Intel DQ77CP Technical Product Specification - Page 50
Table 16., Front Panel USB 3.0 Connector, Table 17., SATA Connectors, Table 18., S/PDIF Header
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Intel Desktop Board DQ77CP Technical Product Specification Table 16. Front Panel USB 3.0 Connector Pin Signal Name 1 Vbus 2 IntA_P1_SSRX− Description Power USB3 ICC Port1 SuperSpeed Rx− 3 IntA_P1_SSRX+ USB3 ICC Port1 SuperSpeed Rx+ 4 GND 5 IntA_P1_SSTX− 6 IntA_P1_SSTX+ Ground USB3 ICC Port1 SuperSpeed Tx− USB3 ICC Port1 SuperSpeed Tx+ 7 GND 8 IntA_P1_D− 9 IntA_P1_D+ Ground USB3 ICC Port1 D− (USB2 Signal D−) USB3 ICC Port1 D+ (USB2 Signal D+) 10 ID 11 IntA_P2_D+ 12 IntA_P2_D− Over Current Protection USB3 ICC Port2 D+ (USB2 Signal D+) USB3 ICC Port2 D− (USB2 Signal D−) 13 GND 14 IntA_P2_SSTX+ 15 IntA_P2_SSTX− 16 GND Ground USB3 ICC Port2 SuperSpeed Tx+ USB3 ICC Port2 SuperSpeed Tx− Ground 17 IntA_P2_SSRX+ 18 IntA_P2_SSRX− 19 Vbus USB3 ICC Port2 SuperSpeed Rx+ USB3 ICC Port2 SuperSpeed Rx+ Power 20 Key No pin Table 17. SATA Connectors Pin Signal Name 1 Ground 2 TXP 3 TXN 4 Ground 5 RXN 6 RXP 7 Ground Table 18. S/PDIF Header Pin Signal Name 1 Ground 2 S/PDIF out 3 Key (no pin) 4 +5 V DC 50