery life can last up to 34 hours on the lowest brightness setting.
- Зарадка: Connect the keyboard to a power source using the USB Type-C cable. The charging indicator light will show the charging status.
- Захаванне батарэі: To prolong battery life, turn off the backlight when not needed and switch the keyboard to wired mode when possible.
Ліквідацыю непаладак
Праблемы з падключэннем
- Bluetooth не падключаецца:
- Ensure the keyboard's mode switch is set to Bluetooth.
- Verify the keyboard is in pairing mode (Fn + 1/2/3 міргае).
- Праверце налады Bluetooth вашай прылады і пераканайцеся, што яна бачная.
- Try forgetting the device on your computer and re-pairing.
- Ensure the keyboard battery is charged.
- Правадное злучэнне не працуе:
- Ensure the keyboard's mode switch is set to Кабель.
- Паспрабуйце іншы порт USB на вашым кампутары.
- Test with a different USB Type-C cable.
Клавішы не рэагуюць
- Ensure the keyboard is properly connected (Bluetooth or wired).
- Check if the correct operating system layout is selected (Mac/iOS or Win/Android).
- Restart the keyboard by cycling the power switch off and on.
- If specific keys are not working, try removing the keycap and clearing any debris around the switch.
Праблемы з падсветкай
- Ensure the backlight is not turned off or set to the lowest brightness. Use Fn + F6 каб павялічыць яркасць.
- If the backlight is inconsistent, ensure the keyboard battery is sufficiently charged.
Тэхнічныя характарыстыкі

Image: Keychron K3 75% compact layout with dimensions.

Image: Ultra-slim body design and low-profile switch comparison.

Image: Detailed specifications for the Keychron Low Profile Mechanical Red Switch.
| Асаблівасць | Дэталь |
|---|---|
| Марка | Кейхрон |
| Нумар мадэлі | K3A1 |
| Тэхналогія падлучэння | Bluetooth 5.1, USB Type-C wired |
| Колькасць ключоў | 84 |
| Тып перамыкача | Нізкі Profile Gateron Mechanical - Red |
| Падсвятленне | Белы святлодыёд |
| Сумяшчальныя прылады | Ноўтбук, ПК, смартфон, планшэт |
| Сумяшчальная АС | MacOS, Windows |
| Памеры прадукту (Д х Ш х У) | 12.05" x 4.57" x 0.83" |
| Вага прадмета | 500 грам |
| Матэрыял корпуса | Акрыланітрыл-бутадыен-стырол, алюміній |
| Battery Life (lowest brightness) | Да 34 гадзін |
Гарантыя і падтрымка
Інфармацыя аб гарантыі
The Keychron K3 Version 2 keyboard comes with a 1-гадовая абмежаваная гарантыя ад вытворцы. Гэтая гарантыя распаўсюджваецца на дэфекты матэрыялаў і вырабу пры нармальным выкарыстанні. Калі ласка, захавайце пацвярджэнне пакупкі для прэтэнзій па гарантыі.
For detailed warranty terms and conditions, please refer to the official Keychron webсайт або звярніцеся ў службу падтрымкі кліентаў.
Падтрымка кліентаў
For further assistance, technical support, or warranty inquiries, please visit the official Keychron webсайт:
You may also find helpful resources, FAQs, and firmware updates on their support pages.