Intel DP67BG Product Specification - Page 49
Front Panel Header - diagram
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Technical Reference 2.2.2.4 Front Panel Header This section describes the functions of the front panel header. Table 20 lists the signal names of the front panel header. Figure 12 is a connection diagram for the front panel header. Table 20. Front Panel Header Pin Signal In/ Out Description Hard Drive Activity LED 1 HD_PWR Out Hard disk LED pull-up to +5 V 3 HDA# Out Hard disk active LED Reset Switch 5 Ground Ground 7 FP_RESET# In Reset switch Power 9 +5 V Power Pin Signal In/ Out Power LED 2 HDR_BLNK_GRN Out 4 HDR_BLNK_YEL Out On/Off Switch 6 FPBUT_IN In 8 Ground Not Connected 10 N/C Description Front panel green LED Front panel yellow LED Power switch Ground Not connected Figure 12. Connection Diagram for Front Panel Header 2.2.2.4.1 Hard Drive Activity LED Header Pins 1 and 3 can be connected to an LED to provide a visual indicator that data is being read from or written to a hard drive. Proper LED function requires a SATA hard drive or optical drive connected to an onboard SATA connector. 49