Dual-Port Front Panel Usb 2.0 Headers; Single-Port Usb 2.0 Header; Panel Voltage Selection Header; Backlight Inverter Voltage Selection Header - Intel DQ77KB Specification

Intel Desktop Board DQ77KB Technical Product Specification
Table 29. Dual-Port Front Panel USB 2.0 Headers
Pin Signal Name
1 +5 V DC
3 D−
5 D+
7 Ground
9 KEY (no pin)
Table 30. Single-Port USB 2.0 Header
Pin Signal Name
1 +5 V DC
2 D−
3 D+
4 Ground
5 Key (no pin)
Table 31. Panel Voltage Selection Header
Pin Signal Name
1 Key
2 3.3 V
3 12 V
4 LCD_VCC
5 Key
6 5 V
Table 32. Backlight Inverter Voltage Selection Header
Pin Signal Name
1 12 V
2 BKLT_PWR
3 19 V
60
Pin Signal Name
2 +5 V DC
4 D−
6 D+
8 Ground
10 No Connect
Description
No pin
3.3 V option (default)
12 V option
Send voltage to connector
No pin
5 V option
Description
12 V option
Send voltage to connector
19 V option