Practical articles, in-depth tutorials, and architectural insights on software engineering, AI, and systems.
Learn how to identify switching failures in power supplies and motherboards by measuring control and feedback pins of a PWM IC using a digital multimeter.
Learn how to use an oscilloscope in AC coupling to detect excessive noise and voltage ripples on the ATX 12V line causing PC crashes.
Learn how to perform practical bench diagnostics using a digital multimeter to identify failures, power shorts, and issues in the onboard audio IC.
Learn if cleaning RAM contacts with a pencil eraser really works, the risks involved, and the safe step-by-step procedure to remove oxidation.
Learn the practical bench method to test the isolation and conduction of optocouplers in switched-mode power supplies using a digital multimeter.
Learn how to diagnose BIOS boot failures and measure CR2032 battery voltage on a motherboard using a digital multimeter.
Learn how to monitor noise and ripple on processor power stages using a bench oscilloscope to track down hardware failures.
Learn the practical bench method to identify short-circuited tantalum capacitors on electronic boards using the continuity and resistance scale.
Learn the proper direct thermal measurement technique using thermocouples on printed circuit boards to detect overload points and dissipation failures.
Learn the practical workbench step-by-step procedure to identify clock, reset, and power pins on desktop motherboard Super I/O chips.
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