ASROCK EPC612D8TA User Manual page 16

No. Description
34 hermal Sensor header (TR1)
35 Auxiliary Panel Header (AUX_PANEL1)
36 Speaker Header (SPEAKER1)
37 Intelligent Platform Management Bus header (IPMB_1)
38 BMC SMBus Header (BMC_SMB_3)
39 BMC SMBus Header (BMC_SMB_2)
40 BMC SMBus Header (BMC_SMB_1)
41 Non Maskable Interrupt Button (NMI_BTN1)
42 COM Port Header (COM2)
43 Chassis ID0 Jumper (Chassis ID0)
44 CPU PECI Jumper (PECI1)
45 Chassis ID0 Jumper (Chassis ID1)
46 HDMI_SPDIF Header (HDMI_SPDIF1)
47 Chassis ID0 Jumper (Chassis ID2)
48 Front Panel Audio Header (HD_AUDIO1)
49 Rear Fan Connector (REAR_FAN1)
*he onboard hunderbolt port is only supported on Windows 8.1 / 8 / 7.
10