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Repair of uninterrupted power supplies UPS, also known as uninterruptible power supply (UPS). In this video you will observe how to repair the battery charging circuit, repair the winding of the transformer when it is opened, repair the DC / AC convert, replace the mosfet, verify the operation of the different stages such as battery charging circuit, converter AC / AC, DC / AC converter, generation voltage and a small explanation of the operation of the UPS when using 2 mosfet, it is clarified how it converts the DC / AC signal in UPS mode.
Here I leave other link of different videos of repairs:
• Reparación de error ge...
• Reset de almohadillas ...
• Mantenimiento de video...
• Mantenimiento de Aire
• TV LED SIN IMAGEN
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