1. Introduction
This instruction manual provides essential information for the proper installation, operation, and maintenance of your Twisted Minds Spider 03 Mid-Tower Gaming PC Case. Please read this manual thoroughly before beginning assembly or use to ensure optimal performance and longevity of your product. Keep this manual for future reference.
2. Safety Information
- Always disconnect power from all components before installing or removing any parts from the PC case.
- Handle the tempered glass panel with care. It is fragile and can break if dropped or subjected to impact.
- Avoid placing the PC case in direct sunlight or near heat sources.
- Ensure proper grounding to prevent electrical hazards.
- Keep small parts and screws away from children.
3. Package Contents
Verify that all items listed below are present in your package:
- Twisted Minds Spider 03 Mid-Tower Gaming PC Case
- Accessory box (containing screws, cable ties, and other small parts)
- User Manual (this document)
4. Product Overview
The Twisted Minds Spider 03 is a mid-tower gaming PC case designed for high-performance builds. It features a full tempered glass side panel for component visibility and a robust steel frame. The case supports various cooling configurations and offers ample space for internal components.

Figure 4.1: Front view of the PC case, showcasing the mesh design and pre-installed RGB fans.

Figure 4.2: Interior view with the tempered glass side panel, illustrating the spacious layout for components.

Figure 4.3: Rear view of the PC case, highlighting the PCI expansion slots and rear fan mount.

Figure 4.4: Top I/O panel with USB 3.0, USB 1.0, and HD audio ports.
Key Features:
- Design: Features a full tempered glass left side panel for clear internal visibility and a robust metal right panel.
- Cooling Support: Accommodates 240mm or 360mm liquid cooling radiators in the front. Additional fan mounts are available at the top, rear, and on the PSU shroud.
- Connectivity: Front I/O panel includes USB 3.0, USB 1.0, and HD audio ports for convenient peripheral access.
- Compatibility: Supports ATX, M-ATX, and IT motherboards. Provides space for two 3.5" HDDs and two 2.5" SSDs, along with seven PCI expansion slots.
- Maintenance: Equipped with a magnetic dust filter on the top panel and a PVC filter on the bottom to minimize dust accumulation.
5. Setup and Installation
Follow these steps to install your components into the Twisted Minds Spider 03 PC case:

Figure 5.1: Exploded view of the PC case, illustrating its modular design.
- Prepare the Case: Place the case on a flat, stable surface. Remove the tempered glass side panel by unscrewing the four thumb screws. Remove the right metal side panel.
- Install Motherboard: Install the necessary standoffs for your motherboard (ATX, M-ATX, or IT). Carefully place your motherboard into the case and secure it with screws.
- Install CPU Cooler: If using an air cooler, install it before or after the motherboard, depending on its design. For liquid coolers, mount the radiator (up to 360mm in front) and secure the pump to the CPU.
- Install Graphics Card (GPU): Open the required PCI expansion slots (up to 7 available). Insert your graphics card into the PCIe slot and secure it with screws. The case supports GPUs up to 340mm in length.
- Install Storage Drives: Mount your 3.5" HDDs and 2.5" SSDs into the designated bays. The case supports two 3.5" HDDs and two 2.5" SSDs.
- Install Power Supply Unit (PSU): Slide your PSU into its designated compartment at the bottom of the case and secure it with screws. The case accommodates PSUs between 17.5 cm and 20 cm.
- Cable Management: Route all power and data cables through the cutouts in the motherboard tray to the rear of the case for a clean build and improved airflow.
- Connect Front I/O Cables: Connect the front panel cables (USB 3.0, USB 1.0, HD Audio, Power, Reset, LED) to the corresponding headers on your motherboard.
- Reattach Panels: Once all components are installed and cables are managed, reattach the right metal side panel and the tempered glass side panel.
6. Operating Instructions
After completing the setup, ensure all external peripherals (monitor, keyboard, mouse, etc.) are connected. Press the power button on the front I/O panel to start your system. The front panel also includes USB 3.0 and USB 1.0 ports for connecting various devices and HD audio jacks for headphones and microphones.
7. Maintenance
Regular maintenance helps preserve the performance and appearance of your PC case.
- Dust Filters: The case is equipped with a magnetic dust filter on the top panel and a PVC filter on the bottom. Regularly remove and clean these filters to prevent dust buildup and maintain optimal airflow. Clean with compressed air or a soft brush.
- Exterior Cleaning: Use a soft, damp cloth to wipe down the exterior surfaces of the case. Avoid abrasive cleaners or solvents that could damage the finish or tempered glass.
- Interior Cleaning: Periodically open the side panels and use compressed air to remove dust from internal components and fan blades. Ensure the system is powered off and unplugged before cleaning the interior.
8. Troubleshooting
If you encounter issues with your PC case, consider the following common problems and solutions:
- System Not Powering On:
- Check if the power supply is properly connected and switched on.
- Verify that the front panel power button cable is correctly connected to the motherboard.
- Ensure all internal power cables (24-pin ATX, 8-pin CPU, PCIe for GPU) are securely connected.
- Overheating Components:
- Clean dust filters and internal fans to improve airflow.
- Ensure fans are installed in the correct orientation (intake/exhaust).
- Verify that CPU cooler and GPU fans are functioning correctly.
- Front Panel USB/Audio Not Working:
- Check if the USB and HD Audio cables from the front panel are securely connected to the correct headers on the motherboard.
- Ensure motherboard drivers are up to date.
9. Specifications
| Feature | Specification |
|---|---|
| Model Number | TM-GM-II |
| Material | 0.45mm SPCC (Cold Rolled Commercial Steel Sheets), Black |
| Chassis Dimensions (L x W x H) | 35.5 x 19.5 x 43.5 cm |
| Case Dimensions (L x W x H) | 39.5 x 19.5 x 45.0 cm |
| Motherboard Compatibility | ATX / M-ATX / IT |
| Storage Bays | 2 x 3.5" HDD, 2 x 2.5" SSD |
| Cooling Support (Front) | 240mm / 360mm Liquid Cooler or 3 x 120mm Fans |
| Cooling Support (Rear) | 1 x 120mm Fan |
| Cooling Support (Top) | 2 x 120mm / 140mm Fans |
| Cooling Support (PSU Shroud) | 2 x 120mm Fans |
| PCI Expansion Slots | 7 |
| Max GPU Length | 34 cm (Front panel without fan) |
| Max CPU Cooler Height | 16 cm |
| PSU Size Compatibility | 17.5 to 20 cm |
| Dust Filters | Top (Magnetic), Bottom (PVC) |
| Side Panel | Full Tempered Glass with 4 screws |
| Product Weight | 5.32 kg |
10. Warranty and Support
Twisted Minds products are designed for quality and reliability. For warranty information, please refer to the warranty card included with your purchase or visit the official Twisted Minds website. If you encounter any issues or require technical assistance, please contact Twisted Minds customer support through their official channels.
Contact Information: Please visit the Twisted Minds Store for support and further product information.





