Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Aigo DarkFlash C285 Gaming Case. Designed for enthusiasts, this mid-tower chassis features a spacious interior, excellent cooling support, and a tempered glass side panel to showcase your build. Please read this manual thoroughly before beginning assembly to ensure proper installation and safe operation.
Product Features
The Aigo DarkFlash C285 is engineered to provide a premium building experience with robust features:
- Mid-Tower Form Factor: Compatible with ATX, M-ATX, and M-ITX motherboards.
- Tempered Glass Side Panel: Offers a clear view of internal components.
- Optimized Airflow: Extensive fan and radiator support for superior cooling performance.
- Ample Storage Options: Dedicated bays for HDDs and SSDs.
- Convenient Front I/O: Easy access to USB 3.0, USB 2.0, and HD Audio ports.
- Spacious Interior: Accommodates long graphics cards (up to 410mm) and tall CPU coolers (up to 160mm).
- Durable Construction: Made from steel alloy and tempered glass for longevity.

Figure 1: Angled view of the Aigo DarkFlash C285 Gaming Case, highlighting its white finish and tempered glass side and front panels.
Package Contents
Please verify that all items are present in the package:
- Aigo DarkFlash C285 Gaming Case
- Accessory Box (screws, standoffs, cable ties)
- User Manual (this document)
Setup Guide
Follow these steps to assemble your computer components within the Aigo DarkFlash C285 case.
1. Preparation
- Ensure you have a clean, static-free workspace.
- Gather necessary tools: Phillips head screwdriver, cable ties (some included).
- Unpack the case and place it on a stable surface.
2. Removing Side Panels
The tempered glass side panel is secured with four thumb screws. Carefully unscrew them and gently pull the panel away from the chassis. Repeat for the steel side panel on the opposite side if necessary for cable management access.

Figure 2: Interior view of the case, illustrating the spacious layout for component installation.
3. Motherboard Installation
- Install the I/O shield into the rear opening of the case.
- Align your ATX, M-ATX, or M-ITX motherboard with the pre-installed standoffs. Ensure the standoffs match your motherboard's form factor.
- Secure the motherboard with the provided screws. Do not overtighten.
4. Power Supply Unit (PSU) Installation
The PSU mounts in the dedicated compartment at the rear of the case. Slide the PSU into its bay and secure it with screws from the rear of the chassis.
5. Storage Drive Installation
- 3.5" HDD: Locate the HDD cage. Slide the HDD into the bay and secure it with screws.
- 2.5" SSD: Mount SSDs onto the designated brackets, typically found behind the motherboard tray or on the PSU shroud. Secure with screws.
6. Graphics Card (VGA) and Expansion Card Installation
- Remove the necessary expansion slot covers from the rear of the case.
- Insert your graphics card or other expansion cards into the appropriate PCIe slots on the motherboard.
- Secure the cards with screws.
7. Fan and Radiator Installation
The C285 supports various fan and radiator configurations:
- Lateral: Up to 3 x 120mm or 2 x 140mm fans.
- Top: Up to 3 x 120mm or 2 x 140mm fans, or 120/240/280/360mm radiators.
- Bottom: Up to 3 x 120mm fans.
- Rear: 1 x 120mm fan or 120mm radiator.
- Front (Water Cooler): Supports 120/240/280mm radiators.
Mount fans and radiators using the appropriate screws. Ensure correct airflow direction.

Figure 3: Top view of the case, detailing the mesh panel for fan/radiator mounting and the front I/O ports.
8. Cable Management
Utilize the cable routing cutouts and tie-down points behind the motherboard tray to organize cables. This improves airflow and aesthetics.

Figure 4: Rear interior view, showing the space available for cable management and drive mounting points.
9. Connecting Front I/O Cables
Connect the front panel cables (USB 3.0, USB 2.0, HD Audio, Power Switch, Reset Switch, Power LED, HDD LED) to the corresponding headers on your motherboard. Refer to your motherboard manual for exact pin layouts.
10. Closing the Case
Once all components are installed and cables are managed, carefully reattach the steel side panel and then the tempered glass side panel, securing them with the thumb screws.
Operating Instructions
After successful assembly, connect your peripherals (monitor, keyboard, mouse) and power cable to the PSU. Press the power button on the front panel to start your system.
- Power Button: Initiates system startup or shutdown.
- Reset Button: Restarts the system.
- USB Ports: For connecting external devices.
- HD Audio Jacks: For connecting headphones and microphones.
Maintenance
Regular maintenance helps ensure optimal performance and longevity of your PC components.
- Dust Filters: Periodically remove and clean the dust filters (top, bottom, front if applicable) to maintain good airflow. Use compressed air or a soft brush.
- Tempered Glass Panel: Clean with a soft, lint-free cloth and a mild glass cleaner. Avoid abrasive materials.
- Interior Cleaning: With the system powered off and unplugged, use compressed air to remove dust from inside the case, especially from fans and heatsinks.
Troubleshooting
If you encounter issues, consider the following common solutions:
- System Does Not Power On:
- Ensure the power cable is securely connected to both the PSU and the wall outlet.
- Check that the PSU switch is in the "ON" position.
- Verify all power cables from the PSU are correctly connected to the motherboard and components.
- Confirm the front panel power switch cable is correctly connected to the motherboard header.
- No Display Output:
- Ensure your monitor is connected to the graphics card (not the motherboard I/O, unless using integrated graphics).
- Reseat the graphics card in its PCIe slot.
- Check monitor input source settings.
- Fans Not Spinning:
- Verify fan cables are properly connected to the motherboard or fan controller.
- Check BIOS/UEFI settings for fan control.
For further assistance, please contact customer support.
Specifications
| Model Name | C285 |
| Brand | aigo |
| Form Factor | Mid Tower |
| Motherboard Compatibility | ATX, M-ATX, M-ITX |
| Material | Steel Alloy, Tempered Glass |
| Dimensions (L x W x H) | 425 x 285 x 400 mm |
| Weight | 7.71 kg |
| Expansion Slots | 7 |
| Drive Bays | 1x 3.5" HDD, 2x 2.5" SSD |
| Front I/O Ports | 1x USB 3.0, 2x USB 2.0, HD Audio (Mic/Headphone), Power, Reset |
| Max VGA Length | 410 mm |
| Max CPU Cooler Height | 160 mm |
| Fan Support (Max) | Lateral: 3x 120mm or 2x 140mm Top: 3x 120mm or 2x 140mm Bottom: 3x 120mm Rear: 1x 120mm |
| Radiator Support (Max) | Front: 120/240/280mm Top: 120/240/280/360mm Rear: 120mm |
Warranty and Support
The Aigo DarkFlash C285 Gaming Case comes with a 12-month warranty from the date of purchase, covering manufacturing defects. This warranty does not cover damage caused by improper installation, misuse, accidents, modifications, or unauthorized repairs.
For technical support, warranty claims, or further inquiries, please contact your retailer or visit the official aigo website for contact information.





