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Wednesday, January 25, 2012

Error USB device has exceeded the power limits of its hub port



Error USB device has exceeded the power limits of its hub port
Release
Windows XP

Problem

          When Connecting a USB device to a USB port on a computer or Hub showing the error USB device has exceeded the power limits of its hub port or power surge on USB HUB.


Solution
USB devices are allowed to consumes a maximum of 500 milliamps (mA) per connection from the USB port on the some computer system. After  Microsoft released   Service Pack 2, if a USB device attempts to draw more than 500 milliamp, a popup message is displayed to indicate the over current condition.
This error does not mean that the non functionality of the USB ports. To prevent  this power surge indication error , follow the below steps
  
Open the device manager by typing the devmgmt.msc  on the command prompt. Expand the Universal Serial Bus controllers option. Right click and select the properties of the USB Universal Host controller.




 Click the advanced option. Then select the check box Don't tell me about USB errors. Apply ok and close the all screens.


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