Intel Desktop Board DH77EB Technical Product Specification
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Table 18. Front Panel USB 3.0 Connector
Pin
Signal Name
Description
1
Vbus
Power
2
IntA_P1_SSRX−
USB3 ICC Port1 SuperSpeed Rx−
3
IntA_
USB3 ICC Port1 SuperSpeed Rx+
4
GND
Ground
5
IntA_P1_SSTX−
USB3 ICC Port1 SuperSpeed Tx−
6
IntA_
USB3 ICC Port1 SuperSpeed Tx+
7
GND
Ground
8
IntA_P1_D−
USB3 ICC Port1 D− (USB2 Signal D−)
9
In
USB3 ICC Port1 D+ (USB2 Signal D+)
10
ID
Over Current Protection
11
In
USB3 ICC Port2 D+ (USB2 Signal D+)
12
IntA_P2_D−
USB3 ICC Port2 D− (USB2 Signal D−)
13
GND
Ground
14
IntA_
USB3 ICC Port2 SuperSpeed Tx+
15
IntA_P2_SSTX−
USB3 ICC Port2 SuperSpeed Tx−
16
GND
Ground
17
IntA_
USB3 ICC Port2 SuperSpeed Rx+
18
IntA_P2_SSRX−
USB3 ICC Port2 SuperSpeed Rx+
19
Vbus
Power
Table 19. SATA Connectors
Pin
Signal Name
1
Ground
2
TXP
3
TXN
4
Ground
5
RXN
6
RXP
7
Ground
Table 20. S/PDIF Header
Pin
Signal Name
1
Ground
2
S/PDIF out
3
Key (no pin)
4
+5 V DC
