What to do if your control board is not working?

If you have a digital voltmeter make sure it’s at hand and have the cover off the appliance to facilitate getting at your control board. Dinosaur Electronics can be reached by phone at 541-994-4344 8 a.m. – 5 p.m. Monday through Friday, Pacific time.

What to do if your refrigerator Control Board is not working?

The Dino-tech walked us through a series of tests with a digital multi-tester that verified our refrigerator control board was ready for the scrap pile. To his credit, in addition to making a suggestion for a given Dinosaur board, the technician did suggest we could try an OEM replacement board.

Where are the traces on a circuit board?

Where components were soldered into our circuit board, the component itself resides on one side of the board and its electronic wire leads are pushed through the board and soldered onto “traces” on the underside. With heat and vibration the solder joints are subject to stress and often break.

How to troubleshoot a faulty printed circuit board?

Before you actually go about with repair work on a printed circuit board, you must first pinpoint the root of the problem. Diagnostic work on a faulty PCB is carried out in the following stages:

How do you test a circuit board for a short?

Although at times, people say the steps of how to test a circuit board for a short is complicated, you can quickly accomplish it with a multimeter. Connect the multimeter socket with the multimeter ‘s lead plug. The lead plug is colored red for easy identification. The black colored lead plug needs to be connected with the ‘COM’ socket.

Can a sine wave test a printed circuit board?

The majority of these tests are ineffective at troubleshooting the types of problems that occur on newer printed circuit boards. In response to these newer challenges, today’s PCBs receive a more complex analysis. A component can be tested with the use of two probes and a sine wave.