Introducció
Welcome to your NuPhy Air75 V2 Portable 75% Low Profile Mechanical Keyboard. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your device. Please read this manual thoroughly before using your keyboard.

Image: NuPhy Air75 V2 keyboard, showcasing its compact design, included USB-C cable, and a set of extra mechanical switches.
Què hi ha a la caixa
- NuPhy Air75 V2 Mechanical Keyboard
- Cable USB
- 2.4G USB Receiver (typically stored in the keyboard's bottom compartment)
- Extractor de tecles
- Tirador de commutació
- Extra Mechanical Switches (various types for testing)
Característiques clau
- Translucent Bottom Shell Design: The Air75 V2 features a high-quality aluminum frame and a new translucent bottom case, allowing visibility of its internal structure. Two height stands are integrated for enhanced typing comfort.
- Multi-device Connectivity: Compatible with Mac/Windows/Linux/Android/iOS, supporting Bluetooth 5.1, 2.4G, and wired USB-C modes. Connect up to 4 devices simultaneously and switch between them seamlessly.
- Cool RGB Backlit Effect: Offers more than 21 different color effects, easily changeable via key combinations. Advanced customization is available through the console. Two RGB light bars on the aluminum frame indicate Caps Lock, connection mode, battery level, and system mode.
- Compatibilitat amb QMK/VIA: Fully realizes the hardware's potential under new firmware, offering open-source code, endless key remapping, light customization, and other creative possibilities.
- Llarga resistència: The 4000mAh battery provides 35-57 hours of continuous use with the keyboard backlight fully turned on, and up to 220 hours with the backlight off.
- Tecles PBT: Made from durable PBT material, providing a comfortable touch and ensuring characters on the keycaps do not fade over long-term use.
- Interruptors intercanviables en calent: Allows for easy replacement or upgrade of mechanical switches without soldering, offering a customizable typing experience.

Imatge: Lateral view of the NuPhy Air75 V2 keyboard, highlighting its slim profile and the translucent bottom shell design.

Image: The NuPhy Air75 V2 keyboard illuminated with its customizable RGB backlighting.

Image: Screenshot of the VIA software interface, demonstrating key remapping and customization options for the keyboard.

Imatge: Detallada view of the hot-swappable switch sockets on the NuPhy Air75 V2 keyboard, with some switches removed.
Guia de configuració
Carregant el teclat
Connect the provided USB-C cable to the keyboard's USB-C port (located on the top edge) and to a power source (computer USB port or wall adapter). The RGB light bar on the right side of the keyboard will indicate the current battery level during charging.
Modes de connectivitat
The Air75 V2 supports three connectivity modes: Wired, 2.4G Wireless, and Bluetooth.
Connexió per cable
Connect the USB-C cable from the keyboard to your computer. Ensure the mode switch on the side of the keyboard is set to "Wired".
Connexió sense fils 2.4G
Locate the 2.4G USB receiver (typically stored in the keyboard's bottom compartment). Plug the receiver into an available USB port on your computer. Set the mode switch on the keyboard to "2.4G". The keyboard should automatically connect. The left RGB light bar will indicate connection status.
Connexió Bluetooth
Set the mode switch on the keyboard to "Bluetooth". On your device (computer, tablet, or phone), enable Bluetooth and search for "NuPhy Air75 V2". Select the keyboard to pair. The keyboard supports up to 3 Bluetooth devices, switchable via specific key combinations (refer to operating instructions). The left RGB light bar will indicate connection status.
Instruccions de funcionament
System Mode Switching
The keyboard supports both Mac and Windows layouts. Use the dedicated switch on the side of the keyboard to select your operating system (Mac/Windows). This adjusts key functions like Command/Alt to match your chosen OS.
Control de retroiluminació RGB
The Air75 V2 features customizable RGB backlighting.
- Change lighting effects: Use the designated key combinations (e.g., Fn + certain keys) to cycle through over 21 different lighting effects. Refer to the keyboard's key legends or the VIA software for specific combinations.
- Ajustar la brillantor: Use the brightness control keys (often Fn + arrow keys or dedicated function keys) to increase or decrease backlight intensity.
- Customize effects: For advanced customization, including per-key lighting and complex animations, download and use the QMK/VIA software.
Key Remapping and Customization (QMK/VIA)
The Air75 V2 is compatible with QMK/VIA firmware, allowing extensive customization of key assignments and lighting effects. To utilize this feature:
- Download the VIA software from the official NuPhy weblloc.
- Connect the keyboard to your computer via the USB-C cable.
- Launch the VIA software. The interface will allow you to remap keys, create macros, and customize lighting layers according to your preferences.
Interruptors intercanviables en calent
The Air75 V2 features hot-swappable switches, enabling you to change mechanical switches without the need for soldering. This allows for easy customization of your typing feel.
- Per treure un interruptor: Use the provided switch puller. Grip the switch firmly with the puller and gently pull upwards until the switch detaches from the PCB.
- Per instal·lar un interruptor: Align the pins of the new switch with the corresponding sockets on the PCB. Press down firmly and evenly until the switch clicks securely into place. Ensure pins are not bent.
Manteniment
Neteja
Regular cleaning helps maintain the appearance and functionality of your keyboard.
- Use a soft, lint-free cloth to wipe down the keycaps and aluminum frame.
- For deeper cleaning, use the provided keycap puller to carefully remove keycaps. Use compressed air to clear any dust or debris from beneath the switches.
- Avoid using harsh chemicals, solvents, or abrasive materials, as these can damage the keyboard's finish or components.
Cura de la bateria
To prolong the lifespan of your keyboard's battery, avoid frequent full discharges. It is recommended to charge the keyboard when the battery indicator shows low power. Store the keyboard in a cool, dry place when not in use for extended periods.
Resolució de problemes
| Problema | Solució |
|---|---|
| Keyboard not connecting wirelessly | Ensure the mode switch on the side of the keyboard is set correctly (2.4G or Bluetooth). Check if the 2.4G receiver is properly inserted or if Bluetooth is enabled and paired on your device. Try restarting the keyboard and your device. |
| Les claus no responen | Check if the keyboard is charged. Ensure it's properly connected (wired, 2.4G, or Bluetooth). If individual keys are not responding, they might need to be reseated or replaced using the hot-swappable feature. |
| La il·luminació RGB no funciona | Ensure the keyboard is powered on. Check brightness settings using the appropriate key combinations. If using VIA software, verify lighting configurations within the application. |
| Keyboard frequently disconnects | Ensure the keyboard is within optimal range of your device (for wireless connections). Check for potential interference from other wireless devices. Consider updating the keyboard firmware if a newer version is available from NuPhy. |
Especificacions
| Característica | Detall |
|---|---|
| Dimensions del producte | 12.46 x 5.22 x 0.53 polzades |
| Pes de l'article | 1.32 lliures |
| Fabricant | Nuphy |
| Llengua | Anglès |
| Número de model de l'article | Air75 V2 |
| Bateries | Cal piles de 1 9V. |
| Dispositius compatibles | Portàtil, PC, tauleta |
| Tecnologia de connectivitat | 2.4 GHz, Bluetooth, USB-C |
| Descripció del teclat | Bluetooth |
| Usos recomanats per al producte | Business, Education, Everyday Use, Gaming, Personal |
| Característica especial | Portàtil |
| Color | Negre |
| Nombre de claus | 84 |
| Suport de color de retroil·luminació del teclat | RGB |
| Estil | Modern |

Image: Graphic displaying key specifications and dimensions of the NuPhy Air75 V2 keyboard.
Especificacions de l'interruptor
The Air75 V2 is available with various Gateron switches. Below are details for common switch types:
Brown 2.0 (Tactile, 55gf)

Pre-travel: 1.7±0.4mm / Total travel: 3.2±0.2mm
Operating force: 55±15gf / End force: 60±5gf
Stem: POM / Top: PC / Bottom: PA66
Spring: 13.5mm Double-stage
Factory lubed
Blue 2.0 (Clicky, 65gf)

Pre-travel: 1.7±0.4mm / Total travel: 3.2±0.2mm
Operating force: 65±15gf / End force: 60±5gf
Stem: POM / Top: PC / Bottom: PA66
Spring: 13.5mm Double-stage
Factory lubed
Red 2.0 (Linear, 45gf)

Pre-travel: 1.7±0.4mm / Total travel: 3.2±0.2mm
Operating force: 50±15gf / End force: 60±5gf
Stem: POM / Top: PC / Bottom: PA66
Spring: 13.5mm Double-stage
Factory lubed
Garantia i Suport
For detailed warranty information, technical support, and frequently asked questions, please visit the official NuPhy weblloc web o poseu-vos en contacte amb el seu departament d'atenció al client. Conserveu el rebut de compra com a comprovant de compra per a qualsevol reclamació de garantia.





