Probably in the daily use of the computer process, many people will encounter some and XP system into standby when some of the problems, this time we together to understand, why the Windows XP system into standby after a few minutes, did not do anything to automatically return to normal working status? Let's take a look at the cause of this problem together.
In general, you should be able to standby, since the automatic recovery of working state, it is most likely because the hardware allows the computer out of standby state, and constantly wake the computer caused by the cycle. So, first of all, to see the network card, modem and other devices are set to allow Windows out of standby, in the Device Manager window, open the Network Card Properties dialog box, and then switch to the Power Management tab, uncheck the "Allow this device to leave the computer out of standby" check box, you can clear the fault.
The user needs to be aware that the above settings are only available on Windows XP Professional, and there is no power Management tab in the NIC Properties dialog box in the Windows XP Home Editon version of the operating system.