The circuit board can be found in the control panel on the front of your fridge. If your lg fridge freezer is turning on, then start with step 1 first. 8 Tips To Fix A Refrigerator Dispenser Not Working When the settings will not respond to attempted changes, this usually indicates that the dispenser lock is engaged or the function is not being activated properly. Lg refrigerator freezer light not working . Lg refrigerator lfc25760st light not working light not working is the 3rd most common symptom for lg lfc25760st. Should this occur, it will prevent the light from working. As long as the doors are not shut tight, the bulb will be kept on. First, ensure that the light board is receiving the proper amount of voltage. This may seem simple but many times it can be another problem and simply replacing the refrigerator light bulb will not fix the problem. My experience in the past with repair people is $300 later its still not fixed. Checked compressor (appears to be...