Introduction
This manual provides detailed instructions for the assembly, operation, and maintenance of your Cooler Master MasterBox TD500 Mesh Airflow ATX Mid-Tower PC case. Please read this manual thoroughly before beginning installation to ensure proper setup and optimal performance.
Features Overview
- Polygonal Mesh Front Panel: Features a 3-dimensional contour, providing high airflow and dust filtration.
- Crystalline Tempered Glass Side Panel: Precision engineered for strength and aesthetics through CNC machining.
- Three Pre-installed 120mm ARGB Fans: Provides significant airflow and customizable lighting.
- Extensive Cooling Support: Supports up to 2x 360mm radiators on the top and front panels, and up to 7x 120mm fans.
- E-ATX Motherboard Compatibility: Accommodates motherboards up to 10.5 inches wide.
Physical Overview
Front Panel
The front panel features a full mesh design with a polygonal pattern, optimizing airflow. Three 120mm ARGB fans are pre-installed behind the mesh.

Image: Front view of the Cooler Master MasterBox TD500 Mesh case, showcasing the polygonal mesh and illuminated ARGB fans.
Front I/O Ports
Located on the top edge of the front panel, the I/O ports provide convenient connectivity.

Image: Close-up of the top-front I/O panel, showing 2x USB 3.0 ports, power button, audio jacks, ARGB control button, and 1x USB-C port.
Top Panel
The top panel features a large ventilated section covered by a magnetic dust filter, which can be easily removed for cleaning or fan/radiator installation.
Side Panels
The main side panel is a crystalline tempered glass panel, allowing a clear view of internal components. The opposite side panel is solid steel.

Image: Angled view of the case, highlighting the crystalline tempered glass side panel and the polygonal mesh front panel with ARGB fans.
Rear Panel
The rear panel includes a fan mount for a 120mm fan, motherboard I/O cutout, and a bottom-mounted power supply slot with a removable dust filter.
Internal Layout
The case features a two-compartment design for efficient component separation and cable management.

Image: Internal view showing motherboard support areas for Mini-ITX, Micro-ATX, and ATX form factors.
Main Compartment
This larger compartment houses the motherboard, supporting up to E-ATX (12" x 10.7" with some limitations). It offers multiple cable routing holes for clean builds.
PSU Shroud
A full-length power supply shroud separates the main compartment from the bottom. It includes a cutout for front radiator installation and a window to display the power supply.
Rear of Motherboard Tray
Behind the motherboard tray, you'll find a fan hub and ARGB controller, pre-wired to the included fans. There are also two mounts for 2.5-inch SSDs and numerous tie-down points for cable management.
Bottom Compartment
The bottom compartment houses the power supply and a removable hard drive cage. The cage supports two 3.5-inch drives and one 2.5-inch drive.
ARGB Lighting Control
The three pre-installed ARGB fans are connected to an included fan hub and ARGB controller. Lighting effects and colors can be cycled using the dedicated button on the front I/O panel. The ARGB signal can also be passed through to a compatible motherboard for software control.
Specifications
| Feature | Specification |
|---|---|
| Brand | Cooler Master |
| Model Name | TD500 Mesh |
| Item Model Number | MCB-D500D-KGNN-S01 |
| Case Type | Mid Tower |
| Motherboard Compatibility | ATX, E-ATX (up to 10.5") |
| Color | TD500 Mesh Black ARGB |
| Material | Steel, Plastic, Tempered Glass, Mesh |
| Item Weight | 15.29 pounds |
| Product Dimensions (LxWxH) | 22.52 x 11.42 x 22.44 inches |
| Cooling Method | Fan |
| Fan Size | 120 Millimeters |
| Power Supply Mounting Type | Bottom Mount |
Setup and Installation
The MasterBox TD500 Mesh is designed for ease of assembly and component installation.
Component Clearances

Image: Diagram illustrating maximum component clearances: CPU Cooler 165mm, Graphics Card 410mm, Power Supplies 180mm.
Cooling Support

Image: Diagram detailing fan and radiator support: Top (3x 120mm or 2x 140mm fans; 120/240/360mm radiator), Front (3x 120mm or 2x 140mm fans; 120/140/240/280/360mm radiator), Rear (1x 120mm fan; 1x 120mm radiator).
Panel Removal
The front panel can be easily removed by pulling from the bottom. The top panel is secured by a single thumb screw at the rear and slides off. The tempered glass side panel is secured by a locking screw at the back; once unscrewed, it can be pulled back and lifted off.
Fan and Radiator Installation
The top panel's ventilated section can be fully removed for easier installation of fans or radiators. The front panel supports various fan and radiator configurations as detailed in the specifications.
Drive Installation
The case supports up to two 2.5-inch SSDs mounted behind the motherboard tray. The bottom compartment includes a removable hard drive cage for two 3.5-inch drives and one 2.5-inch drive.
Cable Connections
Utilize the provided cable routing holes and tie-down points for efficient cable management. Connect front I/O cables (USB, audio, power, ARGB) to your motherboard as per your motherboard's manual.
Operating
To power on your PC, press the large power button on the front I/O panel. Use the dedicated ARGB button to cycle through lighting effects and colors for the pre-installed fans. For advanced lighting control, connect the ARGB signal to your motherboard and use compatible software.
Maintenance
Regularly clean the magnetic dust filters on the top and bottom of the case to maintain optimal airflow and prevent dust buildup. The front mesh panel can also be removed for cleaning.
Troubleshooting
If you encounter issues with ARGB lighting, ensure all fan and ARGB connections to the controller and/or motherboard are secure. Refer to your motherboard's manual for specific ARGB header locations and software instructions if attempting motherboard sync.





