Introduzione
This manual provides comprehensive instructions for the setup, operation, maintenance, and troubleshooting of your Cooler Master CK721 65% Hybrid Wireless Mechanical Gaming Keyboard. The CK721 is designed for versatile use, offering both wired and wireless connectivity options, customizable RGB lighting, and a compact layout.
Impostare
Contenuto della confezione
- Cooler Master CK721 Keyboard
- Cavo USB
- Poggiapolsi
Collegamento della tastiera
The CK721 supports three connectivity modes: wired (USB Type-C), 2.4 GHz wireless, and Bluetooth 5.1. Use the switch located on the side of the keyboard to select your preferred mode.

Image: The Cooler Master CK721 keyboard highlighting its USB-C port and the 2.4 GHz wireless dongle, illustrating its hybrid wireless technology.
Connessione cablata (USB Type-C)
- Collegare il cavo USB Type-C in dotazione alla porta della tastiera.
- Collega l'altra estremità del cavo a una porta USB disponibile sul computer.
- Ensure the mode switch on the keyboard is set to the wired (USB) position.
- La tastiera verrà rilevata automaticamente e sarà pronta per l'uso.
Connessione wireless a 2.4 GHz
- Locate the 2.4 GHz wireless dongle (USB receiver) included with your keyboard.
- Collega il dongle a una porta USB disponibile sul tuo computer.
- Set the mode switch on the keyboard to the 2.4 GHz wireless position.
- La tastiera dovrebbe connettersi automaticamente al dongle.
Connessione Bluetooth 5.1
- Impostare l'interruttore della modalità sulla tastiera sulla posizione Bluetooth.
- Sul tuo computer o dispositivo, attiva il Bluetooth e cerca nuovi dispositivi.
- Select "Cooler Master CK721" from the list of available devices to pair.
- Seguire le istruzioni visualizzate sullo schermo per completare il processo di associazione.
Attaching the Wrist Rest
The low-friction cloth wrist rest can be magnetically attached to the front edge of the keyboard for enhanced comfort during extended use.

Image: The Cooler Master CK721 keyboard shown with its soft wrist rest attached, emphasizing ergonomic design.
Software Installation (MasterPlus+)
For advanced customization of RGB lighting, key remapping, and macro creation, download and install the Cooler Master MasterPlus+ software from the official Cooler Master website. The software is compatible with Windows 8 and above.

Image: A visual representation of the MasterPlus+ software interface, demonstrating options for lighting and macro customization.
Istruzioni per l'uso
Funzioni chiave e layout
The CK721 features a 65% layout, providing a compact form factor while retaining essential keys. Many functions are accessible via the Function (Fn) key combinations.

Immagine: una vista dall'alto completa view of the Cooler Master CK721 keyboard, showcasincon il suo layout al 65% e la retroilluminazione RGB.
3-Way Customizable Dial
The precision dial located on the top right of the keyboard offers tactile controls for various functions. It can be customized via the MasterPlus+ software to control volume, RGB brightness, and other settings.
- Giro: Adjusts selected parameter (e.g., volume up/down).
- Premere: Toggles function (e.g., mute/unmute, change RGB mode).

Immagine: Un dettaglio view of the 3-way customizable dial, illustrating its functionality for controlling various settings.
Cambio di sistema operativo
The CK721 is compatible with Windows, macOS, iOS, and Android. You can easily switch between device profiles with a simple keypress, as indicated by the universal compatibility feature.

Image: A graphic illustrating the keyboard's universal compatibility across Windows, macOS, iOS, and Android operating systems.
RGB Lighting and Customization
The keyboard features customizable RGB lighting. You can adjust lighting modes and colors directly on the keyboard using Fn key combinations or through the MasterPlus+ software for more detailed control.
Manutenzione
Pulizia della tastiera
- Scollegare la tastiera dal computer prima di pulirla.
- Utilizzare un panno morbido e asciutto per pulire i tasti e il telaio.
- Per una pulizia più profonda, utilizzare aria compressa per rimuovere polvere e detriti dagli spazi tra i tasti.
- Evitare l'uso di prodotti chimici aggressivi o materiali abrasivi.
Sostituzione dei tasti e degli interruttori
The CK721 features a removable aluminum top plate, which simplifies access for routine maintenance, including changing keycaps and hot-swappable mechanical switches.

Image: The Cooler Master CK721 keyboard with its removable aluminum top plate, demonstrating ease of access for maintenance.

Immagine: un primo piano view of the mechanical switches on the Cooler Master CK721 keyboard, highlighting their design.
- Carefully remove the aluminum top plate.
- Use the provided keycap puller to remove keycaps.
- Use the switch puller to remove mechanical switches.
- Insert new switches and keycaps, ensuring they are properly seated.
- Reattach the aluminum top plate.
Battery Care (for Wireless Use)
- Charge the keyboard using the USB Type-C cable when the battery is low.
- Evitare di scaricare completamente la batteria frequentemente per prolungarne la durata.
- Se non si utilizza la tastiera per lunghi periodi, conservarla in un luogo fresco e asciutto.
Risoluzione dei problemi
La tastiera non risponde
- Wired: Assicurati che il cavo USB sia collegato saldamente sia alla tastiera che al computer. Prova una porta USB o un cavo diverso.
- Wireless a 2.4 GHz: Verify the dongle is plugged in and the keyboard switch is in 2.4 GHz mode. Re-pair if necessary.
- Bluetooth: Check if Bluetooth is enabled on your device and the keyboard is paired. Try unpairing and re-pairing the device.
- Assicurarsi che la batteria della tastiera sia carica.
Problemi di illuminazione RGB
- Check RGB settings via Fn key combinations or MasterPlus+ software.
- Ensure the MasterPlus+ software is up to date.
- Perform a factory reset if issues persist (refer to software or Cooler Master support for specific instructions).
Software Not Detecting Keyboard
- Ensure the keyboard is connected via wired USB Type-C for initial software detection.
- Update MasterPlus+ software to the latest version.
- Riavvia il computer e riprova.
Specifiche
| Caratteristica | Dettaglio |
|---|---|
| Marca | Maestro del freddo |
| Serie | Numero di modello: CK721 |
| Numero di modello | CK-721 |
| Tecnologia di connettività | Bluetooth, USB-C, 2.4 GHz Wireless |
| Descrizione della tastiera | Tastiera da gioco meccanica |
| Tipo di interruttore | Click Blue Switches (Hot-swappable) |
| Disposizione | 65% |
| Retroilluminazione | Colore RGB |
| Caratteristiche speciali | 3-Way Customizable Dial, Removable Aluminum Top Plate, Wrist Rest |
| Compatibilità del sistema operativo | Android, iOS, Mac OS, Windows 8 e versioni successive |
| Peso dell'articolo | 2.66 libbre |
| Dimensioni del prodotto | 13.15 x 4.65 x 3.7 pollici |
Caratteristiche principali
- Interruttori meccanici affidabili: Durable switches rated for 50 million keystrokes, offering responsiveness and tactile feedback.
- Tecnologia wireless ibrida: Seamless switching between wired Type-C, 2.4 GHz for low-latency, and Bluetooth 5.1 for broad compatibility.
- Compatibilità universale: Works with Windows, Mac OS, iOS, and Android devices.
- Quadrante personalizzabile a 3 vie: Precision control for media, lighting, and other functions, configurable via software.
- Layout portatile al 65% e poggiapolsi morbido: Compact design with an included low-friction cloth wrist rest for comfort and portability.
Prodotto finitoview Video
Video: An official product video from Cooler Master showcasing the CK721 keyboard's features, including its design, connectivity options, and customizable dial. This video highlights the keyboard's versatility for home, work, and play environments.
Informazioni sulla garanzia
Cooler Master products are covered by a limited warranty. Please refer to the official Cooler Master website or your product's packaging for specific warranty terms and conditions applicable to your region.
Supporto
For technical assistance, driver downloads, or further product information, please visit the official Cooler Master support websito:
Nella pagina di supporto puoi trovare anche le FAQ e i forum della community.





