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朋友有一台电脑,出现一奇怪故障,显示器总是显示不清。画面上有很多干扰波纹,图像抖动而且还留下了色斑。这种故障也不是时常都有,是从前几个月开始讲起:前几个月这个地区的电压经常不稳而且还经常停电,所以他买了一台UPS电源来保护电脑。可是不时的停电和电压不稳使得UPS电源?
Friends have a computer, a strange failure, the display is always unclear. There are many disturbing ripples on the screen, the image is jittery and the stain is left behind. This kind of breakdown is not always there, as it has been a few months ago: In the past few months the voltage in this area was often unstable and often blackouts, so he bought a UPS power supply to protect the computer. But from time to time power outages and voltage instability makes the UPS power supply?