IBM BladeCenter HS12 Type 1916, Service Manual

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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 under recommended voltage for +0.9
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.
System under recommended voltage for +3.3
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.
System under recom5 V fault.
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.
Power problems
Use this information to diagnose and resolve power problems 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.
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BladeCenter HS12 Type 8014, 8028 or 1916: Problem Determination and Service Guide