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A wise old technician I worked with taught me to use my senses before I take out any tools: Look: Most problems can be found by just having … Meer weergeven These are the things I check before diving deep into troubleshooting a circuit: 1. Does the PCB or breadboard match the circuit diagram? 2. Does the circuit have power? 3. Is the circuit getting the correct voltage? 4. Is the … Meer weergeven A good place to start is by powering the circuit with a bench power supply with a current limit control. Set the voltage to the right amount and set the current limit to 100mA. … Meer weergeven WebGuides in sections 7 through 9 detail the proper step-by-step techniques, tools and materials, and cautions needed to reliably rework assembled circuit boards covering … cisco ccst networking
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