Introduction
This manual provides detailed instructions for the assembly, operation, maintenance, and troubleshooting of your BITFENIX CETO High Airflow PC Gaming Case. Please read this manual thoroughly before beginning installation to ensure proper setup and optimal performance. Keep this manual for future reference.
Product Features
- Panoramic Tempered Glass Panels for clear internal visibility.
- Enhanced High Airflow design with pre-installed Infinity Mirroring ARGB Fans (3x Reverse, 1x Standard).
- Reverse Connection Motherboard Compatible, supporting ATX, mATX, and Mini ITX motherboards.
- Extensive Cooling Support: Top radiator support up to 360mm/280mm/240mm (thickness up to 27mm), Rear 120mm/140mm.
- Generous Component Clearance: GPU support up to 410mm, Air Cooler support up to 181mm, PSU support up to 200mm.
- Magnetic Dust Filters on Top, Bottom, and Right Steel Panel for easy maintenance.
- Ample Storage Capacity: 1+1 x 3.5" Drive Bay, 2 x 2.5" Drive Bay.
- Convenient I/O Panel: 1 x Type C, 2 x USB 3.0 ports.
- 32.5mm Cable Management Space for a clean build.
Package Contents
Before proceeding with installation, please ensure all items listed below are present in your package:
- BITFENIX CETO PC Gaming Case
- Pre-installed ARGB Fans (3x Reverse, 1x Standard)
- Accessory Box (screws, cable ties, standoffs, etc.)
- Instruction Manual (this document)
Specifications
| Feature | Specification |
|---|---|
| Model Name | CETO White ARGB |
| Motherboard Compatibility | ATX, mATX, Mini ITX |
| Case Type | Mid Tower |
| Material | Tempered Glass, Steel |
| Product Dimensions (LxWxH) | 17.9"D x 9.3"W x 17.7"H (453mm x 235mm x 450mm) |
| Item Weight | 17.2 pounds |
| Max GPU Length | 410mm |
| Max CPU Cooler Height | 181mm |
| Max PSU Length | 200mm |
| Radiator Support (Top) | 360mm/280mm/240mm (max thickness 27mm) |
| Radiator Support (Rear) | 120mm/140mm |
| Drive Bays (3.5") | 1+1 |
| Drive Bays (2.5") | 2 |
| I/O Ports | 1 x Type C, 2 x USB 3.0 |
| Cable Management Space | 32.5mm |
| Cooling Method | Air, Water |
Safety Information
- Always disconnect power before installing or servicing components.
- Handle tempered glass panels with care to prevent breakage.
- Avoid touching internal components while the system is powered on.
- Ensure proper grounding to prevent electrostatic discharge (ESD) damage.
- Keep small parts and tools away from children.
Setup and Installation
Preparing the Case
To begin, remove the side panels for easier access to the interior. The tempered glass panel is designed for tool-free removal.

Image: Gently pull the snap-on tempered glass panel to remove it. Always hold the glass panel with two hands for safety.
Motherboard Installation
Install your ATX, mATX, or Mini ITX motherboard onto the pre-installed standoffs. Secure it with the provided screws. This case supports reverse connection motherboards for cleaner cable routing.

Image: The interior layout of the BITFENIX CETO case, showing the motherboard mounting area and space for reverse connection motherboards.
Power Supply Installation
Mount your power supply unit (PSU) in the designated compartment. The case supports PSUs up to 200mm in length. Ensure all necessary cables are routed through the cable management cutouts.

Image: Illustration of the power supply mounting area and drive bays, indicating support for ATX standard PSUs up to 200mm.
Storage Drive Installation
Install your 3.5" and 2.5" drives into the provided drive bays. The case offers 1+1 x 3.5" drive bays and 2 x 2.5" drive bays.

Image: Detailed view of the storage capacity, showing 2x 2.5" drive bays or 1x 3.5" drive bay, and an additional 1x 3.5" drive bay.
GPU Installation
The BITFENIX CETO case supports graphics cards up to 410mm in length, accommodating most high-performance GPUs. Carefully insert your GPU into the PCIe slot on your motherboard and secure it.

Image: Diagram illustrating the maximum graphics card support of 410mm and maximum CPU cooler height of 181mm.
Cooling System Installation (Fans & Radiators)
The case comes with 4 pre-installed Infinity Mirroring ARGB fans (3x reverse, 1x standard) for optimal airflow. Additional cooling options include top radiator support up to 360mm and rear radiator support up to 140mm.

Image: Cooling layout showing radiator support for 360mm/280mm/240mm at the top and 120mm/140mm at the rear.
Cable Management
Utilize the 32.5mm cable management space behind the motherboard tray to route and secure cables. This helps maintain optimal airflow and a clean aesthetic.

Image: Illustration highlighting the cable management space and routing options behind the motherboard tray.
Operating Instructions
Powering On/Off
Press the power button located on the top I/O panel to turn your system on or off. A short press typically powers on, while a longer press may initiate a shutdown sequence depending on your operating system settings.
I/O Panel Usage
The top I/O panel provides convenient access to essential ports for your peripherals.

Image: Close-up of the top I/O panel, featuring 1x Type C port, 2x USB 3.0 ports, and the power/reset buttons.
ARGB Fan Control
The pre-installed ARGB fans can be controlled via your motherboard's ARGB software (if compatible) or through the integrated ARGB controller, typically connected to the reset button for cycling through lighting modes.
Maintenance
Cleaning Dust Filters
Regularly clean the magnetic dust filters located on the top, bottom, and right steel panel to maintain optimal airflow and prevent dust buildup inside your system.

Image: Illustration of the removable magnetic dust filters on the top, bottom, and side panel for easy cleaning.
General Cleaning
For external surfaces, use a soft, dry cloth. For internal components, use compressed air to gently remove dust. Ensure the system is powered off and unplugged before cleaning.
Troubleshooting
- System not powering on: Check all power connections, including the PSU, motherboard 24-pin, and CPU 8-pin. Ensure the power button cable is correctly connected to the motherboard.
- Fans not spinning or RGB not working: Verify fan power cables and ARGB cables are securely connected to the fan hub/controller and motherboard. Check motherboard software for ARGB control.
- Overheating: Ensure all fans are installed correctly and spinning. Clean dust filters regularly. Verify proper thermal paste application on the CPU cooler.
- USB ports not functioning: Check the USB header connections from the top I/O panel to the motherboard.
Warranty and Support
For detailed warranty information, technical support, and service inquiries, please visit the official BITFENIX website or contact their customer service department. Keep your proof of purchase for warranty claims.





