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Testing method:
a. For SPF 3500ES, 5000ES, SPF 5000TL HVM WPV, Use Comtool to read temperature vaule.
Solution:
Based on the abnormal temperature value, you can confirm which board or temperature sensor has the
trouble. Then replace temperature sensor or mainboard or MPPT board.
1. Connect your USB wire from computer to inverter.
2. Confirm your COM port. You need to check it on device manager.
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