[Sultan]

If you use AC’97 audio panel, please install it to the front panel audio header as below:
A. Connect Mic_IN (MIC) to MIC2_L.
B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L.
C. Connect Ground (GND) to Ground (GND).
D. MIC_RET and OUT_RET are for HD audio panel only. You don’t need to connect them for AC’97 audio panel.
E. Enter BIOS Setup Utility. Enter Advanced Settings, and then select Chipset Configuration. Set the Front Panel Control option from [Auto]
to [Enabled].
F. Enter Windows system. Click the icon on the lower right hand taskbar to enter Realtek HD Audio Manager.
For Windows® VistaTM / VistaTM 64-bit OS:
Click the right-top “Folder” icon , choose “Disable front panel jack detection”, and save the change by clicking “OK”.