Hello Mohanraj,
Could you please provide us with more information about the issue your are experiencing with the USB ports on your Intel® DH61BF motherboard?
In order to better assist you on this matter, could you please let us know the following information:
BIOS version.
Operating System.
Processor Model.
Device(s) attached to motherboard when the issue occurs;
How we could try to reproduce the issue:
Please check if your system is updated with the latesthttps://downloadcenter.intel.com/download/22153/Chipset-Intel-Chipset-Device-Software-for-Intel-Desk... USB drivers(Chipset) for your motherboard http://ark.intel.com/products/71617/Intel-Desktop-Board-DH61BF# @downloads Intel® Desktop Board DH61BF Specifications
Additionally, you could get more information from here https://downloadcenter.intel.com/product/70402 Drivers & Software
Regards,
Caesar B_Intel.
