11.5.4
Running POST
1. Attach the crossover cable to the system being tested and then to the serial
terminal or second system.
2. Start the Tip connection. Type:
# tip hardwire
3. Press the Return key several times to synchronize the handshaking between the
two systems.
You should see the ok prompt.
4. Type the post command.
For example:
ok post min max
POST is run. See "POST Output" on page 11-4 for examples of POST output.
Note – POST execution can be aborted by pressing the Ctrl-X keys of the serial
terminal or second system. POST then returns control to the OpenBoot PROM.
11.6
Disabling Diagnostics and Auto Boot
Use one of the following procedures to ensure that the diagnostics are turned off and
that the system does not auto boot.
11.6.0.1
OpenBoot PROM Level Procedure
From the ok prompt of the system to run POST, type:
ok setenv diag-switch? false
ok setenv auto-boot? false
11-20
Sun Ultra 45 and Ultra 25 Workstations Service and Diagnostics Manual • May 2006