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Front USB Connectors: JUSB1/JUSB2
The mainboard provides one standard USB 2.0 pin header JUSB1/
JUSB2 to connect to a card reader. USB 2.0 technology increases data
transfer rate up to a maximum throughput of 480Mbps, which is 40
Note that the pins of VCC and GND must be connected cor-
rectly or it may cause some damage.
Chassis Intrusion Switch Connector: JCI1
This connector is connected to a 2-pin chassis switch. If the chas-
sis is opened, the switch will be short. The system will record this status
and show a warning message on the screen. To clear the warning, you
must enter the BIOS utility and clear the record.
2
10
1
9
JUSB1
J3 Pin Definition
PIN
SIGNAL
1
VCC
3
USB0-
5
USB0+
7
GND
9
Key (no pin)
GND
CINTRU
2-17
Introducing Mainboard
1
9
2
10
JUSB2
PIN
SIGNAL
2
VCC
4
USB1-
6
USB1+
8
GND
10
USBOC
2
1
JCI1
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