1. Introdución
The MININGEEK GM100 is a compact 4.3L Mini PC case designed for small form factor (SFF) builds, ideal for HTPC (Home Theater PC) or business applications. This chassis supports ITX motherboards and Flex power supplies, offering a sleek and efficient solution for your computing needs. This manual provides detailed instructions for assembly, operation, and maintenance.

Figura 1: Fronte view of the MININGEEK GM100 Mini PC Case.
2. Características do produto
- Deseño compacto: Smaller than A4 paper, with dimensions of 205 x 232 millimeters on the side and 90 millimeters wide for a slim profile.
- Compatibilidade da placa base: Supports ITX motherboards.
- Soporte de fonte de alimentación: Compatible with FLEX PSUs.
- E/S frontal: Features 2x USB 3.0 front ports for convenient connectivity.
- Compatibilidade con tarxetas gráficas: Accommodates single-fan graphics cards up to 185mm in length and 25mm in thickness (when CPU cooler height is less than 45mm). PCIe riser not included.
- Liquidación do refrigerador da CPU: Supports CPU coolers up to 70mm in height.
- Fluxo de aire optimizado: Mesh panels with 0.8mm precision-machined holes facilitate air circulation for efficient component cooling.
3. Especificacións
| Característica | Especificación |
|---|---|
| Nome do modelo | GM100 |
| Dimensións (LxWxH) | 3.54 x 8 x 9 polgadas (90 x 203 x 229 mm) |
| Volume | 4.3 litros |
| Material | Metal |
| Compatibilidade da placa base | Mini ITX |
| Tipo de fonte de alimentación | Flex ATX (Rear Mount) |
| Límite de altura do refrigerador da CPU | Ata 70 mm |
| Graphics Card Length Limit | Up to 185mm (single fan, thickness up to 25mm, if CPU cooler < 45mm) |
| Portos de E / S dianteiros | 2x USB 3.0 |
| Soporte de almacenamento | 1x 2.5" SSD or 1x 3.5" HDD (configuration dependent) |
| Método de arrefriamento | Air (Mesh panels for ventilation) |

Figure 2: GM100 Packing List and Specification Details.
4. Configuración e instalación
Carefully follow these steps to assemble your MININGEEK GM100 Mini PC case. It is recommended to wear an anti-static wrist strap during installation to prevent damage to components.
4.1 Desembalaxe e preparación inicial
Remove all components from the packaging. Verify that all parts listed in the packing list are present. Place the chassis on a stable, flat surface.

Figura 3: Fronte view of the GM100 case.
4.2 Side Panel Removal
Unscrew the retaining screws on the rear of the chassis to remove the side panels. This will provide access to the interior for component installation.

Figura 4: Interno view of the GM100 case with side panel removed.
4.3 Instalación da placa base
Install your Mini ITX motherboard into the chassis. Ensure proper alignment with the standoffs and secure it with the provided screws. Connect the front panel I/O cables (USB 3.0, power button, power LED) to the corresponding headers on the motherboard.

Figure 5: Illustrated guide for motherboard and power supply installation.
4.4 Instalación da fonte de alimentación
Install the Flex ATX power supply into its designated rear-mount position. Secure it with screws. Connect the 24-pin ATX power connector and the 4/8-pin CPU power connector to the motherboard.
4.5 Instalación do dispositivo de almacenamento
Mount your 2.5-inch SSD or 3.5-inch HDD to the designated bracket within the chassis. Connect the SATA power and data cables to the drive and motherboard.

Figura 6: Traseira view of the GM100 case, illustrating power supply and I/O panel area.
4.6 Instalación da tarxeta gráfica (opcional)
If installing a single-fan graphics card (up to 185mm length, 25mm thickness), carefully insert it into the PCIe slot. Ensure it is properly seated and secured. Note that a PCIe riser cable is not included and may be required depending on your motherboard and GPU configuration.
4.7 Xestión de cables
Organize all internal cables to ensure optimal airflow and prevent interference with components. Use cable ties if necessary to secure loose cables.
4.8 Peche do expediente
Once all components are installed and cables are managed, reattach the side panels and secure them with the retaining screws.
4.9 Vídeos de instalación
The following videos demonstrate general ITX case assembly principles that may be helpful during your MININGEEK GM100 installation:
SGPC K39 ITX Mini Case Installation
Video 1: Installation guide for a similar SGPC K39 ITX mini case, demonstrating general assembly steps.
L300 Installation Guide
Video 2: Installation guide for the L300 case, showcasing component installation in a compact chassis.
Mini PC Case Assembly Overview
Vídeo 3: Un breve resumoview of mini PC case assembly, highlighting key steps.
Mini ITX Case Quick Look
Video 4: A quick demonstration of a mini ITX case, useful for visual reference.
5. Instrucións de funcionamento
Once assembled, connect your monitor, keyboard, mouse, and power cable to the appropriate ports. Press the power button on the front panel to start your system. Refer to your motherboard and operating system manuals for specific boot-up and software configuration instructions.
6. Mantemento
- Limpeza: Regularly clean the exterior of the case with a soft, dry cloth. For mesh panels, use compressed air to remove dust buildup. Ensure the system is powered off and unplugged before cleaning.
- Fluxo de aire: Keep the mesh panels clear of obstructions to maintain optimal airflow and cooling performance.
- Comprobacións de compoñentes: Periodically check internal components for dust accumulation and ensure all connections are secure.
7 Solución de problemas
- O sistema non se acende: Verify all power connections (24-pin ATX, 4/8-pin CPU, front panel power switch) are correctly seated. Ensure the power supply is switched on and connected to a working outlet.
- Sen saída de visualización: Check that the monitor is correctly connected to the graphics card or motherboard (if using integrated graphics) and that the monitor is powered on.
- Sobrequecemento: Ensure proper cable management to avoid obstructing airflow. Verify that CPU cooler and any case fans are functioning correctly. Clean dust from mesh panels and heatsinks.
- Conexións soltas: If experiencing intermittent issues, power off the system and re-seat all internal cables (SATA, power, front panel).
8. Garantía e soporte
The MININGEEK GM100 Mini PC Case comes with a standard manufacturer's warranty against defects in materials and workmanship. For specific warranty terms, technical support, or service inquiries, please refer to the MININGEEK official websitio web ou póñase en contacto co seu vendedor. Garde o comprobante de compra para reclamacións de garantía.





