Introducció
This manual provides detailed instructions for the installation, operation, and maintenance of your be quiet! Dark Base PRO 900 Rev. 2 Full Tower ATX PC Case. Please read this manual thoroughly before beginning installation to ensure proper setup and to maximize the performance and longevity of your product.
The Dark Base PRO 900 Rev. 2 is designed for high-end systems and offers exceptional flexibility, silent operation, and advanced cooling capabilities. Its modular design allows for various configurations to suit your specific needs.
Informació de seguretat
- Desconnecteu sempre l'alimentació de la presa de corrent abans d'instal·lar o treure qualsevol component.
- Handle components with care to avoid damage from electrostatic discharge. Consider using an anti-static wrist strap.
- Mantingueu les peces petites i els materials d'embalatge fora de l'abast dels nens.
- Do not attempt to open or repair the case or its components yourself. Refer to qualified service personnel.
- Assegureu-vos que hi hagi una ventilació adequada al voltant de la carcassa de l'ordinador per evitar el sobreescalfament.
Contingut del paquet
Verifiqueu que tots els components que s'enumeren a continuació siguin presents al vostre paquet:
- be quiet! Dark Base PRO 900 Rev. 2 PC Case
- Accessory box with screws, cable ties, and other mounting hardware
- Manual d'usuari
- RGB LED strips (pre-installed or included separately)
- Additional fan mounting brackets (if applicable)
Vídeo: Acabatview of the be quiet! Dark Base PRO 900 Rev. 2 PC case, highlighting its features and components.
Configuració
1. Preparació del cas
Place the case on a stable, flat surface. Remove the side panels by unscrewing the thumbscrews at the rear of the case and sliding the panels backward. The tempered glass side panel should be handled with extreme care.

Imatge: Interior view of the Dark Base PRO 900 Rev. 2, illustrating the internal layout for component installation.
2. Instal·lació de la placa base
The motherboard tray is removable and can be inverted for an inverse layout. To remove, unscrew the mounting screws and slide the tray out. Install your ATX, E-ATX, or XL-ATX motherboard onto the tray using the provided standoffs and screws. Ensure the I/O shield is installed in the case before re-inserting the motherboard tray.
3. Instal·lació de la font d'alimentació (PSU)
Install the PSU from the rear of the case. Secure it with the provided screws. Ensure all necessary cables are routed through the designated cutouts for efficient cable management.
4. Instal·lació de la unitat (HDD/SSD)
The case features modular HDD slots. Each HDD cage can be repositioned or removed. Install 3.5-inch HDDs into the drive cages using the anti-vibration grommets and screws. 2.5-inch SSDs can be mounted directly onto the HDD trays or dedicated SSD mounts behind the motherboard tray.
5. Targeta gràfica i targetes d'expansió
Traieu les cobertes necessàries de les ranures PCIe. Introduïu la targeta gràfica i altres targetes d'expansió a les ranures PCIe de la placa base i fixeu-les amb cargols.
6. Instal·lació del ventilador i del radiador
The case comes with three pre-installed Silent Wings 3 PWM fans. Additional fans or radiators up to 420mm can be installed in various positions (front, top, rear, bottom). Refer to the fan controller section for connecting fans.

Image: Front of the Dark Base PRO 900 Rev. 2 with the door open, showing fan mounts and dust filter access.
7. Gestió de cables
Utilize the numerous cable routing cutouts and Velcro straps behind the motherboard tray to manage cables. This improves airflow and aesthetics.
Instruccions de funcionament
1. Encès
After all components are installed and connected, close the side panels. Connect the power cable to the PSU and a wall outlet. Press the power button located on the top I/O panel to start your system.

Image: Top I/O panel of the Dark Base PRO 900 Rev. 2, highlighting the power button and connectivity options.
2. Control del ventilador
The case features a stepless dual-rail fan controller, switchable between Silence and Performance modes. Use the fan controller switch on the top I/O panel to adjust fan speeds according to your preference for noise or cooling performance.
3. RGB LED Illumination
The integrated RGB LED illumination can be controlled via a dedicated button on the top I/O panel or synchronized with compatible motherboard software. Cycle through various colors and lighting effects to customize your system's appearance.
Manteniment
1. Neteja del filtre de pols
The Dark Base PRO 900 Rev. 2 includes easily removable dust filters at the front, top, and bottom. Regularly clean these filters to maintain optimal airflow and prevent dust buildup inside the case. Simply slide them out, clean with water or a soft brush, and re-insert once dry.
2. Neteja general
Utilitzeu un suau, damp cloth to clean the exterior surfaces of the case. Avoid abrasive cleaners or solvents. For the tempered glass panel, use a glass cleaner and a microfiber cloth to prevent scratches.
Resolució de problemes
- El sistema no s'encén:
- Ensure the PSU is properly connected to the wall outlet and switched on.
- Comproveu totes les connexions d'alimentació a la placa base i als components.
- Verifiqueu que el cable del botó d'engegada del panell frontal estigui connectat correctament a la placa base.
- Els ventiladors no giren:
- Check fan connections to the fan controller or motherboard headers.
- Ensure the fan controller is set to an appropriate speed mode (not off, if applicable).
- RGB LEDs Not Working:
- Verify RGB strip connections to the case's RGB controller or motherboard.
- Si feu servir programari de placa base, assegureu-vos que estigui instal·lat i configurat correctament.
- Soroll excessiu:
- Check if fan speeds are set too high; adjust using the fan controller.
- Ensure all screws are tightened to prevent vibrations.
- Clean dust filters and fans to remove obstructions.
Especificacions
| Característica | Detall |
|---|---|
| Marca | calla! |
| Número de model | BGW14 |
| Tipus de cas | Torre plena |
| Compatibilitat amb la placa base | ATX, E-ATX, XL-ATX |
| Color | Taronja |
| Material | ABS / Aluminum / Steel / 4mm tempered glass |
| Mètode de refrigeració | Aire |
| Ventiladors preinstal·lats | 3 x Silent Wings 3 PWM fans |
| Suport del radiador | Fins a 420 mm |
| Badies d'unitat (internes) | 10 (3.5 Inches) |
| Ports USB 3.0 | 2 |
| Ports USB 3.1 | 1 (tipus C) |
| Il·luminació RGB | Sí |
| Dimensions (P x A x A) | 23.07 "P x 9.57" W x 22.72" H |
| Pes de l'article | 2.2 lliures (Note: This weight appears to be a data entry error and is unusually low for a full tower PC case.) |
Garantia i Suport
Informació de la garantia
Aquest producte està cobert per a Garantia del fabricant de 3 anys from the date of purchase. The warranty covers defects in materials and workmanship under normal use. It does not cover damage caused by misuse, accident, modification, or unauthorized repair.
Conserveu el vostre comprovant de compra per a reclamacions de garantia.
Atenció al client
For technical assistance, troubleshooting, or warranty inquiries, please visit the official be quiet! weblloc web o contacteu directament amb el seu servei d'atenció al client.
Oficial Weblloc: www.bequiet.com