JOMAA RGB Bluetooth Wireless Keyboard User Manual

1. Introduction

Thank you for choosing the JOMAA RGB Bluetooth Wireless Keyboard. This full-size, rechargeable keyboard features a durable aluminum alloy construction, silent scissor-switch keys, and a vibrant 7-color LED backlight. Designed for multi-device compatibility, it offers seamless connectivity across various operating systems, enhancing your productivity and typing experience.

2. Setup Instructions

2.1 System Requirements

• Operating Systems: Windows XP/Vista/7/8/10/11, Mac OS or above, iOS.
• Devices: PCs, desktops, laptops, notebooks, tablets.

2.2 Charging the Keyboard

The keyboard is equipped with a built-in 1800mAh Lithium battery. Before initial use, ensure the keyboard is fully charged using the provided USB Type-C cable.

1. Connect the USB Type-C cable to the charging port on the keyboard.
2. Connect the other end of the cable to a USB power source (e.g., computer USB port, USB wall adapter).
3. The charging indicator LED will show the charging status.
4. A full charge can provide up to 1-2 months of working time without backlight (actual usage may vary).

2.3 Connecting to Devices (Multi-Mode)

This keyboard supports connecting to up to three devices simultaneously via 2.4G wireless (USB dongle) and two Bluetooth channels (BT1, BT2).

2.3.1 2.4G Wireless Connection

1. Locate the USB 2.4G receiver (dongle), usually stored in a compartment on the keyboard.
2. Plug the USB receiver into an available USB port on your computer.
3. Turn on the keyboard using its power switch.
4. The keyboard should automatically connect to your device.

2.3.2 Bluetooth Connection (BT1 / BT2)

1. Turn on the keyboard using its power switch.
2. Press and hold the designated Bluetooth channel key (e.g., BT1 or BT2) until the indicator light flashes, indicating pairing mode.
3. On your device (laptop, tablet, etc.), go to Bluetooth settings and search for new devices.
4. Select "JOMAA Keyboard" (or similar name) from the list of available devices.
5. Follow any on-screen prompts to complete the pairing process.
6. Repeat for a second Bluetooth device using the other Bluetooth channel key (BT2).

3. Operating Instructions

3.1 Switching Between Connected Devices

To switch between your connected devices (2.4G, BT1, BT2), simply press the corresponding connection key on the keyboard. The keyboard will quickly switch its active connection.

3.2 Backlight Control

The keyboard features a 7-color LED backlight with adjustable brightness levels.

• Turn On/Off Backlight: Press the dedicated "Backlit" key (often indicated by a light bulb icon).
• Adjust Brightness: Use the "Fn" key in combination with the brightness control keys (e.g., Fn + ↑ for brighter, Fn + ↓ for dimmer).
• The backlight has an auto-sleep feature to conserve power.

3.3 Key Functions

• Full-Size Layout: The keyboard features a full-size 108-key layout, including a numeric keypad, ideal for data entry and various applications.
• Scissor-Switch Keys: Advanced low-profile scissor-switch keys provide a comfortable, stable, and precise typing experience with minimal noise.
• LED Indicators: User-friendly LED indicators are integrated into related keys to clearly show their status (e.g., Caps Lock, Num Lock, Battery).

4. Maintenance

4.1 Cleaning

To maintain the keyboard's appearance and functionality:

• Gently wipe the surface with a soft, damp cloth.
• Avoid using harsh chemicals or abrasive cleaners.
• For dust between keys, use compressed air.

4.2 Battery Care

• To maximize battery life, utilize the keyboard's auto-sleep feature.
• Turn off the keyboard using the independent power switch when not in use for extended periods.
• Avoid exposing the keyboard to extreme temperatures.

4.3 General Care

• The keyboard is crafted from aluminum alloy for enhanced durability.
• Anti-slip pads on the bottom prevent the keyboard from sliding during use.
• Avoid dropping the keyboard or exposing it to excessive force.

5. Troubleshooting

5.1 Connection Issues

• Keyboard not connecting: Ensure the keyboard is turned on and fully charged. For 2.4G, check if the USB receiver is properly plugged in. For Bluetooth, ensure the keyboard is in pairing mode and your device's Bluetooth is enabled.
• Lag or unstable connection: Ensure the keyboard is within range of your device. The 2.4G frequency provides a stable wireless connection, but interference can occur.

5.2 Backlight Not Working

• Check if the backlight is turned on using the dedicated "Backlit" key.
• Ensure the keyboard has sufficient battery charge, as low battery can affect backlight functionality.

5.3 Keys Not Responding

• Recharge the keyboard.
• Reconnect the keyboard to your device.
• Clean any debris that might be under the keys.

6. Specifications

7. User Tips

• Battery Conservation: Always use the independent power switch to turn off the keyboard when not in use to extend battery life.
• Backlight Usage: Adjust the backlight brightness to the lowest comfortable setting or turn it off completely when not needed to significantly prolong battery life between charges.
• Language Layouts: If you require a specific language layout (e.g., Portuguese with the 'ç' key), please ensure you select the correct variant when purchasing, as different SKU options offer various language keycaps.
• Stable Connection: For the most stable connection, especially in environments with potential wireless interference, consider using the 2.4G USB dongle connection.

8. Warranty and Support

JOMAA products are manufactured to the highest quality standards. For any technical support or warranty inquiries, please refer to the seller's contact information or the official product page where you purchased the item. Keep your purchase receipt for warranty claims.