IBM 867431X Hardware Maintenance Manual - Page 104

Using the computer as a remote console, Serial port, Viewing or changing the serial-port assignments

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The following table shows the pin-number assignments for the auxiliary-device connector on the end of the cable. 6 4 2 5 3 1 Table 13. Auxiliary or pointing-device-connector (6 pin female) number assignments Pin Signal 1 Data 2 Not connected 3 Ground 4 +5 V dc 5 Clock 6 Not connected Using the computer as a remote console If you plan to install the computer in a rack away from the end-user workspace, you must purchase a third-party KVM Extender System to provide communication between the keyboard, mouse, and monitor. Refer to the KVM Extender System documentation for instructions on installation and setup. Serial port Your computer has one standard serial port. Some application programs require specific ports, and some modems function properly only at certain communication port addresses. You might need to use the Configuration/Setup Utility program to change communication port address assignments to prevent or resolve address conflicts. This serial port is also manually configurable from inside of the computer. The following table lists the function of each of the connectors that you can use to manually configure the serial port. You will also need to refer to the figure in "System board options connectors" on page 44. Table 14. Serial port connectors on the system board Connectors Port Description J52 Serial A/Systems Default connection. Used by OS and Advanced System Management Port Management Processor. Modem can be connected so that the system can dial out during problems. J51 Serial Port B Used by OS only. J53 Management Port Used by Advanced System Management Processor to utilize modem dial up functions. Viewing or changing the serial-port assignments: To view or change the serial-port assignments: 1. Restart the computer and watch the monitor screen. 2. When the message Press F1 for Configuration/Setup appears, press F1. 3. From the main menu, select Devices and I/O Ports; then, press Enter. 96 Hardware Maintenance Manual: xSeries 330 Type 8674, IntelliStation R Pro Type 6851, and Network Equipment Building System Type 8674

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The following table shows the pin-number assignments for the auxiliary-device
connector on the end of the cable.
6
4
2
1
3
5
Table 13. Auxiliary or pointing-device-connector (6 pin female) number assignments
Pin
Signal
1
Data
2
Not connected
3
Ground
4
+5 V dc
5
Clock
6
Not connected
Using the computer as a remote console
If you plan to install the computer in a rack away from the end-user workspace,
you must purchase a third-party KVM Extender System to provide communication
between the keyboard, mouse, and monitor.
Refer to the KVM Extender System documentation for instructions on installation
and setup.
Serial port
Your computer has one standard serial port. Some application programs require
specific ports, and some modems function properly only at certain communication
port addresses. You might need to use the Configuration/Setup Utility program to
change communication port address assignments to prevent or resolve address
conflicts. This serial port is also manually configurable from inside of the
computer. The following table lists the function of each of the connectors that you
can use to manually configure the serial port. You will also need to refer to the
figure in
“
System board options connectors
”
on page 44.
Table 14. Serial port connectors on the system board
Connectors
Port
Description
J52
Serial A/Systems
Management Port
Default connection. Used by OS and Advanced System
Management Processor. Modem can be connected so that
the system can dial out during problems.
J51
Serial Port B
Used by OS only.
J53
Management Port
Used by Advanced System Management Processor to
utilize modem dial up functions.
Viewing or changing the serial-port assignments:
To view or change the
serial-port assignments:
1.
Restart the computer and watch the monitor screen.
2.
When the message
Press F1 for Configuration/Setup
appears, press F1.
3.
From the main menu, select
Devices and I/O Ports
; then, press Enter.
96
Hardware Maintenance Manual: xSeries 330 Type 8674, IntelliStation R Pro Type 6851, and Network Equipment Building
System Type 8674