Увод
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.
Сетуп
Садржај пакета
- 1 x Fully Assembled Keychron K3 Keyboard
- 1 x USB-A to USB Type-C Cable
- 1 к Извлакач за кључеве
- Extra keycaps for Windows and Mac operating systems
Режими повезивања
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.
Блуетоотх веза:
- Locate the mode switch on the side of the keyboard. Slide the switch to the Блуетоотх положај.
- Држите притиснуто Фн + КСНУМКС 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 Фн + КСНУМКС, Фн + КСНУМКС, или Фн + КСНУМКС за пребацивање између упарених уређаја.
Note: Keep the distance between the keyboard and the device within reasonable limits to minimize signal interference.
Жична веза:
- Locate the mode switch on the side of the keyboard. Slide the switch to the Кабл положај.
- Повежите приложени USB Type-C кабл са тастатуре на USB порт рачунара.
- The keyboard will be recognized automatically as a plug-and-play device.
Компатибилност оперативног система
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 Вин/Андроид и Мац/иОС 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 webсајту.
Операција
Искуство куцања
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.
Контрола позадинског осветљења
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.
- Притисните Фн + Ф5 да бисте смањили јачину позадинског осветљења.
- Притисните Фн + Ф6 да бисте повећали осветљеност позадинског осветљења.
- Притисните Фн + Ф4 to cycle through different backlight effects.
Мултимедијални тастери
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).
- Фн + Ф1: Decrease screen brightness
- Фн + Ф2: Increase screen brightness
- Фн + Ф7: Претходна нумера
- Фн + Ф8: Пусти/пауза
- Фн + Ф9: Следећа нумера
- Фн + Ф10: Муте
- Фн + Ф11: Смањивање јачине звука
- Фн + Ф12: Појачавање звука
Одржавање
Чишћење тастатуре
To maintain optimal performance and appearance, regularly clean your Keychron K3 keyboard.
- Тастери: 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.
- Тело тастатуре: Wipe the aluminum body and plastic bottom frame with a soft, lint-free cloth. For stubborn dirt, a slightly damp cloth can be used. Avoid excessive moisture.
- Прекидачи: Use compressed air to remove dust and debris from around and under the switches.
Информације о батерији
The Keychron K3 is powered by a rechargeable battery. The battery life can last up to 34 hours on the lowest brightness setting.
- Пуњење: Connect the keyboard to a power source using the USB Type-C cable. The charging indicator light will show the charging status.
- Очување батерије: To prolong battery life, turn off the backlight when not needed and switch the keyboard to wired mode when possible.
Решавање проблема
Проблеми са повезивањем
- Блуетоотх се не повезује:
- Ensure the keyboard's mode switch is set to Блуетоотх.
- Verify the keyboard is in pairing mode (Фн + 1/2/3 трепери).
- Проверите подешавања Bluetooth-а на уређају и уверите се да је видљив.
- Try forgetting the device on your computer and re-pairing.
- Уверите се да је батерија тастатуре напуњена.
- Wired connection not working:
- Ensure the keyboard's mode switch is set to Кабл.
- Покушајте са другим УСБ портом на рачунару.
- Test with a different USB Type-C cable.
Тастери не реагују
- 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.
Проблеми са позадинским осветљењем
- Ensure the backlight is not turned off or set to the lowest brightness. Use Фн + Ф6 за повећање осветљености.
- If the backlight is inconsistent, ensure the keyboard battery is sufficiently charged.
Спецификације

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.
| Феатуре | Детаљ |
|---|---|
| Бранд | Кеицхрон |
| Број модела | К3А1 |
| Технологија повезивања | Bluetooth 5.1, USB Type-C wired |
| Број кључева | 84 |
| Тип прекидача | Лов Проfile Gateron Mechanical - Red |
| Позадинско осветљење | Бела ЛЕД |
| Компатибилни уређаји | Лаптоп, рачунар, паметни телефон, таблет |
| Компатибилан ОС | МацОС, Виндовс |
| Димензије производа (Д к Ш к В) | 12.05 cm x 4.57 cm x 0.83 cm |
| Тежина артикла | 500 грама |
| Материјал кућишта | Акрилонитрил Бутадиен Стирен, Алуминијум |
| Battery Life (lowest brightness) | До 34 сати |
Гаранција и подршка
Информације о гаранцији
The Keychron K3 Version 2 keyboard comes with a 1-годишња ограничена гаранција од произвођача. Ова гаранција покрива недостатке у материјалу и изради при нормалној употреби. Молимо вас да сачувате доказ о куповини за потребе подношења захтева за гаранцију.
For detailed warranty terms and conditions, please refer to the official Keychron webсајту или контактирајте њихову корисничку подршку.
Корисничка подршка
For further assistance, technical support, or warranty inquiries, please visit the official Keychron webсајт:
You may also find helpful resources, FAQs, and firmware updates on their support pages.