Supermicro SuperServer 5019A-FTN4 - Page 39

39
Chapter 4: Motherboard Connections
Universal Serial Bus (USB) Ports
There are two USB ports (USB0/1) on the I/O panel. The motherboard also has one front
access USB 2.0 header (USB2/3) and one USB 3.0 Type A header (USB4). The onboard
headers can be used to provide front side USB access with a cable (not included).
Front Panel USB 2.0
Header Pin Denitions
Pin# Denition Pin# Denition
1 +5V 2 +5V
3 USB_PN2 4 USB_PN3
5 USB_PP2 6 USB_PP3
7 Ground 8 Ground
9 Key 10 Ground
Type A USB (3.0)
Pin Denitions
Pin# Denition
1 VBUS
2 D-
3 D+
4 Ground
5 StdA_SSRX-
6 StdA_SSRX+
7 GND_DRAIN
8 StdA_SSTX-
9 StdA_SSTX+
COM Header
There is one COM header (COM1) on the motherboard. Refer to the motherboard layout
diagram in Section 1.5.
COM Port
Pin Denitions
Pin# Denition Pin# Denition
1 DCD 6 DSR
2 RXD 7 RTS
3 TXD 8 CTS
4 DTR 9 RI
5 Ground 10 N/A