1. Introducció
This manual provides essential instructions for the installation, operation, and maintenance of your Lian-Li Galahad II LCD CPU Liquid Cooler. This all-in-one (AIO) liquid cooler is designed to deliver superior thermal performance for high-end CPUs, featuring an integrated LCD screen for system monitoring and personalization.

Image 1.1: The Lian-Li Galahad II LCD CPU Liquid Cooler, showcasing the radiator, three SL-Infinity fans, and the pump block with its customizable LCD display.
2. Contingut del paquet
Please verify that all components are present before beginning installation. The package should contain the following items:
- Lian-Li Galahad II LCD 360mm Radiator with Integrated Pump/Cold Plate
- 3 x SL-Infinity 120mm Fans
- Maquinari de muntatge per a sòcols Intel i AMD
- Thermal Paste (pre-applied or in a syringe)
- Fan and RGB Controller
- Required Cables (USB, PWM, ARGB)
- Manual d'usuari

Image 2.1: Included mounting hardware and accessories for the Galahad II LCD cooler.
3. Especificacions
| Característica | Detall |
|---|---|
| Model | Galahad II LCD |
| Mida del radiador | 360 mm |
| Tipus de bomba | Asetek de 8a generació |
| Pantalla LCD | 2.88" IPS (480x480 pixels, 500 nits) |
| Tipus de ventilador | SL-Infinity 120mm (Fluid Dynamic Bearing) |
| Nivell de soroll | Tan baix com 26.7 dBA |
| Endolls compatibles | Intel LGA 1700/1200/115x, AMD AM5/AM4 |
| Material | Alumini (radiador) |
| Connector d'alimentació | 4-pins |
| Voltage | 1 Volts |
| Wattage | 19.6 watts |
| Dimensions del producte | 18 cm de llargada x 9 cm d'amplada x 6 cm d'alçada |

Image 3.1: The 360mm aluminum radiator, a key component for heat dissipation.
4. Compatibilitat
The Lian-Li Galahad II LCD CPU Liquid Cooler offers broad compatibility with modern CPU sockets:
- Sòcols Intel: LGA 1700, LGA 1200, LGA 115x (1150, 1151, 1155, 1156)
- Sòcols AMD: AM5, AM4
Ensure your motherboard and CPU socket type match the supported list for proper installation and function.
5. Configuració i instal·lació
Proper installation is crucial for optimal performance. Please refer to the detailed installation guide provided in your package for step-by-step instructions specific to your CPU socket. A general overview of the installation process includes:
- Prepareu el vostre sistema: Power down your computer and disconnect all cables. Remove your existing CPU cooler.
- Instal·leu la placa posterior (si cal): Fixeu la placa posterior adequada a la part posterior de la placa base, alineant-la amb els forats del sòcol de la CPU.
- Muntar el radiador i els ventiladors: Secure the radiator and pre-attached fans to an available mounting location in your PC case (e.g., top, front, or side). Ensure proper airflow direction.
- Aplicar pasta tèrmica: If not pre-applied, apply a small amount of thermal paste to the center of your CPU's integrated heat spreader (IHS).
- Instal·leu la bomba/placa freda: Carefully place the pump/cold plate assembly onto the CPU, aligning the mounting holes. Secure it with the appropriate screws and brackets for your CPU socket.
- Connectar els cables: Connect the pump's PWM cable to the CPU_FAN header on your motherboard. Connect the fan cables and RGB cables to the included controller, and then connect the controller to your motherboard's USB header and a SATA power connector. Ensure all connections are secure.
- Instal·lació de programari: Download and install the Lian-Li L-Connect software from the official Lian-Li website to control the LCD display, fan speeds, and RGB lighting.
For detailed visual instructions, always consult the comprehensive installation manual included with your product.
6. Operating the Cooler and LCD Display
Once installed and powered on, the Lian-Li Galahad II LCD cooler will begin cooling your CPU. The integrated 2.88" IPS LCD screen on the pump block offers extensive customization options via the L-Connect software:
- Monitorització del sistema: Display real-time CPU temperature, GPU temperature, fan speeds, and other system statistics.
- Custom Images & GIFs: Upload and display your favorite images or animated GIFs to personalize your system's aesthetic.
- Text personalitzat: Showcase custom text messages or system information.
- Efectes d'il·luminació: Synchronize the LCD's lighting with the SL-Infinity fans' ARGB effects.
Use the L-Connect software to configure these settings to your preference.
7. Manteniment
Regular maintenance helps ensure the longevity and optimal performance of your liquid cooler:
- Eliminació de pols: Periodically clean the radiator fins and fan blades using compressed air to remove dust buildup. Dust can impede airflow and reduce cooling efficiency.
- Inspeccionar tubs: Check the tubing for any signs of kinks, leaks, or damage. Ensure the connections to the pump and radiator are secure.
- Inspecció del ventilador: Ensure all fans are spinning freely and quietly. Replace any fans that exhibit excessive noise or reduced performance.
- Actualitzacions de programari: Keep the L-Connect software and firmware updated to benefit from performance improvements and new features.
Do not attempt to open the pump or radiator, as this will void the warranty and may cause damage.
8. Solució De Problemes
If you encounter issues with your Lian-Li Galahad II LCD cooler, consider the following troubleshooting steps:
- No Power/No RGB:
- Check all power connections, especially the SATA power to the controller.
- Ensure the USB cable from the controller is securely connected to a motherboard USB header.
- Verify that the L-Connect software is installed and running.
- Temperatures altes de la CPU:
- Confirm the pump is running (you may feel a slight vibration or hear a faint hum).
- Ensure the cold plate is making proper contact with the CPU. Re-seat the cooler if necessary, and re-apply thermal paste.
- Check fan orientation and ensure they are pushing air through the radiator effectively.
- Netegeu qualsevol acumulació de pols a les aletes del radiador.
- La pantalla LCD no es mostra:
- Verify the USB connection from the pump to the controller and from the controller to the motherboard.
- Ensure the L-Connect software is installed and updated.
- Check for any error messages within the L-Connect software.
- Soroll excessiu:
- Identify if the noise is coming from the fans or the pump.
- Adjust fan curves in the L-Connect software or BIOS to reduce fan speed.
- If pump noise is excessive, ensure the pump is running at its recommended speed and that there are no air bubbles trapped in the loop (tilting the case gently may help dislodge them).
If issues persist after following these steps, please contact Lian-Li customer support.
9. Garantia i Suport
Lian-Li products are manufactured to the highest quality standards. This product is covered by a manufacturer's warranty against defects in materials and workmanship. The specific warranty period and terms may vary by region. Please retain your proof of purchase for warranty claims.
For technical support, warranty inquiries, or to download the latest software and drivers, please visit the official Lian-Li website or contact their customer service department. You can find more information and resources at www.lian-li.com.





