User Manual

1-12
Chapter 1: Product Introduction
Chapter 1
5. USB 3.1 Gen 1 connectors (20-1 pin U31G1_12; U31G1_34)
TheseconnectorsallowyoutoconnectaUSB3.1Gen1moduleforadditionalUSB
3.1Gen1frontorrearpanelports.WithaninstalledUSB3.1Gen1module,youcan
enjoyallthebenetsofUSB3.1Gen1includingfasterdatatransferspeedsofupto
5Gb/s,fasterchargingtimeforUSB-chargeabledevices,optimizedpowerefciency,
andbackwardcompatibilitywithUSB2.0.
6. Serial port connector (10-1 pin COM)
Thisconnectorisforaserial(COM)port.Connecttheserialportmodulecabletothis
connector,theninstallthemoduletoaslotopeningatthebackofthesystemchassis.
TheUSB3.1Gen1moduleispurchasedseparately.
TheCOMmoduleispurchasedseparately.
ThepluggedUSB3.1Gen1devicemayrunonxHCIorEHCImodedependingonthe
operatingsystem’ssetting.
U31G1_12
USB3+5V
IntA_P1_SSRX-
IntA_P1_SSRX+
GND
IntA_P1_SSTX-
IntA_P1_SSTX+
GND
IntA_P1_D-
IntA_P1_D+
GND
PIN 1
USB3+5V
IntA_P2_SSRX-
IntA_P2_SSRX+
GND
IntA_P2_SSTX-
IntA_P2_SSTX+
GND
IntA_P2_D-
IntA_P2_D+
U31G1_34
PRIME Z370-P II USB 3.1 Gen 1 connectors
A
B
A
B
PIN 1
GND
IntA_P1_D+
IntA_P1_D-
GND
IntA_P1_SSTX+
IntA_P1_SSTX-
GND
IntA_P1_SSRX+
IntA_P1_SSRX-
USB3+5V
IntA_P2_D+ IntA_P2_D- GND IntA_P2_SSTX+ IntA_P2_SSTX- GND IntA_P2_SSRX+ IntA_P2_SSRX- USB3+5V
PIN 1
COM
DCD
TXD
GND
RTS
RI
RXD
DTR
DSR
CTS
PRIME Z370-P II Serial port (COM) connector