1. Introducció
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your ATTACK SHARK Ajazz AK820 Pro Mechanical Keyboard. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.

Figure 1: ATTACK SHARK Ajazz AK820 Pro Mechanical Keyboard Overview
2. Què hi ha a la caixa
Verifiqueu que tots els elements siguin presents al paquet:
- ATTACK SHARK Ajazz AK820 Pro Mechanical Keyboard
- Extractor de tecles
- Cable USB (tipus C)
- Manual d'usuari (aquest document)

Figure 2: Key features and included accessories
3. Configuració
3.1 Modes de connectivitat
The Ajazz AK820 Pro keyboard supports three connection modes: Bluetooth 5.1, 2.4GHz Wireless, and Type-C Wired. The mode can be selected using the switches located on the underside of the keyboard.

Figure 3: Three Modes of Connection
Connexió sense fil 3.1.1 de 2.4 GHz
- Locate the 2.4GHz USB receiver in the keyboard's storage slot.
- Connecteu el receptor USB a un port USB disponible de l'ordinador.
- Switch the keyboard's mode selector to '2.4G'. The keyboard will automatically connect.
3.1.2 Connexió Bluetooth
- Switch the keyboard's mode selector to 'BT'.
- Al dispositiu, activa el Bluetooth i cerca dispositius nous.
- Select 'Ajazz AK820 Pro' from the list of available devices to pair.
- The keyboard can store up to 3 Bluetooth devices. Use FN+Q/W/E to switch between paired devices.
3.1.3 Type-C Wired Connection
- Connecteu el cable USB tipus C proporcionat al port del teclat.
- Connecteu l'altre extrem del cable USB a un port USB disponible de l'ordinador.
- Switch the keyboard's mode selector to 'USB'. The keyboard will be recognized automatically.
3.2 Potes inclinables ajustables
El teclat té duestage adjustable tilt legs on its underside, allowing you to set the typing angle for ergonomic comfort. Adjust the legs to your preferred height to reduce wrist strain during extended use.
4. Instruccions de funcionament
4.1 Multi-function TFT Color Display Screen & Metal Knob
The keyboard is equipped with a TFT color display screen and a rotary metal knob for intuitive control and customization.

Figure 4: Multimedia Knob and TFT Display Functions
- Funcionalitat del botó:
- Rotate the knob to adjust volume, RGB brightness, or navigate display menus.
- Press the knob to mute/unmute audio or confirm selections.
- Press FN + Knob to enter/exit the settings page on the display.
- TFT Display Functions:
- Displays battery status, date & time, connectivity mode, and operating system.
- Allows customization of desktop images or GIF animations via driver software.
- Provides visual feedback for backlight effects, brightness, and color adjustments.

Figure 5: TFT Color Smart Display Content and Customization
Video 1: Demonstration of the Smart Display and Knob functions, including 2.4G Wireless, Bluetooth, and USB connectivity.
Vídeo 2: Acabatview of the ATTACK SHARK Ajazz AK820 Pro Mechanical Keyboard, highlighting its features and design.
Video 3: Detailed look at the Ajazz AK820 Pro Mechanical Keyboard's knob and TFT display functionalities.
4.2 Control d'il·luminació RGB
The keyboard features South-facing LEDs with 1.6 million RGB color options and over 18 lighting effects. Lighting can be controlled via key combinations or the knob.

Figure 6: RGB Backlit Effects and Controls
- Premeu FN + | per alternar entre 20 efectes d'il·luminació diferents.
- Premeu FN + X to turn RGB lighting On/Off.
- Premeu FN + ↑/↓ per ajustar la brillantor.
- Premeu FN + ←/→ to change light color.
- Premeu FN + espai to reset lighting settings.
- Customizable RGB lighting can also be configured via the driver software.
4.3 Hot-Swappable Mechanical Switches
The PCB supports 3/5-pin hot-swap switches, allowing for easy replacement of switches without soldering. This enables customization of typing feel and sound.

Figure 7: Hot-Swappable Switches and Keycap Puller
The keyboard comes with a 2-in-1 keycap and switch puller for convenient removal and installation.
4.4 Gasket-Mounted Design
The keyboard features a gasket-mounted design with five layers of sound insulation materials (Poron sandwich cotton, IXPE under-axis pad, PET premium sound pad, and bottom cotton/silicone). This construction significantly reduces vibration and noise, providing a stable and comfortable typing experience.

Figure 8: Gasket Design Layers
5. Manteniment
5.1 Neteja
- Regularly clean the keyboard with a soft, dry cloth.
- Per a la pols i les restes entre les tecles, feu servir aire comprimit.
- To clean under keycaps, use the provided keycap puller to carefully remove them. Clean the switches and plate with a soft brush or cloth. Reinstall keycaps by pressing them firmly onto the switch stems.
5.2 Cura de la bateria
The keyboard is equipped with a 4000mAh large-capacity battery. To prolong battery life:
- Eviteu descarregar completament la bateria amb freqüència.
- Charge the keyboard using the provided USB Type-C cable.
- Si guardeu el teclat durant un període prolongat, carregueu-lo aproximadament al 50% abans de guardar-lo.

Figure 9: 4000mAh Long Battery Life
6. Solució De Problemes
- El teclat no respon: Ensure the correct connection mode (Wired, 2.4G, or BT) is selected. Check cable connection for wired mode or battery level for wireless modes.
- 2.4GHz wireless connection issues: Ensure the USB receiver is securely plugged in. Try a different USB port. Re-pair by switching the keyboard off and then back to 2.4G mode.
- Problemes de connexió Bluetooth: Ensure Bluetooth is enabled on your device. Forget the device in your device's Bluetooth settings and re-pair. Ensure the keyboard is in BT mode and not connected to another device.
- La il·luminació RGB no funciona: Check if RGB is turned off (FN + X). Adjust brightness (FN + ↑). If issues persist, try resetting lighting settings (FN + Space).
- TFT display not showing information: Ensure the keyboard is powered on. If the display is blank, try pressing FN + Knob to enter/exit settings. If custom images are not displaying, ensure the driver software is correctly configured and the image is uploaded.
- Claus que no es registren: If specific keys are not working, the switch might be faulty. Due to the hot-swappable design, you can replace individual switches.
- Comportament inesperat: Try performing a factory reset (refer to driver software or specific key combination if available in future updates).
7. Especificacions
| Característica | Descripció |
|---|---|
| Dimensions del producte | 12.87 x 5.35 x 1.57 polzades |
| Pes de l'article | 2.2 lliures |
| Tecnologia de connectivitat | Bluetooth 5.1, 2.4G Wireless, USB-C |
| Descripció del teclat | Gaming, Mechanical, Wireless |
| Usos recomanats | Office, Personal, Gaming, Business |
| Característiques especials | Ergonomic, Backlit, CNC Metal Volume Roller, TFT Smart Display Screen, Hot-Swappable |
| Color | Black (Flying Fish Switch) |
| Nombre de claus | 81 |
| Il·luminació del teclat | RGB (LED orientats al sud) |
| Capacitat de la bateria | 4000 mAh |
| País d'origen | Xina |
8. Garantia i Suport
Per obtenir informació sobre la garantia i assistència tècnica, consulteu la pàgina oficial d'ATTACK SHARK. weblloc web o poseu-vos en contacte amb el vostre distribuïdor. Conserveu el rebut de compra com a comprovant de compra per a reclamacions de garantia.





