LITE-ON PS-2461-7H 460W Power Supply Unit Instruction Manual

1. Introduction

This manual provides essential information for the safe and efficient use of your LITE-ON PS-2461-7H 460W Power Supply Unit (PSU). Designed for desktop and server computer applications, this non-modular PSU delivers reliable power to your system components. Please read this manual thoroughly before installation and operation.

2. Safety Information

Always observe the following safety precautions to prevent injury and damage to the PSU or other components:

• Do not open the PSU casing. High voltages inside can cause electric shock.
• Ensure the power supply is disconnected from the main power outlet before installation or maintenance.
• Install the PSU in a well-ventilated area to prevent overheating.
• Use only the provided or compatible power cables.
• Avoid exposing the PSU to moisture or extreme temperatures.
• If the PSU is damaged or malfunctioning, do not attempt to repair it. Contact qualified service personnel.

3. Specifications

The LITE-ON PS-2461-7H PSU offers the following technical specifications:

4. Package Contents

Your package should contain:

• 1 x LITE-ON PS-2461-7H 460W Power Supply Unit
• (Power cable and mounting screws may be included depending on the retailer/bundle)

5. Installation Guide

Follow these steps to install the PSU into your computer system:

1. Prepare Your System: Disconnect your computer from the power outlet. Open the computer case.
2. Remove Old PSU (if applicable): Disconnect all cables from the old PSU to your motherboard, graphics card, and other components. Unscrew and remove the old PSU.
3. Install New PSU: Carefully slide the LITE-ON PS-2461-7H into the PSU bay of your computer case. Secure it with screws.



4. Connect Cables:
   • Connect the main 20+4 pin ATX power connector to your motherboard.
   • Connect the 4+4 pin EPS/ATX 12V connector to your motherboard (for CPU power).
   • Connect PCIe power connectors (6+2 pin) to your graphics card(s) if required.
   • Connect SATA power connectors to your storage drives (HDDs/SSDs) and optical drives.
   • Connect Molex connectors to any other peripherals that require them.

   

5. Cable Management: Route cables neatly to ensure proper airflow and a clean build.
6. Close Case and Power On: Close your computer case, connect the main power cable to the PSU, and then plug it into a wall outlet. Power on your system.

6. Operating Instructions

The LITE-ON PS-2461-7H PSU operates automatically once installed and connected. It provides stable power to your system components. Ensure your system's power button is functioning correctly to turn the computer on and off. The PSU's fan will activate as needed to maintain optimal operating temperatures.

7. Maintenance

Proper maintenance ensures the longevity and performance of your PSU:

• Keep it Clean: Periodically clean the exterior of the PSU and its fan grille to prevent dust buildup, which can impede airflow and cause overheating. Use compressed air for hard-to-reach areas. Ensure the system is powered off and unplugged before cleaning.



• Ensure Proper Airflow: Make sure your computer case has adequate ventilation and that the PSU's fan is not obstructed.
• Avoid Overloading: Do not connect components that exceed the PSU's total wattage or individual rail capacities.

8. Troubleshooting

If you encounter issues with your PSU, try the following steps:

• No Power:
  • Check if the main power cable is securely connected to both the PSU and the wall outlet.
  • Ensure the power switch on the back of the PSU (if present) is in the 'ON' position.
  • Verify that all internal power connectors are firmly seated on the motherboard and components.
  • Test the wall outlet with another device to confirm it has power.
• System Instability/Crashes:
  • Ensure the PSU is adequately rated for all your system components.
  • Check for proper ventilation to prevent overheating.
  • If possible, test the PSU with a different set of components or in another system to isolate the issue.
• Unusual Noises:
  • A rattling or grinding noise might indicate a faulty fan. Ensure no cables are obstructing the fan blades.
  • If the noise persists, the PSU may require service.

If troubleshooting steps do not resolve the issue, contact technical support.

9. User Tips

• Cable Management: Proper cable management not only makes your build look cleaner but also significantly improves airflow within your case, helping to keep all components, including the PSU, cooler.
• Power Requirements: Always ensure your PSU's wattage is sufficient for your system's components, especially if you plan to upgrade your graphics card or CPU. A general rule is to have at least 20-30% headroom above your estimated peak power consumption.
• Regular Dust Checks: Dust is the enemy of electronics. Regularly check and clean the fan intake and exhaust areas of your PSU to prevent thermal issues and extend its lifespan.

10. Warranty and Support

This LITE-ON PS-2461-7H Power Supply Unit comes with a 6-month warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use. It does not cover damage caused by misuse, accident, unauthorized modification, or improper installation.

For technical support, warranty claims, or further assistance, please contact your retailer or the manufacturer directly.

For a complete and detailed user manual, please refer to the official PDF document available at: LITE-ON PS-2461-7H User Manual (PDF).