Sun Oracle Sun Server X4-2 Service Manual page 170

TABLE:
Pin
1
2
3
4
If you need to connect to the SER MGT port using a cable with either a DB-9 or a
DB-25 connector, follow the pin descriptions in the tables to create a crossover
adapter appropriate for your serial connection.
TABLE:
Serial Port (RJ-45 Connector)
Pin
1
2
3
4
5
6
7
8
156 Sun Server X4-2 Service Manual • May 2014
Serial Management Port Signals
Signal Description
Request to Send
Data Terminal Ready
Transmit Data
Ground
RJ-45 to DB-9 Adapter Crossover Wiring Reference
Signal Description
RTS
DTR
TXD
Signal Ground
Signal Ground
RXD
DSR
CTS
Pin Signal Description
5 Ground
6 Receive Data
7 Data Set Ready
8 Clear to Send
DB-9 Adapter
Pin Signal Description
8 CTS
6 DSR
2 RXD
5 Signal Ground
5 Signal Ground
3 TXD
4 DTR
7 RTS