be quiet! Light Base 900 DX Black PC Case Instruction Manual
Modelo: BGW69
1. Produto rematadoview
The be quiet! Light Base 900 DX Black is a premium PC case designed for high-performance computing. It features a fully windowed front and side panel, a dual-chamber design, and integrated ARGB LED lighting. This case supports various configurations, including inverted and horizontal layouts, and is compatible with E-ATX motherboards. This manual provides essential information for assembly, operation, and maintenance.

Figura 1: Fronte view of the be quiet! Light Base 900 DX Black PC Case, showcasing its fully windowed design and ARGB lighting strip.
2. Características clave
- Fully Windowed Panels: Large window panels on the front and side provide a clear view de compoñentes internos.
- Integrated ARGB Lighting: A prominent ARGB LED strip is visible from all angles, with control and synchronization capabilities via motherboard.
- Flexible Layout Options: Supports inverted and horizontal positioning, with removable feet for quick configuration changes.
- Amplo soporte de refrixeración: Accommodates up to 10 fans and up to two 420mm radiators, plus an additional 360mm radiator on the side.
- Deseño de dobre cámara: Separates drives and cables from main components for optimized airflow.
- Soporte de tarxeta gráfica: Includes a flexible holder to prevent GPU sag, compatible with both horizontal and vertical GPU installations.
- Backside Connector Motherboard Support: Compatible with designs like Asus BTF, MSI Project Zero, and Gigabyte Project Stealth for a clean, wire-free appearance.
3. Instrucións de configuración
3.1 Eliminación do panel
The side and front glass panels are designed for tool-free removal. Gently lift and detach the panels to access the interior of the case. The top panel can also be removed to access fan/radiator mounting areas.
3.2 Instalación da placa base
The Light Base 900 DX Black supports E-ATX motherboards. Ensure proper standoff placement for your specific motherboard size. The motherboard tray is designed to support backside connector motherboards for simplified cable routing.
3.3 Instalación do ventilador e do radiador
The case offers extensive cooling options:
- Capacidade do ventilador: Up to 10 fans can be installed.
- Soporte de radiador: The top and bottom brackets can each hold a radiator up to 420mm. An additional 360mm radiator can be mounted on the side.
- Removable Brackets: The radiator and fan holders in the lid and base are removable to facilitate installation.
- Fan Hubs: The case includes 2 ARGB and PWM hubs with a total of 12 ports for easy fan and lighting connections.
When installing fans on the bottom tray, ensure you use 140mm fans for optimal fit and coverage. 120mm fans will not fully cover the mounting area.
3.4 Instalación do dispositivo de almacenamento
The dual-chamber design allows for discreet storage installation at the rear of the case. The side bracket can accommodate up to 8x 2.5" SSDs or 4x 3.5" HDDs. Each storage tray can hold either one 3.5" HDD or two 2.5" SSDs.
3.5 Instalación da tarxeta gráfica
The case features a flexible graphics card holder to prevent sag. This holder is compatible with both horizontally and vertically installed GPUs. Ensure adequate clearance, especially with very deep graphics cards, to avoid interference with motherboard components or side-mounted radiators.
3.6 Instalación da fonte de alimentación
The power supply unit (PSU) is mounted in the rear chamber. Ensure your PSU's cable configuration allows for easy routing, as some PSUs with specific cable setups may be challenging to fit.
3.7 Xestión de cables
O caso proporciona ample space and features for efficient cable management:
- Cable Channels: Dedicated channels are available for routing cables neatly.
- Velcro Ties and Clips: Included Velcro ties and plastic clips help secure and organize cables.
- Arandelas de goma: Strategically placed rubber grommets protect cables passing through the chassis.
Proper cable management is crucial for optimal airflow and a clean aesthetic. Utilize the provided features to keep cables tidy and out of the main airflow path.
4. Instrucións de funcionamento
4.1 Encendido/apagado
Press the power button located on the top I/O panel to turn your PC on or off.
Control de LED ARGB 4.2
The integrated ARGB LED strip can be controlled via your motherboard's ARGB software for synchronized lighting effects. Refer to your motherboard manual for specific software instructions.
5. Mantemento
5.1 Limpeza do filtro de po
The case features a removable bottom dust filter. To clean it, you may need to tilt the PC case and unscrew a screw on the bottom backside to access and slide out the filter. Regular cleaning helps maintain optimal airflow and cooling performance.
6 Solución de problemas
- Cooling Issues: Ensure all fans are correctly installed and oriented for proper airflow. Verify radiator placement and fan speeds.
- Dificultades de instalación: Refer to the relevant setup sections and ensure components are installed in the correct order. Some components, like vertical GPU mounts or large PSUs, may require specific installation sequences.
- Xestión de cables If side panels are difficult to close, re-evaluate cable routing and use provided ties/clips to reduce bulk.
- Compatibilidade da placa base: Confirm your motherboard's form factor (E-ATX, ATX, etc.) is supported and that all necessary standoffs are correctly installed.
7. Especificacións
| Característica | Especificación |
|---|---|
| Marca | cala! |
| Nome do modelo | be quiet! LIGHT BASE 900 DX Black |
| Número de modelo do artigo | BGW69 |
| Tipo de caso | Torre |
| Compatibilidade da placa base | ATX, E-ATX |
| Peso do elemento | 13.2 libras (6 quilogramos) |
| Dimensións do produto (LxWxH) | 20.94 x 12.87 x 19.06 polgadas |
| Cor | Negro |
| Material | Aceiro de aliaxe |
| Método de arrefriamento | Aire |
| Tipo de montaxe da fonte de alimentación | Montaxe inferior |
| Número de portos USB 3.0 | 2 |
8. Garantía e soporte
For warranty claims, technical support, or further assistance, please visit the official be quiet! websitio web ou póñase en contacto co servizo de atención ao cliente. Garde o comprobante de compra para validar a garantía.
9. Vídeos de produtos
be quiet! Light Base 900 Overview
Presentación de vídeoasing the key features and design of the be quiet! Light Base 900 series, including its modularity and aesthetic elements.





