Fixing a Flyback Supply with No Output Voltage

This course describes the steps necessary for troubleshooting and repairing a power supply that delivers no output voltage when the supply is powered up. Several possible causes for no output voltage are discussed, tests are conducted to isolate the source of the problem, and recommended solutions are provided. Take this course if you see less than 0.1 V across your main output terminals when measured with a digital multimeter.

Please read our Safety Statement before starting this course.