Introducció
Thank you for choosing the JOMAA Backlit Tri-Mode Wireless Trackball Keyboard. This versatile keyboard offers multiple connection options (2.4G wireless, Bluetooth, and wired), a comfortable backlit design, and an integrated trackball for precise cursor control. It is designed for seamless use across various devices, including PCs, Macs, iPads, phones, and laptops. This manual provides detailed instructions to help you set up, operate, and maintain your new keyboard.
Contingut del paquet
- Backlit Trackball Keyboard
- Quick Start Guide / Product Instruction Manual
- 2.4G Dongle (USB Receiver)
- 1.5-meter Type-C Data Cable + Adapter
Especificacions tècniques

Figure 1: Keyboard Dimensions and Specifications
| Característica | Especificació |
|---|---|
| Dimensió | 287 x 150 x 31 mm |
| Pes | 409g (Built-in lithium battery) |
| Nombre de claus | 78 claus |
| Trackball Dimension | 19 mm |
| Distància de treball | 7-10 metres |
| Voltage | 3.7 V |
| Corrent de treball | ≤10mA |
| Capacitat de la bateria | Bateria de liti de 1000 mA |
| Longitud del cable de dades | 1.5 metres |
| Sistema operatiu compatible | Windows 2000/XP/Win7/Win8/Win10/Win11; Mac OS, iOS, Android |
| Tipus d'interfície | Bluetooth 5.4 / RF2.4GHz Wireless / Wired (Type-C) |
Configuració i connexió

Figure 2: Tri-Mode Connection Overview
Requisits del sistema
- Sistema operatiu: Windows 2000/XP/Win7/Win8/Win10/Win11; Mac OS, iOS, Android
- Interfície: Bluetooth 5.4 / RF2.4GHz Wireless / Wired (USB port required for 2.4G dongle or wired connection)
Modes de connexió

Figure 3: Connection Mode Instructions
1. Mode sense fil 2.4G
- Push the keyboard's ON/OFF switch to the "ON" position.
- Long press the combination key Fn + 3 (with the 2.4G icon) for three seconds until the blue indicator light flashes.
- Plug the 2.4G USB receiver (dongle) into an available USB port on your computer or device.
- Once your device recognizes the receiver, the keyboard is ready for use.
2. Bluetooth Mode (Bluetooth 1 & Bluetooth 2)
- Push the keyboard's ON/OFF switch to the "ON" position.
- Long press the combination key Fn + 1 (with the Bluetooth 1 icon) or Fn + 2 (with the Bluetooth 2 icon) for three seconds until the blue indicator light flashes. This puts the keyboard into pairing mode for the selected Bluetooth channel.
- On your device (PC, Mac, iPad, phone), open the Bluetooth settings.
- Cerca new Bluetooth devices. You should find "Trackball Keyboard" in the list.
- Select "Trackball Keyboard" and click to pair.
- Once the connection is successful, the keyboard can be used. You can pair up to two Bluetooth devices.
3. Mode amb cable
- Connect the keyboard to your device using the provided Type-C data cable.
- The keyboard is plug-and-play in wired mode and will function automatically.
- Nota: When using the wired connection, the wireless modes (2.4G and Bluetooth) are typically deactivated.
Instruccions de funcionament

Figure 4: Keyboard Button Layout and Indicators
Button Descriptions and Indicators
- Left Mouse Button: Funcionalitat estàndard del clic esquerre.
- Right Mouse Button: Funcionalitat estàndard del clic dret.
- Roller (Scroll Wheel): For vertical scrolling of content.
- Caps Lock (Green Light): S'il·lumina quan el Bloq Maj està activat.
- Càrrega i baix volumtage Alarm (Orange Light): Indicates the keyboard is charging or the battery level is low.
- Wireless Pairing (Blue Light): Flashes during pairing and stays solid when connected in wireless modes.
- Red Trackball Cursor (19mm diameter): Used for precise cursor navigation.
Adjusting Mouse CPI (Cursor Speed)
You can adjust the trackball's cursor speed (CPI) to suit your preference using the Function (Fn) key combinations:
- Fn + F1: 800 CPI
- Fn + F2: 1000 CPI
- Fn + F3: 1200 CPI
- Fn + F4: 1800 CPI
Switching Channels (for Multi-Device Connection)
To switch between connected devices in wireless modes:
- Clic ràpid Fn + 1 to switch to Bluetooth channel 1.
- Clic ràpid Fn + 2 to switch to Bluetooth channel 2.
- Clic ràpid Fn + 3 to switch to the 2.4G wireless channel.
Control de la llum de fons
The keyboard features a white backlight with adjustable brightness:
- Turn On Backlight: Simultaneously quick press Fn + Canvi una vegada.
- Enhance Backlight: Simultaneously quick press Fn + Canvi a second or third time to cycle through brightness levels (low-mid-high).
- Turn Off Backlight: Simultaneously quick press Fn + Canvi una quarta vegada.
- Nota: The keyboard defaults to low brightness when powered on.
Manteniment
Carregant el teclat
- Connect the keyboard to a power source (e.g., computer USB port, USB wall adapter) using the provided USB Type-C cable.
- The orange indicator light will illuminate during charging.
- A full charge provides approximately 1-2 months of working time without the backlight (actual usage may vary).
- The keyboard is equipped with a built-in 2000mAh Lithium battery.
Neteja
- Use a soft, dry, lint-free cloth to clean the keyboard surface.
- For the trackball, ensure no dust, dirt, or debris accumulates around it to maintain smooth and accurate operation. Use a cotton swab lightly dampened with isopropyl alcohol if necessary, but avoid excessive moisture.
Emmagatzematge
- When not in use for extended periods, turn off the keyboard using the ON/OFF power switch to conserve battery life.
- Store the keyboard in a cool, dry place, away from direct sunlight and extreme temperatures.
Resolució de problemes
Keyboard not connecting or unresponsive:
- Ensure the keyboard's ON/OFF switch is in the "ON" position.
- Verify that the correct connection mode (2.4G, Bluetooth 1, Bluetooth 2, or Wired) is selected and properly paired/connected according to the instructions in the Setup section.
- For 2.4G mode, ensure the USB dongle is securely plugged into a working USB port on your device. Try a different USB port if necessary.
- For Bluetooth mode, ensure Bluetooth is enabled on your device and the keyboard is in pairing mode (blue light flashing). Try unpairing and re-pairing the keyboard.
- Ensure the keyboard battery is charged. Connect it to a power source.
- Try restarting the keyboard and your connected device.
El cursor no es mou o és erràtic:
- Check the trackball for any obstructions, dust, or dirt. Gently clean the trackball and its housing.
- Adjust the CPI value using Fn + F1-F4 to see if a different sensitivity setting improves performance.
- Ensure the keyboard is within the working distance (7-10m) of your device for wireless connections.
La retroiluminació no funciona o és tènue:
- Assegureu-vos que la bateria del teclat estigui prou carregada.
- Cycle through the backlight brightness levels using Fn + Canvi to ensure it's not set to the lowest level or off.
Indicació de bateria baixa:
- If the orange light is flashing or solid, it indicates a low battery or that the keyboard is currently charging. Connect the keyboard to a power source using the Type-C cable immediately.
Consells per a l'usuari
Maximizing Your Keyboard Experience
- Gestió de la vida útil de la bateria: To significantly extend battery life, remember to turn off the backlight when it's not essential. For prolonged periods of non-use, always switch the keyboard to the "OFF" position using the dedicated power switch.
- Flux de treball multidispositiu sense problemes: Leverage the tri-mode connection to its fullest. You can pair and quickly switch between up to four different devices (two via Bluetooth, one via 2.4G wireless, and one via wired connection), making it ideal for users with multiple computers, tablets, or smart TVs.
- Personalized Cursor Precision: Experiment with the various CPI settings (Fn + F1-F4) to discover the trackball sensitivity that best suits your tasks, whether you need fine control for design work or faster movement for browsing.
- Comoditat per a un ús prolongat: The keyboard's X-Structure keys are designed to provide comfortable and soft tactile feedback, ensuring a pleasant typing experience even during long sessions.
Seguretat i eliminació
Informació important de seguretat
ADVERTIMENT: Please be aware of potential fire risk and strictly follow the instruction manual for charging and storage. For disposal, please check your local authority's weblloc web per obtenir més informació i desfer-vos de la bateria de ions de liti de manera segura d'acord amb els requisits legals aplicables.

Figura 5: Certificacions de producte
This product complies with the following certifications: CE, RoHS, UKCA. It also adheres to the WEEE directive for proper disposal of electronic waste.
Fabricat a la Xina.
Suport
For additional support, frequently asked questions, or to contact customer service, please refer to the official JOMAA product page or your retailer's support channels.
Podeu descarregar un manual d'usuari detallat en format PDF: Manual d'usuari (PDF).