1. Nhanganyaya
This manual provides comprehensive instructions for the installation, operation, and maintenance of your darkFlash DS900 ATX Mid-Tower PC Case. Designed for optimal performance and aesthetics, this case features a 270° panoramic tempered glass panel, pre-installed PWM ARGB fans, and high-speed connectivity. Please read this manual thoroughly before beginning installation to ensure proper setup and safe operation.

Figure 1: darkFlash DS900 ATX Mid-Tower PC Case (White)
2. Zvigadzirwa zveChigadzirwa
- Zvisina kuvhiringidzwa View: Experience this PC case's awe-inspiring 270° panoramic tempered glass panel. This exceptional design provides an expansive and clear view of your hardware and RGB lighting. The high-strength tempered glass ensures excellent clarity and durability.
- Upgraded High-Speed I/O Panel: The PC case features a high-speed I/O panel that offers USB 3.0 ports and a Type-C interface, providing lightning-fast connectivity options for seamless data transfer and device compatibility.
- Kutonhodza Kwakakwana: Equipped with four PWM ARGB fans, this computer case ensures optimal airflow and heat dissipation. It supports up to 10 fans and a 360mm radiator for efficient cooling.
- Kufunga Kugadzira: Features magnetic dust filters at the top and front panel to reduce dust for keeping your components free from dust. Also includes an anti-slip bottom structure to prevent slipping or sliding on various surfaces.
- Kuisa Nyore: With its user-friendly design, this darkFlash PC case makes installation a breeze. Enjoy hassle-free cable management and quick access to your components, making upgrades and maintenance effortless.

Figure 2: Upgraded Design with Screwless Disassembly on Three Sides

Figure 3: Superior Cooling Potential with Multiple Airflow Channels
3. Setup uye Kuiswa
3.1 Kugadzirira Nyaya
Before installing components, ensure the case is placed on a stable, flat surface. Remove the tempered glass panels and side panels for easier access. The DS900 case features screwless disassembly on three sides for convenience.
3.2 Mitemo yekuisa yezvikamu
- Motherboard: The case supports ATX, M-ATX, and ITX motherboards. Install standoffs as required for your motherboard size.
- CPU Inotonhorera: Accommodates CPU coolers up to 170mm in height.
- Kadhi remifananidzo (GPU): Supports GPUs up to 425mm (16.7 inches) in length.
- Madhiraivha ekuchengetera:
- One 2.5" SSD mount.
- One 3.5" HDD or 2.5" SSD mount.
- Power Supply Unit (PSU): Bottom mount design for ATX PSUs.
- Fans and Radiators:
- Pre-installed: Four 120mm PWM ARGB fans (three on the side, one in the rear).
- Top: Supports up to 360mm radiator or three 120mm/two 140mm fans.
- Rear: One 120mm fan.
- Side: Three 120mm fans.
- Bottom: Two 120mm fans.

Figure 4: Internal Layout and Component Support
3.3 Cable Management
The DS900 case is designed with optimized cable assembly. Relocate the majority of cable connectors to the rear of the motherboard tray to conceal cables and improve airflow. Utilize the provided cable tie points for a clean build.

Figure 5: Cable Assembly Optimization
4. Operating Instructions
4.1 Front I/O Panel Functions
The top I/O panel provides convenient access to essential ports and controls:
- Bhatani reSimba: Initiates system power on/off.
- Reset Bhatani: Restarts system.
- USB 3.0 Chiteshi: For high-speed data transfer (up to 300MB/s).
- USB 2.0 Chiteshi: For standard data transfer (up to 40MB/s).
- Type-C Port: For ultra-fast data transfer (up to 1280MB/s) and modern device compatibility.
- HD Audio Jacks: Separate ports for microphone and headphones.
- Bhatani re LED: Controls the lighting modes of the pre-installed ARGB fans. Note: An RGB Hub Controller is not included with the case. Lighting control depends on motherboard compatibility or an external controller.

Figure 6: High-Speed I/O Panel
4.2 ARGB Fan Operation
The pre-installed PWM ARGB fans offer adjustable speed and rich light modes. These fans can synchronize with motherboard lighting software for integrated control. Ensure proper connection to your motherboard's ARGB header or a dedicated ARGB controller.

Figure 7: darkFlash PWM ARGB Fan Features
5. Kuchengeta
5.1 Dust Sefa Yekuchenesa
To maintain optimal airflow and prevent dust buildup, regularly clean the magnetic dust filters located on the top and front panels. These filters are easily removable for cleaning.

Figure 8: Magnetic Dust Filter
5.2 General Kuchenesa
Wipe down the exterior of the case, including the tempered glass panels, with a soft, damp cloth. Avoid using abrasive cleaners or solvents that could damage the finish or glass.
6. Kugadzirisa matambudziko
6.1 Fans Not Lighting Up
- Check if the ARGB fan cables are securely connected to the motherboard's ARGB header or a dedicated ARGB controller.
- Iva nechokwadi chekuti software yeARGB yebhodhibhodhi yako yakaiswa uye yakagadziridzwa nemazvo.
- Verify that the LED button on the I/O panel is functioning or if an external controller is properly powered.
6.2 USB Ports Haisi Kushanda
- Confirm that the USB 3.0, USB 2.0, and Type-C headers from the case are correctly plugged into the corresponding ports on your motherboard.
- Check your motherboard's BIOS settings to ensure USB ports are enabled.
6.3 Poor Airflow/Overheating
- Chenesa mafirita eguruva nguva nenguva sezvakatsanangurwa muchikamu cheMaintenance.
- Ensure all fans are spinning correctly and are oriented for optimal airflow (intake/exhaust).
- Verify that internal cables are neatly managed and not obstructing airflow.
7. Zvinotsanangurwa
| Feature | Detail |
|---|---|
| Model Name | DS900 |
| Nyaya Type | Mid tower |
| Motherboard Kuenderana | ATX, M-ATX, ITX |
| Dimensions (L x W x H) | 8.6 x 17.8 x 17 inches (218 x 454 x 434 mm) |
| Material | Metal, Tempered Glass |
| Color | Chena |
| Pre-yakaiswa Fans | 4 x 120mm PWM ARGB Fans |
| Rutsigiro rweMax Fan | Up to 10 x 120mm Fans |
| Radiator Tsigiro | Kusvikira 360mm (Pamusoro) |
| Max CPU Inotonhorera Kureba | 170mm |
| Kureba kweMax GPU | 425mm |
| Drive Bays | 1 x 2.5" SSD, 1 x 3.5" HDD/2.5" SSD |
| Kumberi I / O Zviteshi | 1 x USB 3.0, 1 x USB 2.0, 1 x Type-C, HD Audio, LED Control, Power, Reset |
| Item Weight | 15 makirogiramu |

Mufananidzo 9: Case Dimensions
8. Warranty uye Tsigiro
For warranty information, technical support, or any inquiries regarding your darkFlash DS900 PC Case, please contact darkFlash customer service. You can find contact details and further resources on the official darkFlash websaiti kana kuburikidza nenzvimbo yako yekutenga.
Visit the official darkFlash store for more information: darkFlash Store





