Lenovo BladeCenter HS23E Problem Determination And Service Manual page 192

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.
Message
System under recommended voltage for +0.9
V.
System under recommended voltage for +3.3
V.
System under recommended +5 V fault.
178
BladeCenter HS23E Type 8038 and 8039: Problem Determination and Service Guide
Action
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 49 and "Installing the blade server in a
BladeCenter unit" on page 50.
2. Check the function of the shared BladeCenter unit resources. See
"Solving shared BladeCenter resource problems" on page 222.
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.
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 49 and "Installing the blade server in a
BladeCenter unit" on page 50.
2. Check the function of the shared BladeCenter unit resources. See
"Solving shared BladeCenter resource problems" on page 222.
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.
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 49 and "Installing the blade server in a
BladeCenter unit" on page 50.
2. Check the function of the shared BladeCenter unit resources. See
"Solving shared BladeCenter resource problems" on page 222.
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.