Supermicro 5038AD-I, User Manual

Page: 65 / 158

Chapter 5: Advanced Motherboard Setup
5-21
OC Front Panel (OC FRONT
PANEL)
This header is for the optional Over-
Clocking (OC) control panel. Attach
the control panel's cable to this header.
The OC control panel enables over-
clocking control and management from
the front of the chassis. See Section
5-11 for more details.
Universal Serial Bus (USB)
Six USB 3.0 ports (10/11, 12/13,
14/15) are located on the I/O back
panel. In addition, one USB 3.0
header (USB 16/17) is also located
on the motherboard to provide front
chassis access using USB cables (not
included). These ports are backward
compatible with the USB 2.0 standard.
See the tables below for pin defi nitions.
Back Panel USB (2.0) #0/1, USB
(3.0) #2/3, #12/13 Pin Defi nitions
Pin# Defi nition Pin# Defi nition
1 +5V 5 +5V
2 USB_PN1 6 USB_PN0
3 USB_PP1 7 USB_PP0
4 Ground 8 Ground
Front Panel USB (3.0) Header #14/15
Pin Defi nitions
Pin# Pin# Signal Name Description
1 10 VBUS Power
2 11 D- USB 2.0 Differential
Pair
3 12 D+
4 13 Ground Ground of PWR
Return
5 14 StdA_SSRX- SuperSpeed Receiver
6 15 St Differential Pair
7 16 GND_DRAIN Ground for Signal
Return
8 17 StdA_SSTX- SuperSpeed
Transmitter
9 18 St Differential Pair