Answer to: Why does my device turn on and off by itself?This problem can be caused by multiple issues. Your device's RAM may be loose and need to be reseated, or it may need to be replaced. If this solution does not help, then your motherboard has failed and needs to be replaced. Please refer to the appropriate replacement guides to resolve this issue.
Answer to: Why is my device making a rattling/grinding sound?The grinding sound could be caused by either your hard drive, or your cooling fan. If the cooling fan is not spinning and the sound is still happening, it is probably your hard drive. Please refer to the appropriate replacement guides to resolve this issue.
Answer to: Why won't my device's battery charge?There are multiple reasons your battery may not be charging. The DC power connector may not be working, which is apparent if your device only charges when the power connector is plugged in at a certain angle. Also, your battery may have stopped working, or your motherboard has failed. Please refer to the appropriate replacement guides determine the cause, and resolve this issue.