@a-s 已写：The desktop is always out of service. It cannot be turned on. And after a week, it suddenly work again.
It is regconised that the desktop is worked when a light in on. The image of the light look likes a database, it has 3 levels of disc. May you suggest the reason why it cannot turn on? And what is the related solution?
1.Swing the optical drive cage up.
2.Simultaneously push down on the clips on either side of the DDR3 DIMM socket.
3.The module will then release.
4.When installing DDR3 DIMMS, align the notch on the module with the tab in the socket.
5.Press the module until the clips on both sides of the socket lock into place.
6.Swing the optical drive cage back down.
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