ASRock ConRoe945PL-GLAN User Manual - Page 21

2. 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. Click "Audio I/O", select "Connector Settings" , choose "Disable front panel jack detection", and save the change by clicking "OK". System Panel Header (9-pin PANEL1) (see p.10 No. 16) Chassis Speaker Header (4-pin SPEAKER 1) (see p.10 No. 15) PLED+ PLEDPWRBTN# GND 1 DUMMY RESET# GND HDLEDHDLED+ 1 SPEAKER DUMMY DUMMY +5V This header accommodates several system front panel functions. Please connect the chassis speaker to this header. Chassis Fan Connector (3-pin CHA_FAN1) (see p.10 No. 19) GND +12V CHA_FAN_SPEED Please connect a chassis fan cable to this connector and match the black wire to the ground pin. CPU Fan Connector (4-pin CPU_FAN1) (see p.10 No. 6) +12V CPU_FAN_SPEED GND FAN_SPEED_CONTROL Please connect a CPU fan cable to this connector and match the black wire to the ground pin. ATX Power Connector (20-pin ATXPWR1) (see p.10 No. 3) Please connect an ATX power supply to this connector. ATX 12V Connector (4-pin ATX12V1) (see p.10 No. 2) Please connect an ATX 12V power supply to this connector. 21