a. Ensure that all of the power cords are fully seated in the power supplies.
b. Ensure that all of the power cords are fully seated in the power distribution units (PDUs) or wall
outlets.
c. If the power cords are plugged into PDUs, ensure that the PDUs are turned on.
d. Ensure that all of the power cords are plugged into PDUs or wall outlets that are supplying
electricity.
e. Replace the power cords.
f. Replace the power supplies.
• If your system is an 8335-GTC, 8335-GTG, 8335-GTH, 8335-GTW, or 8335-GTX, go to “8335-
GTC, 8335-GTG, 8335-GTH, 8335-GTW, or 8335-GTX locations” on page 25 to identify the
physical location and the removal and replacement procedure.
This ends the procedure.
4. Is the amber LED of a power supply on solid and is the amber system attention LED on the front of the
system on solid?
If
Then
Yes:
Continue with the next step.
No:
Go to “Contacting IBM service and support” on page 24. This ends the procedure.
5. Perform the following actions, one at a time until the problem is resolved:
a. Resolve any serviceable alerts that are in the event log. Go to Resolving a hardware problem.
b. Ensure that the power supply is fully seated in the system.
c. Ensure that the power supply fan is not blocked.
d. Replace the power supply.
• If your system is an 8335-GTC, 8335-GTG, 8335-GTH, 8335-GTW, or 8335-GTX, go to “8335-
GTC, 8335-GTG, 8335-GTH, 8335-GTW, or 8335-GTX locations” on page 25 to identify the
physical location and the removal and replacement procedure.
This ends the procedure.
Resolving a system firmware boot failure
Learn how to identify the service action that is needed to resolve a failure while booting your system
firmware.
Procedure
1. After you press the power button, did the system turn on but fail to display the Petitboot menu?
If
Then
Yes:
Continue with the next step.
No:
Continue with step “6” on page 5.
2. Does the baseboard management controller (BMC) respond to commands?
Note: To determine whether the BMC responds to commands, run the following OpenBMC tool
command:
openbmctool -U <username> -P <password> -H <BMC IP address or BMC host name> chassis power
status
4 Power Systems: Problem analysis, system parts, and locations for the 8335-GTC, 8335-GTG, 8335-GTH,
8335-GTW, and 8335-GTX
Summary of Contents for 8335-GTG
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Page 47: ...System parts Figure 5 System parts Finding parts and locations 33 ...
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