11
COM1, COM2: RS-232 Serial Port Connectors
PIN NO.
DESCRIPTION
PIN NO.
DESCRIPTION
1
DCD
2
DSR
3
RXD
4
RTS
5
TXD
6
CTS
7
DTR
8
RI
9
GND
10
GND
COM3, COM4: RS-422/428 Serial Port Connectors
PIN NO.
DESCRIPTION
PIN NO.
DESCRIPTION
1
RXD422-
3
/
2
4
TXD422-/TXD485-
S_ATA3, S_ATA4, S_ATA5, S_ATA6: SATA 6Gb/s Connectors
PIN NO.
DESCRIPTION
PIN NO.
DESCRIPTION
1
GND
5
SATA_RX
‐
2
6
SATA RX+
3
SATA_TX
‐
7
GND
4
GND
8
N/C
SMB1: SMBus Connector
PIN NO.
DESCRIPTION
PIN NO.
DESCRIPTION
1
GND
3
SMB_CLK
2
SMB_DATA
4
+5V
