MSI K9AGM3 front panel audio connectors not working

[gmail_cse]

hi everyone,i bought a new pc with msi K9AGM3 mother board,amd athlon X2 4800+ processor and iball i-612 cabinet which has two front panel usb ports and audio connectors(head phones+ mic)


the front panel audio connectors and one of the 2 usb ports are not working.please suggest a remedy asap.i read the manual ,but couldnot get any useful information.waiting for reply


thanks
K.V.K