Serial Management Port
238
Oracle Server X5-2L Service Manual • May 2015
TABLE 16
Serial Management Port Signals
Pin
Signal Description
Pin
Signal Description
1
Request to Send
5
Ground
2
Data Terminal Ready
6
Receive Data
3
Transmit Data
7
Data Set Ready
4
Ground
8
Clear to Send
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 17
RJ-45 to DB-9 Adapter Crossovers Wiring Reference
Serial Port (RJ-45 Connector)
DB-9 Adapter
Pin
Signal Description
Pin
Signal Description
1
RTS
8
CTS
2
DTR
6
DSR
3
TXD
2
RXD
4
Signal ground
5
Signal ground
5
Signal ground
5
Signal ground
6
RXD
3
TXD
7
DSR
4
DTR
8
CTS
7
RTS
TABLE 18
RJ-45 to DB-25 Adapter Crossovers Wiring Reference
Serial Port (RJ-45 Connector)
DB-25 Adapter
Pin
Signal Description
Pin
Signal Description
1
RTS
5
CTS
2
DTR
6
DSR
3
TXD
3
RXD
4
Signal ground
7
Signal ground
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