INSTALLATIONS
J5: SATA HDD Connector
Pin # Signal Name
1 Ground
2 TX+
3 TX-
4 Ground
5 RX-
6 RX+
7 Ground
J6: SATA HDD Connector
Pin # Signal Name
1 Ground
2 TX+
3 TX-
4 Ground
5 RX-
6 RX+
7 Ground
J7: COM3 Serial Port
Pin # Signal Name (RS-232)
1 DCD, Data carrier detect
2 RXD, Receive data
3 TXD, Transmit data
4 DTR, Data terminal ready
5 Ground
6 DSR, Data set ready
7 RTS, Request to send
8 CTS, Clear to send
9 RI, Ring indicator
10 No Connect.
MB890 User’s Manual 15