H81MLC
15
SATA3~SATA4: Serial ATA 2.0 Connectors
These connectors connect to SATA hard disk drives via SATA cables. It satisfies
the SATA 2.0 specification and with transfer rate of 3.0Gb/s.
Pin Assignment
1 Ground
2 TX+
3 TX-
4 Ground
5 RX-
6 RX+
7 Ground
F_USB1/2: Header for USB 2.0 Ports at Front Panel
This header allows user to add additional USB ports on the PC front panel, and
also can be connected with a wide range of external peripherals.
Pin Assignment
1 +5V (fused)
2 +5V (fused)
3 USB-
4 USB-
5 USB+
6 USB+
7 Ground
8 Ground
9 NC
10 Key
J_COM: Serial Port Header
The motherboard has a serial port header for connecting RS-232 Port.
Pin Assignment
1 Carrier detect
2 Received data
3 Transmitted data
4 Data terminal ready
5 Signal ground
6 Data set ready
7 Request to send
8 Clear to send
9 Ring indicator
10 NC
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