ASRock X99E-ITX/ac User Manual - Page 31

USB 3.0 Header (19-pin USB3_5_6) (see p.6, No. 14) ID IntA_P_D+ IntA_P_DGND IntA_P_SSTX+ IntA_P_SSTXGND IntA_P_SSRX+ IntA_P_SSRXVbus 1 Vbus IntA_P_SSRX- IntA_P_SSRX+ GND IntA_P_SSTXIntA_P_SSTX+ GND IntA_P_DIntA_P_D+ Besides four USB 3.0 ports on the I/O panel, there is one header on this motherboard. This USB 3.0 header can support two ports. Front Panel Audio Header (9-pin HD_AUDIO1) (see p.6, No. 18) GND PRESENCE# MIC_RET OUT_RET 1 OUT2_L J_SENSE OUT2_R MIC2_R MIC2_L This header is for connecting audio devices to the front audio panel. 1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly. Please follow the instructions in our manual and chassis manual to install your system. 2. If you use an AC'97 audio panel, please install it to the front panel audio header by the steps 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 the HD audio panel only. You don't need to connect them for the AC'97 audio panel. E. To activate the front mic, go to the "FrontMic" Tab in the Realtek Control panel and adjust "Recording Volume". Chassis Speaker Header (4-pin SPEAKER1) (see p.6, No. 12) SPEAKER DUMMY DUMMY +5V 1 Please connect the chassis speaker to this header. Chassis Fan Connectors (4-pin CHA_FAN1) (see p.6, No. 13) GND FAN_VOLTAGE CHA_FAN_SPEED FAN_SPEED_CONTROL Please connect fan cables to the fan connectors and match the black wire to the ground pin. CHA_ FAN fan speed can be (3-pin CHA_FAN2) controlled through UEFI (see p.6, No. 4) 26 FAN_SPEED_CONTROL CHA_FAN_SPEED FAN_VOLTAGE GND or A-Tuning. English