Another feature that could disrupt a service action by powering the system on is an AIX function called
Timed Power-On (not available when Linux is the operating system). For more information about timed
power-on, see “System Power-On Methods” on page 391.
Be prepared to record code numbers and use those numbers in the course of analyzing a problem. Go to
“Step 1020-1”.
Step 1020-1
The following steps analyze a failure to load the diagnostic programs.
Note: Be prepared to answer questions regarding the operator panel display and to perform certain
actions based on displayed POST indicators. Be observant of these conditions.
1. Power off the system. Refer to “Stopping the System without an HMC Attached” on page 424.
2. Select slow boot mode (select disable fast boot) on the system power control menu from the service
processor main menu.
3. Power on the system. Refer to “Starting the System without an HMC Attached” on page 425.
4. Insert the diagnostic CD-ROM into the CD-ROM drive.
5. When the keyboard indicator is displayed (the word keyboard), press the 5 key on the system console.
6. Enter a password, if requested.
7. Wait until the diagnostics are loaded or the system appears to stop. If you receive an error code or if
the system stops before diagnostics are loaded, find your symptom in the following table, then follow
the instructions given in the Action column.
If no fault is identified, continue to the next step.
8. Run the standalone diagnostics on the entire system. Find your symptom in the following table, then
follow the instructions given in the Action column.
If no fault is identified, call service support for assistance.
70 Eserver pSeries 630 Model 6C4 and Model 6E4 Service Guide
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