1.The noise of the chassis.
Fault phenomenon: to upgrade the CPU, the computer every time you turn noise particularly large. But after a while, the voice returned to normal.
Fault Analysis and Processing: First check whether the CPU fan fix bad chassis work and structure of some low-quality, easily in the boot of work caused by resonance, increased noise, in addition to the CPU fan and chassis fan motor add a little oil to try. If it is, it is best to replace the chassis because the chassis of the box single book.
2.The temperature rising too quickly.
Fault phenomenon: a computer running when the CPU temperature rose quickly, boot and only a few minutes the temperature rose from 88 ° F to 124 ° F and when 128 ° F to stabilize, no longer rising. Read more