Usb Pin Headers - VIA Technologies epia-m860 User Manual

2.2.10.

USB Pin Headers

The mainboard has two USB pin header blocks that support up to three USB
2.0 ports. The pin header blocks are labeled as "USB_3" and "USB_4". USB_4
only supports one USB 2.0 port. The pinout of the USB pin headers are shown
below.
Figure Figure 22 Figure Figure 22: USB pin headers 22 22 : USB pin headers : USB pin headers : USB pin headers
USB_3 USB_3 USB_3 USB_3
Pin Pin Pin Pin Signal Signal Signal Signal
1 +5CDUAL
3 USBD_T3-
5 USBD_T3+
7 Ground
9 —
Note: Note: Note: Note:
1. The USB signals in pins 2, 4, 6, 8, and 10 in the USB_4 pin header block are reserved for the Mini
PCIe slot.
Pin Pin Pin Pin Signal Signal Signal Signal
2 +5CDUAL
4 USBD_T2-
6 USBD_T2+
8 Ground
10 Ground
EPIA EPIA- - - - M860
EPIA EPIA
USB_4 USB_4 USB_4 USB_4
Pin Pin Pin Pin Signal Signal Signal Signal Pin Pin Pin Pin
1
1 +5CDUAL 2
1
3 USBD_T6- 4
1
5 USBD_T6+ 6
1
7 Ground 8
1
9 — 10
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Signal Signal Signal Signal
Reserved
Reserved
Reserved
Reserved
Reserved
23