1. Overview
The Rosewill Spectra D100 is an ATX Mid Tower gaming case designed for PC enthusiasts and builders. It features a tempered glass side panel to showcase internal components and comes with pre-installed RGB LED fans for enhanced aesthetics and cooling. This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your Spectra D100 case.

Front view of the Rosewill Spectra D100 ATX Mid Tower Gaming Case, highlighting the mesh front panel and three pre-installed RGB fans.
2. Features
- Tempered Glass Side Panel: A durable tempered glass panel provides a clear view of your internal PC components.
- Top-Mounted I/O Ports: Convenient access to 2x USB 3.0 ports and 1x USB 2.0 port, along with audio jacks.
- Pre-installed RGB LED Ring Fans: Four pre-installed RGB fans (three front, one rear) offer vibrant lighting and efficient airflow.
- Extensive Fan Support: Supports up to 6 fans for optimized cooling performance.
- VGA Card Compatibility: Accommodates VGA cards up to 350 mm in length.
- ATX Motherboard Support: Designed for ATX, Micro-ATX, and Mini-ITX motherboards.
3. Setup
Follow these steps to assemble your PC components within the Rosewill Spectra D100 case.
3.1 Preparing the Case
- Carefully remove the tempered glass side panel by unscrewing the thumb screws. Place it on a soft, flat surface to prevent scratches.
- Remove the rear side panel to access the cable management area.

Interior view of the Rosewill Spectra D100 case, showing the tempered glass side panel installed.
3.2 Motherboard Installation
- Install the I/O shield that came with your motherboard into the designated slot at the rear of the case.
- Align your motherboard with the standoffs inside the case. Ensure all standoff holes on the motherboard match the pre-installed standoffs.
- Secure the motherboard using the provided screws. Do not overtighten.

Interior view of the Rosewill Spectra D100 case, showing the motherboard tray and various mounting points.
3.3 Power Supply Unit (PSU) Installation
- Position your PSU in the dedicated shroud at the bottom rear of the case.
- Secure the PSU with screws from the rear of the case.
- Route necessary PSU cables through the cutouts in the PSU shroud and motherboard tray for cable management.

Close-up view of the PSU shroud area, indicating where the power supply unit is installed.
3.4 Storage Drive Installation
The Spectra D100 supports multiple storage drives:
- 2.5" SSDs: Mount up to two 2.5" SSDs on the dedicated brackets located on the motherboard tray.
- 3.5" HDDs: Install up to two 3.5" HDDs in the drive cage located beneath the PSU shroud.

Illustration of 2.5-inch SSD mounting locations on the motherboard tray.

Illustration of the 3.5-inch HDD drive cage located beneath the PSU shroud.
3.5 Graphics Card and Expansion Cards
- Remove the necessary expansion slot covers at the rear of the case.
- Insert your graphics card or other expansion cards into the appropriate PCIe slots on your motherboard.
- Secure the cards with screws.
3.6 Cable Management
Utilize the cable routing cutouts and tie-down points behind the motherboard tray to organize cables. This improves airflow and aesthetics.

Rear interior view of the Rosewill Spectra D100 case, illustrating the space available for cable management behind the motherboard tray.
4. Operating
4.1 Front Panel I/O Ports
The top-mounted I/O panel provides convenient access to essential connections:
- USB 3.0 Ports (x2): For high-speed data transfer.
- USB 2.0 Port (x1): For standard USB devices.
- HD Audio Jacks: Separate ports for headphones and microphone.
- Power Button: To turn the system on/off.
- Reset Button: To restart the system.
- LED Control Button: To cycle through RGB lighting modes for the pre-installed fans.

Close-up view of the top-mounted I/O ports, including USB ports, audio jacks, and control buttons.
4.2 RGB Fan Control
The pre-installed RGB fans are connected to a fan controller. Use the dedicated LED control button on the top I/O panel to cycle through various lighting effects and colors. Refer to your motherboard's manual for potential software control options if the fan controller supports it.
5. Maintenance
Regular maintenance helps ensure optimal performance and longevity of your PC components.
5.1 Dust Filter Cleaning
The Spectra D100 case includes removable dust filters to prevent dust buildup inside the system. Clean these filters periodically:
- Top Magnetic Dust Filter: Gently lift the magnetic filter from the top panel.
- Bottom PSU Dust Filter: Slide out the filter located beneath the power supply unit.
Clean the filters using compressed air or by rinsing them with water (ensure they are completely dry before reinstallation). Reinstall the filters once clean.

Demonstration of removing the top magnetic dust filter for cleaning.

Demonstration of removing the bottom dust filter, located under the power supply unit.
5.2 General Cleaning
Use a soft, dry cloth to wipe down the exterior of the case. For the tempered glass panel, use a glass cleaner and a microfiber cloth to avoid streaks.
6. Troubleshooting
This section addresses common issues you might encounter with your Spectra D100 case.
6.1 Fans Not Lighting Up or Spinning
- Check Connections: Ensure all fan cables are securely connected to the fan controller, and the fan controller itself is properly powered (e.g., via a SATA power connector from your PSU).
- Power Supply: Verify that your power supply unit is functioning correctly and providing power to the fan controller.
- LED Button: Press the LED control button on the top I/O panel to cycle through lighting modes. It might be set to an 'off' mode.
6.2 Front Panel USB/Audio Ports Not Working
- Internal Connections: Confirm that the USB 3.0, USB 2.0, and HD Audio cables from the front panel are correctly plugged into the corresponding headers on your motherboard. Refer to your motherboard manual for header locations.
- Driver Installation: Ensure your motherboard's chipset and audio drivers are installed and up to date.
6.3 Difficulty with Cable Management
- Plan Ahead: Before installing components, plan your cable routes.
- Utilize Tie-Down Points: Use zip ties or Velcro straps with the provided tie-down points behind the motherboard tray to bundle and secure cables.
- Modular PSU: If using a modular power supply, only connect the cables you need to reduce clutter.
7. Specifications
| Feature | Specification |
|---|---|
| Product Dimensions | 20.6 x 20.3 x 11.5 inches |
| Item Weight | 17.8 pounds |
| ASIN | B084JCCW3S |
| Item Model Number | SPECTRA D100-A |
| Date First Available | July 25, 2019 |
| Manufacturer | Rosewill |
| Brand | Rosewill |
| Motherboard Compatibility | ATX, Micro-ATX, Mini-ITX |
| Case Type | Mid Tower |
| Color | Black |
| Material | Tempered Glass, Steel |
| Power Supply Mounting Type | Bottom Mount |
| Cooling Method | Air, Water (supports radiators) |
| Fan Size | 120 Millimeters (pre-installed) |
| Number of Expansion Slots | 7 |
8. Warranty and Support
For warranty information and technical support, please refer to the official Rosewill website or contact their customer service directly. Keep your proof of purchase for warranty claims.
Rosewill Official Website: www.rosewill.com





