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Ethernet LAN port with green and orange LEDs illuminated for Wake-on-LAN functionality.

Wake-on-LAN and Starting a Computer Remotely

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September 13, 2025

APC UPS receiving a replacement battery to restore backup runtime.

UPS Battery Replacement and Backup Runtime Expectations

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September 5, 2025

ASUS ROG Strix motherboard with a PCIe expansion slot for a graphics card.

Computer Expansion Slots

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August 28, 2025

Motherboard SATA power connectors and 12-volt CPU power connectors used for system power delivery.

SATA Power Connectors and Common Power Delivery Problems

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August 12, 2025

Noctua computer cooling fan used to demonstrate PWM and DC fan speed control.

PWM vs. DC Computer Fans and How Speed Control Works

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July 30, 2025

Laptop flex cable with small tears and a potentially broken conductive line.

Flex Cables Inside Laptops and Why Small Tears Cause Major Problems

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July 9, 2025

Prime Gold ATX power supply providing a Power Good signal for successful computer startup.

Power Good Signals and How Computers Know When to Start

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June 28, 2025

Intel Core i9 and AMD Ryzen 9 processors shown side by side.

Best CPUs of 2025

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June 12, 2025

RGB T-Force memory modules with LED lighting installed in a computer motherboard.

Choosing the Best Memory for Your 2025 PC Build

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June 12, 2025

Gaming PC viewed from the side with a clear tempered glass side panel.

The Best Gaming PCs in 2025

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June 12, 2025