Not self-boot, always stay on the first screen

Not self-boot, stay in the display screen brand motherboard, plug in the keyboard did not respond

hard to connect a problem! Line to play tight, hard line may also be broken.What is worse is that a bad hard drive which stopped at the testing location? It is estimated that the bad parts! Pick up the phone, asked 114 “computer repair” from my recent

Where to, ha ha, enough of the right to direct their own parts of each check.
There is no similar drop The drop siren