be quiet! Dark Power Pro 11 850W Data Sheet
![be quiet! Dark Power Pro 11 850W Power Supply manual cover](/images/ecgTmTMatieTTllKpRSskRMJ/thumbs/thumb175x175.webp)
The Dark Power Pro 11 850W Power Supply features 80 PLUS Platinum efficiency, modular cable management, a SilentWings 3 fan for quiet operation, and support for multi-GPU systems with up to four PCIe connectors.
To install the power supply, first ensure your PC is powered off. Place the PSU into the designated slot in your case, typically at the bottom rear. Secure it with screws, connect the main power cables to the motherboard, and attach peripheral connectors as needed.
Check if the power supply unit is receiving power and the system is turned on. The SilentWings 3 fan is temperature-controlled and may not spin if the PSU is not under load or if it is cool enough.
This PSU is compatible with most modern GPUs, as it provides four PCIe connectors and sufficient wattage for multi-GPU setups. Check the power requirements of your specific GPU model to ensure compatibility.
Routinely clean the power supply's exterior vents with compressed air to remove dust buildup. Ensure all connections are secure and inspect cables for any signs of wear or damage.
Ensure the power supply cables are securely connected to the motherboard and components. Check for any overheating issues and verify that the PSU is not overloaded by your system's power demands.
The Overclocking Key allows you to switch between single and multi-rail operation. Connect the overclocking switch to the designated header on the PSU and use it to toggle the mode based on your overclocking needs.
This PSU is compatible with most ATX cases. Ensure your case has sufficient space and that the PSU's dimensions fit within your case's PSU compartment.
A buzzing noise could be caused by coil whine, which is not harmful. However, if the noise is loud or persistent, ensure the PSU is not overloaded and that all connections are secure.
Use the modular cable management system to only connect the cables you need. Route cables through the back of the case and use cable ties or Velcro straps to keep them organized and out of airflow paths.