Supermicro SuperServer 2028R-TXR, Руководство пользователя, Страница: 63 / 140

Chapter 5: Advanced Serverboard Setup
5-15
5-7 Connector Defi nitions
Video Connection
A Video (VGA) port is located next to the UID button on the I/O back panel.
Serial Port (COM2)
Pin Defi nitions
Pin # Defi nition Pin # Defi nition
1 DCD 6 DSR
2 RXD 7 RTS
3 TXD 8 CTS
4 DTR 9 RI
5 Ground 10 N/A
Serial Ports
Two COM connections (COM1 &
COM2) are located on the mother-
board. COM1 is located on the Back-
plane I/O panel. COM2, located next
to CPU1 PCI-E Slot1, provides front
access support. See the table on the
right for pin defi nitions.
Universal Serial Bus (USB)
Two USB 3.0 ports (USB 4/5) and two USB 2.0 ports (USB 0/1), located on the I/O
back panel, provide rear chassis USB support. A Type A USB connector (USB 6),
and a USB header with two USB connections (USB 7/8) provide total of three USB
3.0 connections for front access. In addition, a USB 2.0 header also provides two
USB 2.0 support (USB 2/3) for front access. (Cables are not included). See the
tables below for pin defi nitions.
Backplane USB (3.0) 4/5
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
USB (2.0) 0/1, 2/3
Pin Defi nitions
Pin# Description
1 VBUS
2 SSRX-
3 SSRX+
4 Ground
5 SSTX-
6 SSTX+
7 GND_DRAIN
8 D-
9 D+
Front Panel USB (3.0) USB 6, 7/8
Pin Defi nitions
Pin# Description Pin# Description
1 USB3.0_Front_VCC 11 USB2_P9
2 USB3_RE_RXN6 12 USB2_N9
3 USB3_RE_RXP6 13 Ground
4 Ground 14 USB3_RE_TXP5
5 USB3_RE_TXN6 15 USB3_RE_TXN5
6 USB3_RE_TXP6 16 Ground
7 Ground 17 USB3_RE_RXP5
8 USB2_N8 18 USB3_RE_RXN5
9 USB2_P8 19 USB3.0_Front_VCC
10 Ground