ASRock P4i945GC User Manual - Page 18

F. Enter Windows system. Click the icon on the lower right hand taskbar to enter Realtek HD Audio Manager. For Windows® 2000 / XP OS: Click "Audio I/O", select "Connector Settings" , choose "Disable front panel jack detection", and save the change by clicking "OK". For Windows® VistaTM OS: Click the right-top "Folder" icon , choose "Disable front panel jack detection", and save the change by clicking "OK". G. To activate the front mic. For Windows® 2000 / XP OS: Please select "Front Mic" as default record device. If you want to hear your voice through front mic, please deselect "Mute" icon in "Front Mic" of "Playback" portion. For Windows® VistaTM OS: Go to the "Front Mic" Tab in the Realtek Control panel. Click "Set Default Device" to make the Front Mic as the default record device. System Panel Header (9-pin PANEL1) (see p.9 No. 19) Chassis Speaker Header (4-pin SPEAKER 1) (see p.9 No. 16) 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.9 No. 15) CHA_FAN_SPEED +12V GND Please connect a chassis fan cable to this connector and match the black wire to the ground pin. CPU Fan Connector (3-pin CPU_FAN1) (see p.9 No. 2) GND +12V CPU_FAN_SPEED Please connect a CPU fan cable to this connector and match the black wire to the ground pin. 18