This clip shares for you the treatment of a motherboard in general and the Daikin inverter circuit board in particular are sick and not running. What must we analyze, examine and pay attention to? What should be noted when repairing a board, how to find the location of GND, 5V, 12V
The conditions for the processor to work are:
+ First, there must be + 5v supply to the processor
+ Check the quartz replacement
+ Check the voltage for reset pin to see if there is not
+ Check ACDet circuit (circuit determines 0 point of AC)
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Digging for Daikin inverter R22 parameters: • Daikin inverter R22 lỗ...
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Негізгі бет Daikin inverter inverter board does not turn on
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