Troubleshooting Acer Aspire One Laptop Faliure Caused by Voltage Instability

Symptom My Acer Aspire One is configured to AMD ??? *2 245, ATI motherboard, Seagate 120GB hard drive, built-in MODEM, etc. into the summer night and suddenly the computer automatically power on for several days, the specific is that the power indicator light is on, monitor did not show.

Maintenance and solve In the past, the acer one is turned off until after the power cord are not pulling, it did not appear until I had a similar failure times before reloading the system, after a few days still failed to remove the software may be the author of the motherboard failure A “D-LED” function

Automatically after acer one battery pluged, the whole of the four “D-LED” lights for red , that the laptop is only power on, not carried out any other work. Therefore, the laptop automatically power on but monitor no display ,so read the instructions carefully and found that the motherboard CMOS settings in power management settings (Power Management Setup) in the Resume On Ring / LAN item default value “Enabled”. whether summer evening voltage instability, laptop receive the error signal and cause the system to automatically turn on it?

Now reboot into the CMOS settings to view, really, Resume On Ring / LAN item is set to “Enabled”? then changed to “Disabled”, fault elimination after Save restart.

Inspiration For the Acer Aspire One Battery plug pluged in for long periods, together with a large voltage fluctuations in summer, leads to the occurrence of such failure ,from the future, I will run out of computer and unplug the power can help you all in the summer.