Running the diagnostic self-test

The appliance provides diagnostic self-test to help you test hardware components.

1. Connect the serial cable.
2. If the appliance is not turned on, press the power button to turn on the appliance. The green power LED illuminates. You hear the fans start.
3. When you see DPOS boot - press <ESC> within 7 seconds for boot options, press ESC.
   You see the DPOS prompt followed by the boot options menu.

   DPOS boot - press <ESC> within 7 seconds for boot options. <ESC>
   DPOS> ?
   Available boot options:
   
   Boot Option   Description
   ------------  ------------------------------------------
   system        Normal System Startup
   diagnostics   Run Standalone Hardware Diagnostics
   
   DPOS>

4. At the DPOS prompt, enter diagnostics to start the appliance and display the diagnostics main menu.

   Hardware Diagnostics Tool Version 1.0
   (C) Copyright 2011, 2025 - IBM Corporation
   
   Main Menu:
       1. Inventory                                        n/a     
       2. BMC/Sensors                                      n/a     
       3. Network                                          n/a     
       4. Memory                                           n/a     
       5. Disks                                            n/a     
       0. Exit Diagnostics                                         
   
   Select action>

5. To select a test to run, enter its number at the Select action prompt.