MSI RS480M - Manual (Page 30)

2-12
MS-7145 M-ATX Mainboard
IEEE 1394 Port (Optional)
The back panel provides one standard IEEE 1394 port. The standard IEEE1394
port connects to IEEE1394 devices without external power. The IEEE1394 high-
speed serial bus complements USB by providing enhanced PC connectivity for a
wide range of devices, including consumer electronics audio/video (A/V) appliances,
storage peripherals, other PCs, and portable devices.
IEEE1394 Port
Audio Port Connectors
Line Out is a connector for Speakers or Headphones. Line In is used for
external CD player, Tape player, or other audio devices. M ic is a connector for
microphones.
Line Out
Line In
M IC
PIN SIGNAL DESCRIPTION
1 VCC +5V
2 -Data 0 Negative Data Channel 0
3 +Data0 Positive Data Channel 0
4 GND Ground
5 VCC +5V
6 -Data 1 Negative Data Channel 1
7 +Data 1 Positive Data Channel 1
8 GND Ground
USB Port Definition
USB Connectors
The mainboard provides an OHCI (Open Host Controller Interface) Universal
Serial Bus root for attaching USB devices such as keyboard, mouse or other USB-
compatible devices. You can plug the USB device directly into the connector.
USB Ports
1 2 3 4
5 6 7 8