IBM BladeCenter HS12 Type 1916, Service Manual

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Power error messages
Use this information to diagnose and resolve power error messages for the blade
server.
Follow the suggested actions in the order in which they are listed in the Action
column until the problem is solved. Power to the blade server is provided by
shared BladeCenter unit resources. See the following table and “Solving shared
BladeCenter resource problems” on page 167.
v See Chapter 4, “Parts listing, Types 8014, 8028 and 1916,” on page 25 to determine which components are CRUs
and which components are FRUs.
v
If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
trained service technician.
Message Action
System Power Good fault
1. Reseat the blade server - See “Removing the blade server from the
BladeCenter unit” on page 33 and “Installing the blade server in a
BladeCenter unit” on page 34.
2. Check the function of the shared BladeCenter unit resources. See
“Solving shared BladeCenter resource problems” on page 167.
3. If an optional expansion unit is installed, reseat it - See
“Removing an optional expansion unit” on page 37 and
“Installing an optional expansion unit” on page 38.
4. Replace the following components one at a time, in the order
shown, restarting the blade server each time:
a. Optional expansion unit (if one is installed) - See “Removing
an optional expansion unit” on page 37 and “Installing an
optional expansion unit” on page 38.
b.
(Trained service technician only) System-board assembly - See
“Removing the system-board assembly” on page 65 and
“Installing the system-board assembly” on page 66.
VRD Power Good fault
1. Reseat the blade server - See “Removing the blade server from the
BladeCenter unit” on page 33 and “Installing the blade server in a
BladeCenter unit” on page 34.
2. Check the function of the shared BladeCenter unit resources. See
“Solving shared BladeCenter resource problems” on page 167.
3. (Trained service technician only) Replace the system-board
assembly - See “Removing the system-board assembly” on page
65 and “Installing the system-board assembly” on page 66.
System over recommended voltage for +12
V.
Informational only.
Note: If the problem remains, complete the following steps:
1. Reseat the blade server - See “Removing the blade server from the
BladeCenter unit” on page 33 and “Installing the blade server in a
BladeCenter unit” on page 34.
2. Check the function of the shared BladeCenter unit resources. See
“Solving shared BladeCenter resource problems” on page 167.
3. (Trained service technician only) Replace the system-board
assembly - See “Removing the system-board assembly” on page
65 and “Installing the system-board assembly” on page 66.
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BladeCenter HS12 Type 8014, 8028 or 1916: Problem Determination and Service Guide