Introduction
This manual provides detailed instructions for the installation, operation, maintenance, and troubleshooting of the ADVANTECH PS8-500FATX-GB 80+ Gold Flex ATX Power Supply. This power supply unit (PSU) is designed to deliver stable and efficient power to your system, featuring 500W output with 3.3V, 5V, 12V, and -12V outputs, and RoHS compliance.
Safety Information
Please read all safety instructions carefully before installing or operating the power supply. Failure to follow these instructions may result in electric shock, fire, or damage to the product and connected equipment.
- Ensure the power supply is disconnected from the AC power source before installation or maintenance.
- Do not open the power supply casing. High voltage components inside pose a risk of electric shock.
- Install the power supply in a well-ventilated area to prevent overheating.
- Use only the cables provided or approved by ADVANTECH for this power supply.
- This product is designed for indoor use only.
Package Contents
Verify that all items are present in the package:
- ADVANTECH PS8-500FATX-GB Power Supply Unit
- AC Power Cord
- Mounting Screws
- User Manual (this document)
Setup and Installation
Follow these steps to properly install the power supply into your system:
- Prepare Your System: Ensure your computer system is powered off and disconnected from the AC outlet. Open the computer case.
- Remove Old PSU (if applicable): Disconnect all cables from the old power supply. Unscrew and remove the old PSU from the chassis.
- Install New PSU: Carefully place the ADVANTECH PS8-500FATX-GB into the power supply bay of your computer case. Ensure the fan is facing the correct direction for optimal airflow (usually facing down or out of the case). Secure the PSU with the provided mounting screws.
- Connect Main Power Cables:
- Connect the 20+4 pin ATX main power connector to the motherboard.
- Connect the 4+4 pin EPS/ATX 12V connector to the motherboard CPU power socket.
- Connect Peripheral Cables: Connect SATA power connectors to hard drives, SSDs, and optical drives. Connect PCIe power connectors to graphics cards if required. Connect Molex connectors to other peripherals as needed.
- Cable Management: Route cables neatly to improve airflow and aesthetics.
- Close Case and Connect AC Power: Close your computer case. Connect the AC power cord to the power supply and then to a wall outlet or surge protector.

Image 1: The ADVANTECH PS8-500FATX-GB 500W Flex ATX Power Supply, showing its compact form factor and various power connectors. This image illustrates the physical appearance of the unit and its attached cabling.
Operating Instructions
Once installed, operating the power supply is straightforward:
- Power On: After connecting all necessary cables and the AC power cord, press the power button on your computer case. The power supply will automatically provide power to your system.
- Power Off: Shut down your computer through the operating system. The power supply will enter a low-power state. For complete power disconnection, switch off the power supply's main switch (if present) or unplug the AC power cord.
- Monitoring: Modern motherboards and operating systems often provide tools to monitor power supply voltages. Refer to your motherboard manual for details.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your power supply:
- Dust Cleaning: Periodically clean the power supply fan and vents to prevent dust buildup, which can impede airflow and cause overheating. Use compressed air for this purpose, ensuring the system is powered off and unplugged.
- Cable Inspection: Regularly check all power cables for any signs of wear, fraying, or damage. Replace damaged cables immediately.
- Environmental Conditions: Operate the power supply within its specified temperature and humidity ranges. Avoid extreme conditions.
Troubleshooting
If you encounter issues with your power supply, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| System does not power on. |
|
|
| System powers on but shuts down immediately. |
|
|
| Unusual noises from PSU. |
|
|
If the problem persists after trying these solutions, contact ADVANTECH customer support for further assistance.
Specifications
| Feature | Detail |
|---|---|
| Model | PS8-500FATX-GB |
| Brand | ADVANTECH |
| Form Factor | Flex ATX |
| Output Wattage | 500 Watts |
| Efficiency Rating | 80+ Gold |
| Output Voltages | 3.3V, 5V, 12V, -12V |
| Connector Type | ATX (20+4 pin, 4+4 pin EPS/ATX 12V, SATA, PCIe, Molex) |
| Compliance | RoHS |
| Item Weight | 12.99 pounds |
| Manufacturer | Advantech Co |
| ASIN | B08SMRH5V8 |
| UPC | 040048829683 |
Warranty and Support
ADVANTECH products are designed for reliability and performance. For warranty information and technical support, please refer to the official ADVANTECH website or contact their customer service department.
- Official Website: www.advantech.com
- Customer Support: Refer to the "Contact Us" section on the official website for regional support details.
Please retain your proof of purchase for warranty claims.





