Darmoshark GK81

Darmoshark Motospeed GK81 Wireless Mechanical Gaming Keyboard User Manual

Model: GK81 | Brand: Darmoshark

1. Introduction

The Darmoshark Motospeed GK81 is a versatile 104-key mechanical gaming keyboard designed for both wireless (2.4G) and wired connectivity. It features customizable RGB backlighting, hot-swappable OUTEMU switches, and macro programming capabilities, making it suitable for various gaming and productivity needs on PC and laptop systems.

Darmoshark GK81 keyboard showing 2.4G Wireless and Wired modes
Figure 1: Darmoshark GK81 keyboard, highlighting its dual 2.4G wireless and wired connectivity.

2. Package Contents

Please check the box for the following items:

  • 1x GK81 Keyboard
  • 1x 2.4G Wireless Receiver
  • 1x USB Cable (for wired connection and charging)
  • 1x English/Chinese Manual

3. Specifications

Key features of the GK81 keyboard including 104 mechanical switches, RGB backlight, aluminum cover, stepless knob, anti-ghosting, and double injection key-caps.
Figure 2: Overview of GK81's key features.
Feature Description
Model GK81
Keys 104 Keys
Switches OUTEMU Blue Switch / Red Switch (Hot-swappable)
Keycap Material PBT plastic (Double injection keycaps)
Backlight Type Multicolor RGB
Operation Style Mechanical
Connection 2.4G Wireless, Wired (USB)
Battery Capacity 1300mAh Lithium battery
Anti-ghosting Full keys Anti-ghosting
Macro Programming Supported
Material Aluminum Alloy (Fuselage material: alloy panels)
System Support WINXP/VISTA/WIN7/WIN8/WIN10
Application Desktop, Laptop
Keyboard Size 436 x 147 x 28 mm
Keyboard Weight 830g
Cable Length 1.5M
Language Russian, English
Certification CE
Detailed product parameters and specifications for the Motospeed GK81 keyboard, including dimensions, weight, key count, and material.
Figure 3: Product Parameters and Specification Table.

4. Setup

4.1 Wired Mode

To use the keyboard in wired mode, simply connect the provided USB cable from the keyboard to an available USB port on your computer. The keyboard will be automatically recognized and ready for use.

4.2 2.4G Wireless Mode Pairing

Follow these steps to pair your keyboard in 2.4G wireless mode:

  1. Insert the 2.4G wireless receiver into an available USB port on your computer.
  2. On the keyboard, simultaneously short press the FN + P keys to initiate the code pairing process.
  3. The blue indicator light on the keyboard will flash once to indicate pairing mode.
  4. If the code pairing is successful, the blue light will turn off.
  5. If pairing fails, repeat the above steps.
Diagram illustrating how to connect the GK81 keyboard in both wireless (2.4GHz with USB dongle) and wired (USB cable) modes.
Figure 4: Wireless and Wired Connection Modes.

5. Operating Instructions

5.1 Multimedia Key Combinations

The GK81 keyboard features dedicated multimedia functions accessible via the FN key combinations:

  • FN + F1: Media Select
  • FN + F2: My Computer
  • FN + F3: Favorites
  • FN + F4: Mute
  • FN + F5: Stop
  • FN + F6: Previous Track
  • FN + F7: Play/Pause
  • FN + F8: Next Track
  • FN + F9: E-mail
  • FN + F10: Website
  • FN + F11: Calculator
  • FN + F12: Search
Keyboard layout highlighting FN + F1-F12 for multimedia functions and the Volume Control Knob.
Figure 5: Multimedia Key Combinations.

5.2 Volume/Brightness Adjustment Knob

The aluminum alloy stepless knob located on the top left of the keyboard serves a dual purpose:

  • Rotate the knob to control the volume level.
  • Press and hold the knob, then rotate to adjust the keyboard backlight brightness.
Close-up of the Volume/Brightness Adjustment Knob, explaining its function.
Figure 6: Volume/Brightness Adjustment Knob.

5.3 Backlight Customization

The GK81 offers extensive RGB backlight customization:

  • Dynamic Lighting Effects (FN + INS): Switch between 18 different dynamic lighting effects. For each effect, you can further adjust the light color, brightness, and speed.
  • Switch Light Color (FN + DEL): Toggle between rainbow lighting and 8 kinds of monochromatic light effects.
Visual guide for dynamic lighting effects (FN+INS) and switching light colors (FN+DEL), showing Ripple, Streamer, Laser, and Raindrop modes.
Figure 7: Backlight Customization Options.

5.4 Macro Programming

The keyboard supports macro programming, allowing you to assign complex sequences of commands to a single key. Refer to the official software or detailed manual for specific instructions on how to set up and manage macros.

6. Maintenance

To ensure the longevity and optimal performance of your GK81 keyboard, follow these maintenance guidelines:

  • Cleaning: Regularly clean the keyboard with a soft, dry cloth. For dust and debris between keycaps, use compressed air. For stubborn stains, a slightly damp cloth with mild soap can be used, ensuring no liquid enters the keyboard.
  • Keycap Removal: If removing keycaps for deeper cleaning or switch replacement, use a keycap puller to avoid damaging the keycaps or switches.
  • Switch Care: The hot-swappable switches allow for easy replacement. If a switch malfunctions, it can be carefully pulled out and a new compatible OUTEMU switch inserted.
  • Storage: When not in use for extended periods, store the keyboard in a dry, dust-free environment.
  • Avoid Liquids: Keep liquids away from the keyboard to prevent damage to internal components.

7. Troubleshooting

If you encounter any issues with your GK81 keyboard, please refer to the following common troubleshooting steps:

  • Keyboard Not Responding (Wired): Ensure the USB cable is securely connected to both the keyboard and the computer. Try a different USB port or cable.
  • Keyboard Not Responding (Wireless): Make sure the 2.4G wireless receiver is properly inserted and the keyboard is paired (refer to Section 4.2). Check the keyboard's battery level.
  • Keys Not Working: If specific keys are not responding, try cleaning around the keycap. Since the switches are hot-swappable, consider replacing the faulty switch if cleaning doesn't resolve the issue.
  • Backlight Issues: Use the FN + INS and FN + DEL combinations to cycle through lighting effects and adjust brightness. Ensure the keyboard is not in a low-power state if using wireless mode.
  • Lag or Disconnection (Wireless): Ensure the receiver is not obstructed and is within close proximity to the keyboard. Avoid interference from other 2.4GHz devices.
  • Charging Issues: Ensure the USB cable is correctly connected for charging. The keyboard's indicator light should show charging status.
Detailed explanation of 104 Mechanical switches and Full keys Anti-Ghosting, including a graph of switch operating characteristics.
Figure 8: Anti-Ghosting and Switch Characteristics.

8. User Tips

  • Switch Types: The GK81 comes with either Blue or Red OUTEMU switches. Blue switches provide a tactile bump and an audible 'click' sound, often preferred for typing. Red switches offer a linear, smooth press without a tactile bump or click, generally favored by gamers for quick, repetitive key presses. Choose the switch type that best suits your usage.
  • Battery Management: To maximize battery life in wireless mode, consider turning off the RGB backlighting when not needed or setting it to a lower brightness level.
  • Firmware Updates: Check the official Darmoshark website periodically for any available firmware updates, which can improve performance or add new features.
Close-up of keyboard switches, illustrating 'Low Profile Mechanical Switch' with descriptions for Blue and Red switches.
Figure 9: Blue vs. Red Mechanical Switches.

9. Warranty and Support

This product is covered by a manufacturer's warranty. For detailed warranty information, technical support, or service inquiries, please refer to the warranty card included in your package or contact the official Darmoshark customer support channels. Keep your proof of purchase for warranty claims.

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