IBM RS/6000 SP, Maintenance Information

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MAP 0350: POWER3 SMP Thin and Wide Node Control
021 (continued)
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
022
– Run wrap diagnostics on S1 to node supervisor cable.
Do diagnostics fail?
Yes No
023
– Go to Step 027.
024
– Run wrap diagnostics on S1.
Do diagnostics pass (no trouble found)?
Yes No
025
– Replace I/O planar board.
– Go to Step 028 on page 1-213.
026
– Go to Step 027.
027
– 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.
1-212
RS/6000 SP MAPs