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Front USB Connectors: JUSB1/JUSB2
The mainboard provides two standard USB 2.0 pin headers JUSB1/JUSB2.
USB 2.0 technology increases data transfer rate up to a maximum throughput of
480Mbps, which is 40 times faster than USB 1.1.
PIN SIGNAL PIN SIGNAL
1 VCC 2 VCC
3 USB0- 4 USB1-
5 USB0+ 6 USB1+
7 GND 8 GND
9 Key (no pin) 10 NC
J3 Pin Definition
Note that the pins of VCC and GND must be connected correctly or
it may cause some damage.
1
9
2
10
JUSB1/JUSB2
Chassis Intrusion Switch Connector: JCASE1
This connector is connected to a 2-pin chassis switch. If the chassis 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.
JCASE1
2
1
GND
CINTRU
MSI Reminds You...
SPDIF-Out Connector: JSP1 (Optional)
This connector is used to connect SPDIF (Sony & Philips Digital Intercon-
nect Format) interface for digital audio transmission.
JSP1
VCC
SPDIF
GND
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