Cosmic Byte CB-GK-14 Sirius Bluetooth & Wired Mechanical Keyboard User Manual

1. Introduction

The Cosmic Byte CB-GK-14 Sirius is a versatile mechanical keyboard designed for both wired and wireless use. Featuring Outemu Blue switches, per-key RGB backlighting, and multi-device Bluetooth connectivity, it offers a responsive and customizable typing and gaming experience. This manual provides detailed instructions for setup, operation, customization, and maintenance to ensure optimal performance.

2. Key Features

• Dual Connectivity: Supports both wired (USB) and Bluetooth modes for flexible usage across various devices.
• Anti-Ghosting: Full N-key rollover in wired mode and 6-key anti-ghosting in Bluetooth mode ensure accurate input during intense sessions.
• Outemu Blue Switches: Provides a tactile and audible click feedback, ideal for typing and gaming.
• Per Key RGB Backlighting: Offers 18 pre-set backlight effects and 15 levels of brightness adjustment. Customize and store individual key backlighting.
• Long Key Life: Each key is rated for over 60 million operations, ensuring durability.
• Multi-Device Bluetooth: Connects to up to three different Bluetooth devices simultaneously, allowing for easy switching.
• Wide Compatibility: Compatible with Windows, Android, Linux, and iOS operating systems.
• Integrated Battery: 1000mAh rechargeable lithium-ion battery for wireless operation with a range of up to 10 meters.

3. Setup Instructions

3.1 Wired Connection

1. Locate the USB cable provided with your keyboard.
2. Connect one end of the USB cable to the keyboard's USB port.
3. Connect the other end of the USB cable to an available USB port on your computer.
4. The keyboard will be automatically detected and ready for use.

3.2 Bluetooth Connection

The keyboard supports up to three Bluetooth devices. Ensure the keyboard is charged before attempting Bluetooth pairing.

1. Turn on the keyboard using the power switch, usually located on the back or side.
2. Press and hold the FN + Q, FN + W, or FN + E keys for 3-5 seconds to enter Bluetooth pairing mode for the respective channel (Q, W, or E). The indicator light for the selected channel will flash rapidly.
3. On your device (PC, mobile, tablet), enable Bluetooth and search for available devices.
4. Select "CB-GK-14 Sirius" from the list of found devices.
5. Follow any on-screen prompts to complete the pairing process. The indicator light will stop flashing once successfully paired.
6. Repeat these steps for other devices using FN + W and FN + E for the other two Bluetooth channels.

Image: Top view of the Cosmic Byte CB-GK-14 Sirius Mechanical Keyboard with RGB lighting active.

4. Operating Instructions

4.1 Switching Between Modes

• Wired Mode: Connect the USB cable. The keyboard will automatically switch to wired mode.
• Bluetooth Mode: Disconnect the USB cable. The keyboard will operate wirelessly. To switch between paired Bluetooth devices, press FN + Q, FN + W, or FN + E briefly to select the desired channel.

4.2 Multimedia and Function Keys

The keyboard features dedicated multimedia keys and function key shortcuts. Refer to the keycaps for specific icons. Typically, these are accessed by pressing the FN key in combination with the F1-F12 keys or other designated keys.

• Volume Control: Use the dedicated rotary dial on the right side of the keyboard to adjust volume. Press the dial to mute/unmute.
• Backlight Intensity: Use the dedicated rotary dial on the left side of the keyboard to adjust backlight brightness. Press the dial to cycle through backlight patterns.

Image: Angled view of the keyboard highlighting the RGB lighting and the control dials.

5. RGB Customization

The CB-GK-14 Sirius offers extensive RGB backlighting options:

• Pre-set Effects: Cycle through 18 different backlight effects using the dedicated backlight intensity dial (press to change patterns) or specific FN key combinations (refer to keyboard markings).
• Brightness Adjustment: Adjust the brightness of the backlighting using the dedicated backlight intensity dial (rotate). There are 15 levels of brightness.
• Custom Backlight Mode: The keyboard features an inbuilt flash memory to store your custom LED configurations. To customize individual key backlighting, refer to the specific instructions provided in the full product manual or Cosmic Byte's support resources.

Image: Close-up angled view of the keyboard showcasing the vibrant RGB lighting on the keys.

6. Maintenance

To ensure the longevity and optimal performance of your keyboard:

• Cleaning: Use a soft, dry cloth to wipe down the keyboard. For deeper cleaning, use compressed air to remove dust and debris from between the keycaps. Avoid using harsh chemicals or abrasive materials.
• Battery Care: For wireless use, charge the keyboard regularly. Avoid completely draining the battery frequently to prolong its lifespan.
• Storage: Store the keyboard in a cool, dry place away from direct sunlight and extreme temperatures.

7. Troubleshooting

• Keyboard Not Responding (Wired):
  • Ensure the USB cable is securely connected to both the keyboard and the computer.
  • Try connecting to a different USB port on your computer.
  • Test the keyboard on another computer to rule out system-specific issues.
• Bluetooth Connection Issues:
  • Ensure the keyboard is in Bluetooth pairing mode (indicator light flashing).
  • Verify Bluetooth is enabled on your device and it's discoverable.
  • Remove any previous pairings of the keyboard from your device's Bluetooth settings and attempt to re-pair.
  • Ensure the keyboard battery is sufficiently charged.
  • Keep the keyboard within the 10-meter Bluetooth range of your device.
• Backlight Not Working/Customization Issues:
  • Check the brightness level using the dedicated dial.
  • Ensure the keyboard is not in a mode where backlighting is disabled.
  • For custom backlight issues, ensure the settings were saved correctly.
• Keys Not Registering:
  • Clean the affected keys to remove any debris.
  • If using Bluetooth, ensure anti-ghosting limits (6-key) are not being exceeded for simultaneous presses.

8. Specifications

9. Warranty & Support

9.1 Warranty Information

The Cosmic Byte CB-GK-14 Sirius Mechanical Keyboard comes with a 1-year warranty against manufacturing defects. Please note that physical damage, water damage, and tampered products are not covered under this warranty.

9.2 Customer Support

For any warranty claims or technical assistance, please contact Cosmic Byte customer support. You can raise a ticket through their customer support portal or directly email them.

When contacting support, be prepared to provide your purchase invoice, product images from all angles, and a short video demonstrating the issue, if applicable. This will help expedite the support process.