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Need help?Do you have a question about the Logitech G915 LIGHTSPEED and is the answer not in the manual?
Covers essential information for using the device.
Steps to connect using the LIGHTSPEED wireless technology.
Steps to connect via Bluetooth.
Information on how to charge the device.
Details on the keyboard's special features.
Programmable keys for custom functions and macros.
Details on dynamic lighting effects and customization.
Disables Windows key to prevent game interruptions.
Adjusting keyboard brightness through a dedicated button.
Storing custom profiles directly on the keyboard.
Dedicated keys for media playback and volume.
Explanation of battery status indicator lights.
Information on wireless connection controls.
Details about connecting via Bluetooth.
Instructions for safely removing and replacing keycaps.
Guidelines for maintaining and cleaning the keyboard.
Guides for Bluetooth connection and resolving issues.
Steps for connecting your Logitech device to various operating systems.
Solutions for common Bluetooth connection problems.
Steps to resolve firmware update issues for the receiver.
Instructions on using the G HUB pairing tool.
Frequently asked questions about the Logitech G HUB software.
Dimensions and weight of the keyboard.
Details on switch actuation distance and force.
Information about the 2-year limited hardware warranty.
How to get technical support and contact Logitech.
Link to download the Logitech G HUB software.
The Logitech G915 LIGHTSPEED Wireless RGB Mechanical Gaming Keyboard is a high-performance peripheral designed for gamers, offering a blend of wireless freedom, customizable RGB lighting, and mechanical key switches. This keyboard is engineered to provide a responsive and immersive gaming experience with its advanced LIGHTSPEED wireless technology and a host of user-friendly features.
The G915 LIGHTSPEED serves as a primary input device for computers, enabling users to type, execute commands, and control various applications, particularly in gaming environments. Its core function is to provide precise and rapid key actuation, crucial for competitive gaming. The keyboard supports both LIGHTSPEED wireless and Bluetooth® connections, offering flexibility in how it connects to different devices. The LIGHTSPEED connection is optimized for gaming, providing a fast 1 ms report rate, ensuring minimal latency. The Bluetooth® connection allows for broader compatibility with various devices such as Windows, macOS, Chrome OS, Android, and iOS/iPadOS systems, making it a versatile tool for both work and play.
A key feature of the G915 is its RGB backlighting, which is fully customizable. Users can select from a wide range of lighting effects and colors, enhancing the aesthetic appeal of their setup and providing visual cues during gameplay. The keyboard also includes dedicated G-keys, which are programmable macro keys, allowing users to assign complex commands or sequences of actions to a single key press. This functionality is particularly beneficial in games where quick access to multiple abilities or functions is essential.
The Game Mode button is another crucial feature for gamers. When activated, this button disables the standard Windows key and Menu key, preventing accidental interruptions during intense gaming sessions. This ensures that users remain focused on their game without inadvertently opening the Start menu or other system functions.
Media controls are integrated into the keyboard, providing convenient access to volume adjustment, playback control (play/pause, skip back, skip forward), and mute functions. These controls allow users to manage their audio and video content without having to alt-tab out of their game or application.
The G915 also boasts onboard memory, allowing users to save up to three profiles directly to the keyboard. These profiles can store custom G-key assignments and lighting effects, making it easy to switch between different configurations for various games or applications without relying on software. This is especially useful when using the keyboard on different computers or when G HUB software is not installed.
Getting started with the G915 is straightforward. For LIGHTSPEED connection, users simply plug the included receiver dongle into a USB port on their PC or Mac. The keyboard will automatically connect, indicated by a white light on the LIGHTSPEED button. For Bluetooth® connection, users press and hold the Bluetooth® button for three seconds until the LED starts blinking, indicating pairing mode. They can then connect the keyboard through their device's Bluetooth® settings. Once paired, the Bluetooth® button will show a blue light.
Charging the G915 is done via a USB cable. The battery indicator light provides clear feedback on the battery status: it pulses green when charging, shows green momentarily when started if the battery is above 15%, and shows red when the keyboard needs charging. This ensures users are always aware of their power levels and can avoid unexpected disconnections.
The keyboard's lighting features are highly interactive. Beyond the G HUB software, the G915 offers onboard lighting effects. By holding down the Brightness button and pressing number keys (1-0, -, +), users can cycle through various effects such as Colorwave (left to right, right to left, center out, bottom up), Color cycle, Ripple, Breathing, and User-stored lighting. The brightness can also be adjusted using the Brightness button.
The programmable G-keys are a powerful tool for customization. With five G-keys and three M-keys, users can create up to 15 unique functions per game. Macros can be recorded directly on the keyboard by pressing the MR key, then a G-key, typing the desired sequence, and pressing MR again. This allows for quick on-the-fly macro creation without needing to open software.
The onboard memory feature allows for seamless profile management. Users can save up to three profiles (M1, M2, M3) via G HUB software. These profiles are then accessible directly from the keyboard, enabling users to switch between different G-key assignments and lighting settings instantly, even when G HUB is not running or installed.
Maintaining the G915 LIGHTSPEED is designed to be simple and user-friendly. For cleaning, Logitech recommends using a soft, lint-free, or microfiber cloth. A damp cloth can be used for more thorough cleaning. It is crucial to avoid harsh cleaning solutions and to never immerse the keyboard in liquids, as this can damage the internal components.
Keycap removal and replacement are also supported, allowing users to clean underneath the keycaps or replace them if desired. The manual provides visual guidance on how to safely remove and reattach keycaps, ensuring that users can keep their keyboard in optimal condition.
Firmware updates are an important aspect of maintaining the keyboard's performance and compatibility. Logitech G HUB software facilitates these updates for both the keyboard and its LIGHTSPEED receiver. The software provides prompts for available updates and guides users through the process. In cases where the receiver or device firmware gets stuck during an update, the manual provides troubleshooting steps, including unplugging and replugging the receiver, using different USB ports, and utilizing the Device Pairing Tool within G HUB.
The Device Pairing Tool is a valuable maintenance feature, especially for managing connections. It allows users to pair replacement USB receivers with their mouse or keyboard, and even connect two LIGHTSPEED devices to a single LIGHTSPEED keyboard receiver. This tool ensures that users can easily re-establish connections or expand their LIGHTSPEED ecosystem if needed.
Battery management is also made easy with the clear battery indicators and charging instructions. Users are advised to keep their operating system up to date to ensure optimal Bluetooth® connectivity and overall device performance. In case of frequent disconnections or lag with Bluetooth®, the manual provides a comprehensive troubleshooting guide, including checking proximity to other wireless devices, battery levels, and ensuring the device is in pairing mode.
Logitech also encourages users to submit feedback reports through their Logitech Options Software, contributing to continuous product improvement and addressing any potential bugs or issues. This commitment to user feedback helps ensure the long-term reliability and functionality of the G915 LIGHTSPEED keyboard.
General| Connection Type | LIGHTSPEED Wireless, Bluetooth, USB |
|---|---|
| Switch Type | GL Tactile, GL Linear, GL Clicky |
| Battery Life | 30 hours (100% brightness) |
| Keycap Material | ABS |
| Actuation Point | 1.5 mm |
| Actuation Force | 50 g |
| Total Travel Distance | 2.7 mm |
| Wireless Range | Up to 10 meters |
| Dedicated Media Controls | Yes |
| Compatibility | Windows 7 or later, macOS 10.11 or later |
| Backlighting | RGB (LIGHTSYNC RGB) |
| Dimensions | 475 mm x 150 mm x 22 mm (18.7 in x 5.9 in x 0.9 in) |
| Weight | 1025 g |
| Keyboard Layout | Full Size |
| Onboard Memory | Yes |
| Programmable G-keys | 5 |
