IBM RS/6000 SP, Maintenance Information

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MAP 0230: Wide Processor Node Control
Use the menu options to check and/or reconfigure the console as required. If the console is not
configured to use the TTY port, then the processor node will not print messages to the screen
during IPL.
2. Check the TTY configuration by issuing the following command in the processor node's window:
smit tty
Use the menu options to check and/or reconfigure the “s1” TTY port as required. The proper TTY
parameters are listed in
IBM RS/6000 SP: Administration Guide.
Is the TTY port defined properly, and the console setup to use the TTY port?
Yes No
027
TTY not responding due to customer configuration.
– Customer must configure these parameters.
– Go to “MAP 0570: End of Call” on page 1-357.
028
Problem due to hardware.
– Close console TTY window (if already open).
– Log into the node over the Ethernet:
telnet
nodename
– Enter the following command:
chcons /dev/tty1
– Use diag command to run regular (not advanced) diagnostics on “TTY0”.
Do the diagnostics pass (no problem found)?
Yes No
029
– Replace I/O planar board.
– Go to Step 031 on page 1-116.
030
– Log into the node over the Ethernet:
telnet nodename
– Enter the following command:
chcons /dev/tty0
– From the control workstation, make sure the node front panel display is open.
– Close TTY console at this time.
– Have the customer remove the processor node from the active system configuration and power off the
processor node.
– Put the circuit breaker at the front of the processor node in the Off (‘0’) position.
– Place processor node in service position.
– Refer to the following table for priority of replacement or repair of components.
Chapter 1. Maintenance Analysis Procedures (MAPs)
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