Introducció
The YUNZII YZ21 is a compact, 21-key mechanical numeric keypad designed for enhanced productivity and gaming. Featuring hot-swappable switches, customizable RGB lighting, and durable PBT dye-sublimation keycaps, it offers a versatile and personalized typing experience. This manual provides instructions for setting up, operating, maintaining, and troubleshooting your YZ21 keypad.

Instruccions de configuració
- Desembalatge: Carefully remove the keypad and its accessories from the packaging.
- Connexió: Connect the included USB Type-C to USB cable to the Type-C port on the keypad and the other end to an available USB port on your computer or device.
- Instal·lació del controlador: The keypad is plug-and-play for most operating systems (Windows, macOS, Linux, iOS, Android). No specific drivers are typically required for basic functionality. For advanced customization (RGB effects, macro settings), please download the dedicated software from the official YUNZII weblloc.
Instruccions de funcionament
- Basic Numeric Input: The keypad functions as a standard numeric input device. Press the 'Num Lock' key (if present or programmable) to activate/deactivate the numeric function.
- Tecles de drecera: The YZ21 features multiple shortcut keys and macro functions. Refer to the customization software for details on programming these keys to enhance your workflow.
- Anti-fantasma: The keypad supports 100% full anti-ghosting, ensuring all key presses are registered accurately, even during rapid input.
Personalització
Interruptors intercanviables en calent
The YZ21 is equipped with hot-swappable Gateron switches. These can be easily replaced with other 3-pin or 5-pin hot-swap compatible mechanical switches without soldering. This allows for a completely different tactile experience based on your preference.
- Treure la tapa de les tecles: Gently pull the keycap off the switch using a keycap puller.
- Treure l'interruptor: Use a switch puller to carefully remove the switch from the PCB.
- Insereix un nou interruptor: Alineeu els pins del nou interruptor amb els forats de la placa de circuit imprès i premeu fermament fins que encaixin al seu lloc. Assegureu-vos que els pins estiguin rectes per evitar que es dobleguin.
- Reattach Keycap: Torneu a col·locar la tapa de les tecles al nou interruptor.

RGB Backlighting & Macro Settings
The keypad features fully programmable RGB LEDs with 16.8 million color combinations. Utilize the custom software (available for download from the YUNZII website) to configure various RGB effects, brightness, speed, and color patterns. The software also allows for extensive macro programming, enabling you to assign complex key sequences to a single key.

Manteniment
- Neteja de les tecles: The PBT dye-sublimation keycaps are durable and resistant to fading and oil. To clean, gently remove keycaps and wash them with mild soap and water. Ensure they are completely dry before reattaching.
- Cleaning the Keypad Body: Use a soft, lint-free cloth to wipe down the keypad body. For stubborn dirt, a slightly damp cloth can be used. Avoid excessive moisture.
- Manteniment de l'interruptor: If switches feel inconsistent, they can be removed and lubricated (if desired and you have experience with switch modding) or replaced.

Resolució de problemes
- El teclat no respon:
- Comproveu la connexió del cable USB als dos extrems.
- Prova de connectar el teclat numèric a un port USB diferent de l'ordinador.
- Test the keypad on another computer to rule out system-specific issues.
- Tecles específiques que no funcionen:
- If the keypad is hot-swappable, try removing and re-inserting the affected switch. The switch might not be seated correctly.
- Consider replacing the switch if the issue persists.
- Il·luminació RGB no funciona/incorrecta:
- Ensure the keypad is properly connected.
- Check the customization software for RGB settings. Reset to default if necessary.
- Update the keypad firmware if an update is available.
- Macro Issues:
- Verify macro settings within the customization software.
- Ensure the software is running in the background if required for macro execution.
Especificacions
| Característica | Detall |
|---|---|
| Marca | YUNZII |
| Model | YZ21 |
| Les claus | 21 Keys (Numeric Keypad) |
| Connectivitat | Amb cable (USB tipus C) |
| Interruptors | Hot-swappable Gateron (3-pin/5-pin compatible) |
| Material de claus | PBT Dye-Sublimation |
| Llum de fons | Fully Programmable RGB (16.8 Million Colors) |
| Estil d'operació | Mecànica |
| Anti-fantasma | 100% Full Anti-Ghosting |
| Compatibilitat | Windows, macOS, Linux, iOS, Android |
| Dimensions del paquet (L x W x H) | 34 cm x 15 cm x 15 cm |
| Pes del paquet | 0.5 kg |
Consells per a l'usuari
- Experimenta amb interruptors: Avançanttage of the hot-swappable feature to try different Gateron (or other compatible) switches to find your preferred typing feel.
- Personalitza RGB: Dive into the software to create unique RGB lighting profiles that match your setup or mood.
- Macro for Efficiency: Program macros for frequently used key combinations in your applications or games to save time and effort.
Garantia i Suport
For warranty information and technical support, please refer to the official YUNZII weblloc web o contacteu directament amb el venedor. Conserveu el rebut de compra com a comprovant de compra.





