Whatever electronic products, in the process of daily use, will always appear the situation of the equipment failure, so for such a situation, should be troubleshooting process. Especially in the use of thermometer, master specific troubleshooting methods, it is very important.
when troubleshooting, first check whether the power supply, if it is found that the power supply connection is not correct, then it should be in accordance with the operation manual of the corresponding modification. Three voltage, at the same time also should be used for the systematic measurement, in order to get higher accuracy of the data, ensure the timely and effective rule out fault is, of course, the effect of the equipment better.
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