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- Q517 - Electrical, Electronic, & Control Engineering
123. As a general rule, what is the first troubleshooting action to be taken in checking inoperative electric circuits?
The initial troubleshooting step for an inoperative electric circuit is to verify power supply and fuse integrity. Testing fuses and measuring line voltage directly addresses this, identifying common causes of failure like blown fuses or loss of supply, before proceeding to more complex diagnostics.
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