Sun Microsystems Sun Fire V440 Diagnostics And Troubleshooting Manual page 84

This procedure assumes that the system is in diagnostics mode. See:
"How to Put the System in Diagnostics Mode" on page 57
The procedure also assumes that the system console is in its default configuration, so
that you are able to switch between the system controller and the system console.
See:
"About Communicating With the System" on page 164
"Access Through the Network Management Port" on page 168
What to Do
1. (Optional) Set the OpenBoot configuration variable diag-level to max. Type:
ok setenv diag-level max
diag-level =
This provides the most extensive diagnostic testing.
2. Power on the server. Do one of the following:
Press the Power button at the server's front panel.
Access the ALOM system controller and type:
ok #.
sc>
Then, from the sc> prompt, type:
sc> poweron
sc> console
ok
The system runs the POST diagnostics and displays status and error messages via
the local serial terminal.
Note – You will not see any POST output if you remain at the sc> prompt. You
must return to the ok prompt by typing the console command as shown above.
66 Sun Fire V440 Server Diagnostics and Troubleshooting Guide • July 2003
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