Power Problems - Lenovo BladeCenter HS23E Problem Determination And Service Manual

Power problems

Use this information to diagnose and resolve power problems for the blade server.
IBM updates the support website with the latest tips and techniques that you can
use to resolve any problems. Go to the BladeCenter support search website at
http://www.ibm.com/supportportal/ to see if any service bulletins have been
generated.
Follow the suggested actions in the order in which they are listed in the Action
column until the problem is solved.
v See Chapter 4, "Parts listing," on page 41 to determine which components are consumable, structural, or CRU
parts.
v If an action step is preceded by "(trained technician only)," that step must be performed only by a trained
technician.
Symptom
The power button does not
work.
Action
1. Reseat the control-panel connector. See "Blade server controls and LEDs" on
page 9.
2. Replace the bezel assembly. See "Removing the bezel assembly" on page 54
and "Installing the bezel assembly" on page 55.
3. (Trained technician only) Replace the system-board assembly. See "Removing
the system-board assembly" on page 90 and "Installing the system-board
assembly" on page 91.
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Chapter 6. Diagnostics