Acer Televison & Video - Recent Questions, Troubleshooting & Support
Screen goes black
The problem with power fluctuations is the Surge Power that exists when Power Is Restored. That passes excessive current to the TV Controller circuit and can blow the circuit board. Sound like that has happened to you.
IN THE FUTURE...always use a UPS (Uninterruptable Power Supply) approximately 1000 Watt unit. It has a battery back up feature and filters the line Voltage. It protects the appliances and saves you grief. Walmart has them, Amazon too.
on Feb 15, 2018
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