3.5” Mainboard Manual
14
Serial ATA Connectors
These next generation connectors support the thin Serial ATA cables for primary
internal storage devices. The current Serial ATA interface allows up to
3.0Gbit/s data transfer rate, faster than the standard parallel ATA with 133 MB/s
(Ultra DMA).
Pin Assignment
1 GND
2 TX+
3 TX-
4 GND
5 RX-
6 RX+
7 GND
1
4
7
SATA1
SATA2
USB 2.0 Connectors
The mainboard provides two front USB pin headers, allowing up to 3 or 4
additional USB2.0 ports up to maximum throughput of 480 Mbps. Connect the
2-port USB cables into these pin headers. These ports can be used to connect
high-speed USB interface peripherals.
Pin Assignment
1 +5V
(fused)
2 +5V
(fused)
3 USB-
4 USB-
5 USB+
6 USB+
7 Ground
8 Ground
9 Key
1
2
10
JUSB1
JUSB2
10 NC
