Replacement of IC chips of the same model
Internal equivalent PCB circuit and application PCB circuit some of the lead out feet are not marked, encounter empty lead feet, should not be grounded without permission,
One - stop Electronic Manufacturing Services(EMS) Solution provider
One - stop Electronic Manufacturing Services(EMS) Solution provider
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How to use a multimeter to repair a circuit board?
The circuit board manufacturer and circuit board designer explain how to use a multimeter to repair circuit boards
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