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v Verifying the replaced part using VIOS
Verify the installed feature by using VIOS:
1. Log in as root user.
2. At the command line, type diagmenu and press Enter.
3. Select Advanced Diagnostics Routines and press Enter.
4. From the Diagnostic Mode Selection menu, select System Verification and press Enter.
5. When the Advanced Diagnostic Selection menu appears, do one of the following:
v To test a single resource, select the resource that you just installed from the list of resources and
press Enter.
v To test all the resources available to the operating system, select All Resources and press Enter.
6. Select Commit, and wait until the diagnostic programs run to completion, responding to any prompts
that appear.
7. Did the diagnostics run to completion and display the message No trouble was found?
v No: If a service request number (SRN) or other reference code is displayed, suspect a loose adapter
or cable connection. Review the installation procedures to ensure that the new feature is installed
correctly. If you cannot correct the problem, collect all SRNs or any other reference code
information that you see. If the system is running in LPAR mode, note the logical partition in
which you installed the feature. Contact your service provider for assistance.
v Yes: The new device is installed correctly. Exit the diagnostic programs and return the system to
normal operations.
Verify the replacement part by using VIOS:
To verify the operation of a newly installed feature or replacement part, follow these steps:
1. Did you replace the part by using either VIOS or the online diagnostics service aid's concurrent
(hot-swap) service operation?
No: Go to step 2.
Yes: Go to step 5 on page 72.
2. Is the system powered off?
No: Go to step 4.
Yes: If the system supports slow boot, set the system to perform a slow boot. For information, see
Performing a slow boot.
3. Start the system and wait until the VIOS operating system login prompt displays or until apparent
system activity on the operator panel or display has stopped.
Did the VIOS login prompt display?
v No: If an SRN or other reference code is displayed, suspect a loose adapter or cable connection.
Review the procedures for the part that you replaced to ensure that the new part is installed
correctly. If you cannot correct the problem, collect all SRNs or any other reference code
information that you see. If the system does not start or you have no login prompt, see: Problems
with loading and starting the operating system.
If the system is partitioned, note the logical partition in which you replaced the part. Contact your
service provider for assistance.
v Yes: Go to step 4
4. At the command prompt, type diag —a and press Enter to check for missing resources. If you see a
command prompt, go to step 5 on page 72.
If the Diagnostic selection menu is shown with M appearing next to any resource, follow these
steps:
a. Select the resource and press Enter.
Power supplies 71