
Image: The Keychron K5 SE Hot-swappable Wireless Mechanical Keyboard, showcasing its full-size layout.
1. Įvadas
The Keychron K5 SE is an ultra-slim, full-size 104-key wireless mechanical keyboard designed for both Mac and Windows operating systems. It features hot-swappable low-profile Gateron mechanical switches, white LED backlighting, and versatile connectivity options including Bluetooth 5.1 and USB Type-C wired mode. This manual provides essential information for setting up, operating, and maintaining your keyboard to ensure optimal performance and user experience.
2. Pakuotės turinys
Upon unboxing your Keychron K5 SE keyboard, please verify that all the following items are included:
- Keychron K5 SE Mechanical Keyboard
- USB tipo C į A tipo USB laidas
- Klaviatūros traukimo įrankis
- Jungiklio ištraukimo įrankis
- Additional Keycaps for Mac and Windows operating systems
- Vartotojo vadovas (šis dokumentas)
3. Sąrankos vadovas
3.1 Connectivity Modes (Bluetooth / Wired)
The K5 SE offers flexible connectivity, supporting both wireless Bluetooth 5.1 and wired USB Type-C connections to suit various setups.

Image: The Keychron K5 SE keyboard on a desk, demonstrating its ability to connect wirelessly via Bluetooth or through a wired USB-C connection, shown alongside a computer setup.
- Laidinis režimas:
Connect the provided USB Type-C cable from the keyboard's port to an available USB port on your computer. Ensure the "Wireless/Wired" toggle switch, located on the side of the keyboard, is set to the "Cable" position.
- „Bluetooth“ režimas:
- Set the "Wireless/Wired" toggle switch on the side of the keyboard to "Bluetooth".
- To initiate pairing, press and hold the fn+1 key combination for approximately 4 seconds. The keyboard's backlight will begin to flash rapidly, indicating it is in pairing mode.
- On your host device (computer, smartphone, or tablet), navigate to the Bluetooth settings and search for available devices. Select "Keychron K5 SE" from the list.
- Once successfully connected, the keyboard's backlight will stop flashing and remain steadily lit.
- The K5 SE can store up to three Bluetooth device profiles. To pair additional devices, repeat the process using fn+2 ir fn+3.
- To switch between paired devices, briefly press fn+1, fn+2, arba fn+3.
3.2 Operating System Switch (Mac / Windows)
The keyboard features a dedicated toggle switch to optimize key functions and layout for either macOS/iOS or Windows/Android operating systems.

Image: The Keychron K5 SE keyboard positioned below two monitors, one displaying macOS and the other Windows, highlighting its dual operating system compatibility.
- Locate the "Win/Android Mac/iOS" toggle switch on the side of the keyboard.
- For Apple devices (Mac, iPad, iPhone), set the switch to the "Mac/iOS" position.
- For Windows or Android devices, set the switch to the "Win/Android" position.
3.3 Klaviatūros įkrovimas
When the keyboard's battery level is low, the dedicated indicator light will flash red. To charge, connect the provided USB Type-C cable to the keyboard and a power source, such as a computer's USB port or a USB wall adapter. The indicator light will turn green once the keyboard is fully charged.
4. Naudojimo instrukcijos
4.1 Foninio apšvietimo valdymas
The K5 SE features a white LED backlight with various effects and brightness levels to enhance your typing experience.

Image: A close-up of the Keychron K5 SE keyboard with its white LED backlight active, illuminating the keycaps for visibility in low-light conditions.
- Paspauskite light bulb key (often located on the F5 key or a dedicated key) to cycle through different backlight effects.
- To adjust backlight brightness, use the key combinations Fn + F5 (sumažinkite ryškumą) ir Fn + F6 (padidinti ryškumą).
4.2 Multimedijos ir funkciniai klavišai
The keyboard includes a full set of multimedia and function keys. The behavior of the F1-F12 keys can be toggled between standard function keys and multimedia controls using the Fn raktas.
- F1-F12: By default, these keys perform multimedia functions on Mac (e.g., screen brightness, Mission Control, media playback, volume control) and standard F-key functions on Windows.
- Fn + F-keys: Paspaudus Fn key in combination with an F-key will activate its secondary function. For example, on Mac, Fn + F1 might activate the standard F1 function, while on Windows, Fn + F11 might decrease volume.
- Dedikuoti raktai: The keyboard also features dedicated keys for specific functions such as Screenshot, Siri (or Cortana on Windows), and Screen Lock, enhancing productivity.
4.3 Karštuoju būdu keičiami jungikliai
The Keychron K5 SE is equipped with hot-swappable low-profile Gateron mechanical switches, allowing you to easily change switches without soldering to customize your typing feel or replace faulty switches.

Paveikslėlis: detalus view of the Keychron K5 SE keyboard's hot-swappable switch sockets, with several keycaps and switches removed to illustrate the ease of customization.
- Nuimti klaviatūros dangtelį: Use the provided keycap puller tool to gently lift and remove the desired keycap straight upwards.
- Nuimkite jungiklį: Use the provided switch puller tool to carefully grip the switch from its top and bottom clips. Pull the switch straight up from the PCB.
- Įdiekite naują jungiklį: Align the two metal pins on the bottom of the new switch with the corresponding holes on the keyboard's PCB. Gently but firmly press the switch down until it clicks securely into place. Ensure the pins are not bent during insertion.
- Pritvirtinkite klaviatūros dangtelį: Uždėkite klavišo dangtelį atgal ant naujo jungiklio koto.
4.4 reguliuojamos pėdos
The keyboard is designed with two-level adjustable feet, allowing you to customize the typing angle for improved ergonomics and comfort.

Image: The Keychron K5 SE keyboard viewed from the front, with its adjustable feet deployed to elevate the rear, providing an angled typing surface.
Simply flip out the integrated feet on the underside of the keyboard to select your preferred typing angle (options typically include a flat position, a lower angle, and a higher angle, such as 6° or 9°).
5. Priežiūra
Proper maintenance ensures the longevity and optimal performance of your Keychron K5 SE keyboard.
5.1 Valymas
- Klaviatūros dangteliai: For thorough cleaning, use the provided keycap puller to remove the keycaps. They can be cleaned with a mild soap solution and a soft cloth. Ensure keycaps are completely dry before reattaching them to prevent damage to the switches.
- Klaviatūros korpusas: Wipe the keyboard's aluminum frame and plastic base with a soft, lint-free cloth. If necessary, slightly dampen the cloth with water or a gentle, non-abrasive cleaning solution. Avoid spraying liquids directly onto the keyboard.
- Tarp raktų: Use compressed air to dislodge and remove dust, crumbs, and other debris that may accumulate between the keys and switches.
5.2 Jungiklio ir klaviatūros dangtelio keitimas
Thanks to its hot-swappable design, individual switches and keycaps can be easily replaced. Refer to Section 4.3, "Hot-Swappable Switches," for detailed instructions on how to safely remove and install switches. When replacing, ensure you use compatible low-profile Gateron mechanical switches and keycaps to maintain functionality and fit.
6. Problemų sprendimas
This section addresses common issues you might encounter with your Keychron K5 SE keyboard.
- Klaviatūra neprisijungia per „Bluetooth“:
- Verify that the "Wireless/Wired" toggle switch on the keyboard's side is set to "Bluetooth".
- Ensure the keyboard has sufficient battery charge. Connect it via USB-C cable to charge if needed.
- Re-enter Bluetooth pairing mode by pressing and holding fn+1 (arba fn+2 / fn+3 for other profiles) for 4 seconds until the backlight flashes.
- On your device, remove any existing "Keychron K5 SE" entries from your Bluetooth device list and attempt to pair again.
- Test the keyboard's functionality by connecting it in wired mode using the USB Type-C cable to rule out a hardware issue.
- Keys not responding or experiencing double-typing:
- Confirm the keyboard is fully charged or operating reliably in wired mode.
- If a specific key is consistently problematic, utilize the hot-swappable feature to replace its switch. You can temporarily swap it with a switch from a less frequently used key (e.g., Num Lock) to determine if the issue lies with the switch itself or the keyboard's PCB.
- Clean around the affected key to ensure no debris is obstructing the switch mechanism.
- Backlight not working or appears dim:
- Check the keyboard's battery level; low battery can affect backlight performance.
- Adjust the backlight brightness using the key combinations Fn + F5 (sumažėjimas) ir Fn + F6 (padidėjimas).
- Cycle through different backlight effects by pressing the dedicated light bulb key to ensure it's not set to an 'off' or minimal effect.
- Incorrect key functions (Mac/Windows layout issues):
- Verify that the "Win/Android Mac/iOS" toggle switch on the side of the keyboard is correctly set for your operating system.
7. Specifikacijos
Detailed technical specifications for the Keychron K5 SE Hot-swappable Wireless Mechanical Keyboard:
| Funkcija | Detalė |
|---|---|
| Modelio numeris | K5SE-G3 |
| Raktų skaičius | 104 klavišai (pilno dydžio) |
| Jungiklio tipas | „Low Pro“file Gateron Mechanical (Hot-swappable) |
| Foninio apšvietimo tipas | Baltas LED |
| Ryšys | „Bluetooth 5.1“, USB C tipo (laidinis) |
| Suderinamos operacinės sistemos | „Mac“, „Windows“, „Android“, „iOS“ |
| Rėmo medžiaga | Aliuminis |
| Gaminio matmenys | 17.72 x 6.3 x 1.57 colio (45 x 16 x 4 cm) |
| Prekės svoris | 2.25 svaro (1.02 kg) |
| Baterijos tipas | Ličio polimeras (reikalingas 1) |
| Pasiekiama pirmoji data | 6 m. rugsėjo 2022 d |
8. Garantija ir palaikymas
Keychron products are typically covered by a manufacturer's warranty. For precise details regarding the warranty period, terms, and conditions applicable to your Keychron K5 SE keyboard, please consult the warranty information provided with your product packaging or visit the official Keychron websvetainę.
For technical assistance, advanced troubleshooting not covered in this manual, or to initiate a warranty claim, please contact Keychron customer support directly. Their official support channels can be found on their websvetainę.
Additional resources and product information may also be available on the „Keychron“ parduotuvė „Amazon“ platformoje.





