[. . . ] [. . . ] BL_SW WF_LED FUSB2_1 CPU1 FUSB2_2 FUSB2_3 EXT_CON PCIE4X DMIC_CON Back light brightness switch Wif LED header USB 2. 0 header Intel LGA1155 socket USB header USB header mSATA/extension board connector PCI Express x4 slot (Support 25W Only) Digital Mic header Front Panel Definition 1 2 9 10 1 2 3 4 5 6 7 8 9 10 HD+ MPD+ HDMPDGND PW+ RST PWWF_LED KEY Back Panel Connectors 1 2 3 4 5 5 6 7 1 2 3 DC Power jack RJ45 LAN port DP (Display Port) connector 4 5 6 HDMI port USB 3. 0 ports Line Out (Front Sepaker Out/Green) 7 MIC In (Pink) [. . . ] [. . . ]