1. Introducció
The AJAZZ AK820PRO is a compact 75% layout mechanical keyboard designed for versatility and performance. It features a unique TFT screen, a multi-function knob, five-layer noise reduction padding, hot-swappable switches, and triple-mode connectivity (Bluetooth, 2.4GHz wireless, and wired USB-C). This manual provides detailed instructions for setting up, operating, and maintaining your keyboard.
2. Contingut del paquet
Si us plau, verifiqueu que tots els elements siguin presents al vostre paquet:
- AJAZZ AK820PRO Mechanical Keyboard
- Cable USB-C a USB-A
- Receptor sense fils de 2.4 GHz
- Extractor de tecles
- Manual d'usuari (aquest document)
3. Producte acabatview
The AK820PRO combines a compact 75% layout with advanced features for an enhanced typing and gaming experience. Key features include:
- 75% Layout with Knob & TFT Screen: Efficient design retaining essential keys, complemented by a 0.85-inch TFT color screen for quick access to settings and information.
- Five-Layer Noise-Reducing Pad: Premium internal padding (Poron foam, IXPE switch pads, PET sound enhancement pads, and 2 layer bottom pads) to minimize typing noise and resonance.
- Fine Calibrated Stabilizer and PCB: Features a 1.2mm single-key slotted PCB and precisely tuned stabilizers for enhanced keystroke stability and a quieter typing experience.
- Connectivitat en triple mode: Supports Bluetooth 5.0, 2.4GHz wireless, and wired USB-C connections for broad compatibility.
- Bateria recarregable de 4000 mAh: Provides extended usage time in wireless modes.
- Retroil·luminació RGB orientada al sud: Offers 16.8 million colors with customizable patterns and music rhythm synchronization.
- PCB intercanviable en calent: Compatible with 3/5-pin mechanical switches, allowing for easy switch replacement and customization.

Image: The AJAZZ AK820PRO keyboard in its MOA Green-Red color scheme, showcasing its compact 75% layout, round keycaps, and integrated TFT screen.

Image: An infographic highlighting key features of the AK820PRO, including Hot Swap, Gasket Mount, TFT Screen, Knob Design, 1.2mm Single-key Slotted PCB, 3 Modes, Five-Layer Padding, 4000mAh Battery, and RGB Backlit.
4. Configuració i connexió inicial
Abans del primer ús, es recomana carregar completament el teclat amb el cable USB-C inclòs.
4.1 Càrrega del teclat
Connect the USB-C end of the cable to the keyboard's port and the USB-A end to a power source (e.g., computer USB port, wall adapter). The TFT screen will indicate charging status.
4.2 Connecting via Wired Mode
Simply connect the USB-C cable from the keyboard to your computer. The keyboard will be recognized automatically.
4.3 Connexió mitjançant el mode sense fil de 2.4 GHz
- Locate the 2.4GHz wireless receiver in the package.
- Connecteu el receptor a un port USB disponible de l'ordinador.
- Al teclat, canvieu el selector de mode al mode 2.4G. El teclat s'hauria de connectar automàticament.
4.4 Connexió mitjançant el mode Bluetooth
- On the keyboard, switch the mode selector to Bluetooth mode.
- Mantén premut Fn + Q/W/E/R/T to enter pairing mode for one of the five Bluetooth channels. The TFT screen will show the selected channel.
- On your device (PC, laptop, tablet, smartphone), go to Bluetooth settings and search for new devices.
- Select "AJAZZ AK820PRO" from the list of available devices to pair.
- Once paired, the TFT screen will confirm the connection. You can switch between paired devices by pressing Fn + Q/W/E/R/T.

Image: An illustration showing the 4000mAh rechargeable battery and the three connectivity modes: Bluetooth 5.0, Wireless 2.4GHz, and Wired Type-C, compatible with various devices like laptops, PCs, tablets, and smartphones.
5. Operating the TFT Screen and Knob
The 0.85-inch TFT color screen provides real-time information and allows for quick adjustments. The multi-function knob controls various settings.
5.1 TFT Screen Functions
The screen displays information such as connection mode, battery level, time, and current backlight or screen patterns. You can navigate through different display modes and settings directly on the screen.

Image: A close-up of the 0.85-inch TFT screen on the AK820PRO keyboard, illustrating its ability to display battery level, connection method, date/time, language switch, Win/MAC switch, volume adjustment, and light effect adjustment.
5.2 botó multifunció
The knob provides intuitive control over several features:
- Control de volum: Rotate the knob to adjust system volume. Press the knob to mute/unmute.
- LED Effect Function: Access and change LED lighting effects.
- RGB Hotkey Function: Customize RGB settings.
- Check Function Mode: View mode de funcionament actual.
- Canvi d'idioma: Change the display language on the TFT screen (e.g., Chinese/English).

Image: A close-up of the multi-function knob on the AK820PRO keyboard, detailing its various functions including LED Effect, RGB Hotkey, Volume +/-/Mute, Check Function Mode, and Language Switching.
6. RGB Backlight Customization
The AK820PRO features a vibrant 16.8 million-color RGB backlight with south-facing LEDs for soft, consistent illumination. You can customize lighting patterns and effects.
- Canvia els efectes de la llum de fons: Premeu Fn + | per alternar entre 20 efectes de retroiluminació diferents.
- Mode de ritme musical: The backlight can synchronize with music, creating dynamic lighting effects.
- Personalització del programari: For advanced customization, download the official AJAZZ software from the manufacturer's website. This software allows for detailed control over RGB patterns, key remapping, and macro creation.

Image: The AK820PRO keyboard displaying its programmable RGB lighting with a music rhythm visualization, indicating the ability to switch between 20 backlight effects using Fn + |\ and adjust to any lighting preference.
7. Commutadors intercanviables en calent
The AK820PRO features a hot-swappable PCB, allowing you to easily change mechanical switches without soldering. This provides flexibility for customizing your typing feel.
- Compatibilitat: Supports most 3-pin and 5-pin mechanical switches.
- How to Swap: Use the included keycap puller to remove the keycap, then use a switch puller (not included, but often comes with switch sets) to gently remove the switch. Align the new switch's pins with the PCB sockets and press firmly until it clicks into place.

Image: An illustration of the AK820PRO's internal structure, highlighting its hot-swappable and south-facing RGB LEDs, 1.2mm single key slotted PCB, and sound-dampening layers including PORON sandwich cotton, bottom cotton, and IXPE shaft underpad.
8. Manteniment
To ensure the longevity and optimal performance of your AK820PRO keyboard, follow these maintenance guidelines:
- Neteja de les tecles: Use the provided keycap puller to remove keycaps. Clean them with a soft cloth dampNetegeu-les amb aigua i sabó suau. Assegureu-vos que estiguin completament seques abans de tornar-les a enganxar.
- Neteja de la caixa: Wipe the keyboard case with a soft, dry, lint-free cloth. Avoid abrasive cleaners or solvents.
- Eliminació de pols: Feu servir aire comprimit per eliminar la pols i les restes que hi ha entre les tecles i els interruptors.
- Emmagatzematge: Quan no l'utilitzeu durant períodes prolongats, guardeu el teclat en un lloc sec i fresc, allunyat de la llum solar directa.
9. Solució De Problemes
If you encounter issues with your AK820PRO keyboard, refer to the following common solutions:
| Problema | Possible solució |
|---|---|
| El teclat no respon en mode sense fil. | Ensure the keyboard is charged. Check if the mode switch is set correctly (2.4G or BT). For 2.4G, ensure the receiver is properly plugged in. For Bluetooth, re-pair the device. |
| TFT screen displays incorrect time or information. | Ensure the keyboard is connected to your device. Some settings, like time, may require synchronization via the keyboard's software or a firmware update. Check the language setting on the screen using the knob. |
| RGB backlight not working or stuck. | Try cycling through backlight effects using Fn + |. Ensure the keyboard is not in a low-power state. If using software, check its settings. |
| Les claus no es registren ni s'escriuen dues vegades. | This could indicate a faulty switch. Since the keyboard is hot-swappable, try replacing the problematic switch. Ensure switches are fully seated. |
| La connexió Bluetooth és inestable. | Ensure no strong interference sources are nearby. Try re-pairing the keyboard. Update Bluetooth drivers on your device. |
10. Especificacions
| Característica | Detall |
|---|---|
| Model | AK820PRO Red-Green |
| Disseny | 75% (81 tecles + 1 botó) |
| Connectivitat | Bluetooth 5.0, sense fil de 2.4 GHz, USB-C amb cable |
| Capacitat de la bateria | Ió de liti de 4000 mAh |
| TFT Screen Size | 0.85 polzades |
| Llum de fons | RGB (LED orientats al sud) |
| Intercanviable en calent | Yes (3/5-pin switches) |
| Reducció de soroll | Five-layer padding |
| Dimensions del producte | 11.87 x 5.35 x 1.57 polzades |
| Pes de l'article | 1.79 lliures |
| Fabricant | AJAZZ |
| Dispositius compatibles | Ordinador portàtil, PC, tauleta, telèfon intel·ligent |
11. Vídeo oficial del producte
Video: An official product video from AJAZZ Flagship Store showcasing the AK820PRO 75% keyboard with its screen and MOA keycaps, including unboxing and demonstration of features.
12. Garantia i Suport
AJAZZ provides a standard warranty for the AK820PRO keyboard. For specific warranty terms, technical support, or service inquiries, please refer to the warranty card included in your package or visit the official AJAZZ weblloc web. També podeu contactar directament amb el venedor a través de la plataforma on heu comprat el producte.





