68
IBM xSeries 342: User’s Reference
4.
Select the serial port; then, use the arrow keys to advance through the settings
available.
5.
Select
Save Settings
; then, select
Exit Setup
to exit from the
Configuration/Setup Utility main menu.
Serial-port connectors
The following table shows the pin-number assignments for the 9-pin, male D-shell
serial-port connectors on the rear of your server. These pin-number assignments
conform to the industry standard.
Keyboard port
There is one keyboard port on the rear of your server.
Note:
If you attach a standard (non-USB) keyboard to the keyboard connector, the
USB ports and devices will be disabled during the power-on self-test (POST).
The following table shows the pin-number assignments for the keyboard connector on
the rear of your server.
Pin
Signal
Pin
Signal
1
Data carrier detect
6
Data set ready
2
Receive data
7
Request to send
3
Transmit data
8
Clear to send
4
Data terminal ready
9
Ring indicator
5
Signal ground
Table 4. Serial-port connectors pin-number assignments.
1
5
6
9
Pin
I/O
Signal
1
I/O
Data
2
N/A
Reserved
3
N/A
Ground
4
N/A
+5 V dc
5
I/O
Keyboard clock
6
N/A
Reserved
Table 5. Keyboard connector pin-number assignments.
6
4
2
1
3
5
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