Intel D865GRH D865GRH_TechProdSpec. - Page 82
Auxiliary Front Panel Power/Sleep/Message-Waiting LED Connector, 8.3.2, Front Panel Connector
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Intel Desktop Board D865GRH Technical Product Specification 2.8.3.1 Auxiliary Front Panel Power/Sleep/Message-Waiting LED Connector Pins 1 and 3 of this connector duplicate the signals on pins 2 and 4 of the front panel connector. Table 35. Auxiliary Front Panel Power/Sleep/Message-Waiting LED Connector Pin Signal Name In/Out Description 1 HDR_BLNK_GRN Out Front panel green LED 2 Not connected 3 HDR_BLNK_YEL Out Front panel yellow LED 2.8.3.2 Front Panel Connector This section describes the functions of the front panel connector. Table 36 lists the signal names of the front panel connector. Figure 21 is a connection diagram for the front panel connector. Table 36. Front Panel Connector Pin Signal In/Out Description Pin Hard Drive Activity LED 1 HD_PWR Out Hard disk LED pull-up 2 (750 Ω) to +5 V 3 HAD# Out Hard disk active LED 4 Reset Switch 5 Ground Ground 6 7 FP_RESET# In Reset switch 8 Power 9 +5 V Power 10 Signal In/Out Description Power LED HDR_BLNK_ Out GRN Front panel green LED HDR_BLNK_ Out YEL Front panel yellow LED On/Off Switch FPBUT_IN In Power switch Ground Ground Not Connected N/C Not connected Hard Drive Activity LED 12 34 Reset Switch 56 78 +5 V DC 9 Single-colored Power LED Dual-colored Power LED Power Switch N/C OM16110 Figure 21. Connection Diagram for Front Panel Connector 82