Seasonic GX750W Focus Power Supply Instruction Manual

Seasonic GX750W Focus Power Supply Instruction Manual

WARNING! IMPORTANT SAFETY INFORMATION ****

Warning!

• NEVER, under any circumstances, open the power supply This device complies with Part 15 of the FCC Rules. High voltage inside. WARRANTY IS VOID once the Operation is subject to the following two conditions: cover is removed.     (1) this device may not cause harmful interference, and
• DO NOT insert any object into the fan grill or the ventilation (2) this device must accept any interfer ence received, area of the power supply unit. including interference that may cause undesired operation.
• DO NOT place any object in front of the fan or the Product: Switching Power Supplyventilation area of the power supply unit that may obstruct               • Model name: Please refer to the rating label on the product. or restrict airflow.              • Contact: www.seasonic.com/contact-us
• USE ONLY the Seasonic modular cables provided with the power supply unit.
• Keep the power supply unit in a dry environment, away from
• The power supply unit is for integration into a computer system and not intended for external or outdoor

Remove your old PSU (power supply unit)

Test your Seasonic PSU before installation

• Plug the AC power cord into the Make sure that the AC power is coming directly from the wall outlet.
  _It is recommended to use a high quality surge protector to protect the PSU and the system.

_

• Connect both the 18-pin and 10-pin connectors of the motherboard cable to the

• If your power supply features a fan control switch, set it to “Normal” Mode*.

* In Hybrid or Fanless Mode (S³FC) the fan will not turn

• Turn on the power supply by setting the I/O switch to the “I” (ON)

If the power supply fan starts spinning (or the externally attached LED light turns on), then your PSU is working.

Paper clip method

Use a paper clip or a piece of wire to create a short circuit on the 24-pin motherboard connector by connecting the pins shown on the illustration.

Bottom of the case

The fan control setting determines the optimal PSU placement.

In “Hybrid” mode

Seasonic recommends to install your PSU with ventilation top cover facing UPWARD, towards the direction of the motherboard. This will ensure natural heat dissipation.

Fanless PSU

The PSU must be mounted into the computer case with the ventilation top cover facing UPWARD.

• Flat Desktop-, SFX- or ITX systems

• Top of the case

In “Normal” mode

Although the direction of mounting is optional, it is not recommended to install the PSU with the ventilation top cover facing downward if there are no ventilation holes on the bottom of the case. There should always be enough clearance left between the PSU and the bottom case panel.
To learn about the ventilation of your computer case, please refer to the case manufacturer’s instruction manual.

In general, it is recommended to mount the PSU with the ventilation top cover facing the motherboard. Due to the different varieties of case layouts, however, please also consult the case manufacturer’s instruction manual for more information.
Seasonic recommends the PSU to be mounted with its ventilation top cover facing DOWNWARD

Position your PSU

• Top of the case

• Secure all 4 mounting
• Make sure the PSU power switch is in the “O” (OFF) position.
• Select the fan control type if your PSU has this option.

Note: First power OFF the PSU before changing the fan control to take effect.

• Connect all the necessary system DC cables (Motherboard, CPU, VGA, HDD, Optical Drivers, etc). The connectors should click to lock in.

ATTENTION! Use only cables provided by Seasonic! Should you require additional cables, please contact Seasonic.

Motherboard Cable

Motherboard Cable

Please make sure both connectors on the power supply side are properly connected.

CPU and PCIe Cables (8-pin connectors

Peripheral Cables (6-pin connectors

ATX 3.0 Compatible 12VHPWR Cable (16-pin connector

Note: The power supply drawings are for illustration purposes only, your actual model might look different

Install your Seasonic PSU

High powered graphics cards are usually outfitted with two or three PCIe

power connector slots. Seasonic prefers the use of two or three separate PCIe cables to connect these cards to your power supply.

Recommendations

ATTENTION! The intended use of the PSU is to power PC systems. For mining usage, please contact Seasonic for special cables.

Connect the AC power cord to the
PSU. Plug the AC power cord into the wall socket

.6. Click the AC ON/OFF switch to the

“I” (ON) position.

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References

• POWERHOUSEPC HOLDINGS - PowerhousePC

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