ASRock H81M-HDS Quick Installation Guide - Page 16
Front Panel Audio Header
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Serial ATA2 Connectors (SATA_2: see p.1, No. 6) (SATA_3: see p.1, No. 5) SATA_3 SATA_2 These two SATA2 connectors support SATA data cables for internal storage devices with up to 3.0 Gb/s data transfer rate. Serial ATA3 Connectors (SATA_0: see p.1, No. 7) (SATA_1: see p.1, No. 8) SATA_1 SATA_0 These two SATA3 connectors support SATA data cables for internal storage devices with up to 6.0 Gb/s data transfer rate. USB 2.0 Headers (9-pin USB4_5) (see p.1, No. 15) (9-pin USB6_7) (see p.1, No. 14) USB_PWR PP+ GND DUMMY 1 GND P+ PUSB_PWR Besides four USB 2.0 ports on the I/O panel, there are two headers on this motherboard. Each USB 2.0 header can support two ports. USB 3.0 Header (19-pin USB3_2_3) (see p.1, No. 9) Vbus IntA_PA_SSRXIntA_PA_SSRX+ GND IntA_PA_SSTXIntA_PA_SSTX+ GND IntA_PA_DIntA_PA_D+ Vbus IntA_PB_SSRXIntA_PB_SSRX+ GND IntA_PB_SSTXIntA_PB_SSTX+ GND IntA_PB_DIntA_PB_D+ Dummy 1 Besides two USB 3.0 ports on the I/O panel, there is one header on this motherboard. Each USB 3.0 header can support two ports. Front Panel Audio Header (9-pin HD_AUDIO1) (see p.1, No. 21) 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. English 14
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