1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Ant Esports Crystal X3 LCD Mid-Tower ATX Computer Case. Please read this manual thoroughly before beginning installation to ensure proper setup and optimal performance. Keep this manual for future reference.

Figure 1: Ant Esports Crystal X3 LCD Mid-Tower ATX Computer Case
2. Product Features
- Side LCD Panel: Monitor CPU, GPU, and ambient temperatures directly on the case.
- Seamless Design: Front and side tempered glass panels offer a clear view of internal components.
- Optimized Cooling: Includes 3 pre-installed ARGB-PWM fans and supports up to 360mm radiators.
- Enhanced Airflow: Mesh bottom PSU shroud and side intake fans ensure efficient ventilation.
- High-Speed Connectivity: Front I/O panel features 1x Type-C and 1x USB 3.0 Type-A ports.
- Broad Compatibility: Supports ATX, Micro-ATX, and Mini-ITX motherboards, GPUs up to 390mm, and CPU coolers up to 165mm.
3. Setup and Installation
3.1 Motherboard Installation
The Crystal X3 LCD case supports ATX, Micro-ATX, and Mini-ITX motherboards. Install the necessary standoffs for your motherboard form factor before securing the motherboard.

Figure 2: Motherboard compatibility (Mini-ITX, Micro-ATX, ATX)
3.2 Power Supply Unit (PSU) Installation
The PSU is mounted at the bottom of the case. Ensure the PSU fan faces downwards for optimal airflow through the mesh shroud.

Figure 3: Dedicated PSU zone at the bottom
3.3 Storage Drive Installation
The case supports up to two 3.5" HDDs and one 2.5" SSD. Install HDDs in the dedicated cage beneath the PSU shroud and SSDs on the mounting points behind the motherboard tray.

Figure 4: HDD and SSD mounting locations
3.4 Graphics Card (GPU) and CPU Cooler Installation
The case accommodates GPUs up to 390mm in length and CPU air coolers up to 165mm in height. Utilize the 7 expansion slots for your GPU and other expansion cards.

Figure 5: GPU length and CPU cooler height specifications
3.5 Fan and Radiator Support
The case comes with 3 pre-installed ARGB-PWM fans. Additional fan and radiator configurations are supported as follows:
- Top: 3x 120mm fans or 240mm/360mm radiator
- Rear: 1x 120mm fan
- Side: 2x 120mm fans
- Bottom: 3x 120mm fans

Figure 6: Fan and radiator mounting options
3.6 Front I/O Panel Connections
Connect the front I/O cables (USB 3.0, USB Type-C, HD Audio, Power, Reset, LED) to the corresponding headers on your motherboard. Refer to your motherboard manual for specific header locations.

Figure 7: Front I/O Panel layout with Power Button, LED Button, LED Indicator, TRRS Audio, USB 3.0, USB-C, and Reset Button.
4. Operating Instructions
4.1 Powering On/Off
Press the power button located on the front I/O panel to turn on your system. To turn off, use the operating system's shutdown function or press and hold the power button for several seconds.
4.2 Side LCD Panel Operation
The integrated LCD panel displays real-time CPU, GPU, and ambient temperatures. To unlock full functionality and control, download the dedicated software.

Figure 8: QR code for software download to control LCD display.
4.3 ARGB Fan Control
The pre-installed ARGB fans can be controlled via the LED button on the front I/O panel. To synchronize the ARGB lighting with your motherboard's software, long-press the LED button until the fans sync with the motherboard's RGB controller.

Figure 9: Illustration of customizable ARGB fan lighting.
5. Maintenance
5.1 Dust Filter Cleaning
The case features a magnetic dust filter on the top panel. Regularly remove and clean this filter to prevent dust buildup and maintain optimal airflow. Gently wash with water and allow to dry completely before reattaching.

Figure 10: Magnetic dust filter on the top panel.
5.2 General Cleaning
Use a soft, dry cloth to clean the exterior surfaces of the case, including the tempered glass panels. Avoid abrasive cleaners or solvents that may damage the finish.
6. Troubleshooting
- System not powering on: Ensure all power cables (24-pin ATX, 8-pin CPU, GPU, etc.) are securely connected. Verify the PSU switch is in the 'ON' position. Check front panel power button connection to the motherboard.
- Fans not spinning or RGB not working: Confirm fan power cables and ARGB headers are correctly connected to the motherboard or fan controller. If using motherboard software for RGB, ensure it is installed and configured. Try long-pressing the LED button on the front I/O to sync with the motherboard.
- LCD panel not displaying: Ensure the LCD panel's power and data cables are correctly connected. Install the required software for full functionality (refer to Section 4.2).
- Poor airflow/high temperatures: Check that all fans are spinning correctly and are oriented for proper airflow (intake/exhaust). Clean dust filters regularly. Ensure no cables are obstructing airflow paths.
7. Specifications
| Feature | Specification |
|---|---|
| Brand | Ant Esports |
| Model Name | Crystal X3 LCD |
| Case Type | Mid Tower |
| Motherboard Compatibility | ATX, Micro ATX, Mini ITX |
| GPU Length Support | Up to 390mm |
| CPU Cooler Height Support | Up to 165mm |
| Expansion Slots | 7 |
| Storage Bays | 2x 3.5" HDD, 1x 2.5" SSD |
| Pre-installed Fans | 3x ARGB-PWM Fans |
| Radiator Support (Top) | 240mm / 360mm |
| Front I/O Ports | 1x USB 3.0, 1x Type-C, Audio, Power, Reset, LED Control |
| Special Features | Side LCD Panel for System Monitoring, Tempered Glass Front & Side, Magnetic Dust Filter |
| Item Weight | 5.7 Kilograms |
| Dimensions (D x W x H) | 450mm x 210mm x 480mm (approx.) |

Figure 11: Product dimensions (210mm W x 450mm D x 480mm H).
8. Warranty and Support
8.1 Warranty Information
This Ant Esports Crystal X3 LCD Computer Case comes with a 1-year warranty from the date of purchase. The warranty covers manufacturing defects. Please retain your proof of purchase for warranty claims.
8.2 Customer Support
For technical assistance, troubleshooting, or warranty inquiries, please contact Ant Esports customer support:
- Manufacturer: Ant Esports
- Importer: Acro Engineering Company
- Refer to the official Ant Esports website for the most current contact information and support resources.