MS-7504 Mainboard
2-14
Front USB Connector: JUSB1, JUSB2
This connector, compliant with Intel
®
I/O Connectivity Design Guide, is ideal for con-
necting high-speed USB interface peripherals such as USB HDD, digital cameras,
MP3 players, printers, modems and the like.
IEEE1394 Connector: J1394_1
This connector allows you to connect the IEEE1394 device via an optional IEEE1394
bracket.
Important
Note that the pins of VCC and GND must be connected correctly to avoid
possible damage.
Pin Definition
PIN SIGNAL PIN SIGNAL
1TPA+ 2 TPA-
3 Ground 4 Ground
5 TPB+ 6 TPB-
7 Cable power 8 Cable power
9 Key (no pin) 10 Ground
J1394_1
1
9
2
10
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 USBOC
Pin Definition
USB1~2
1
2
9
10
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