Lenovo BladeCenter HX5 7873 Problem Determination And Service Manual page 224

• Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
• See "Parts listing - BladeCenter HX5" on page 57 to determine which components are CRUs and which
components are FRUs.
• If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Lit light path
diagnostics LED Description
Blade expansion The IMM lights
error this LED when
the expansion
blade in the
blade expansion
connector has
failed. The fault
LED on the front
panel is also lit.
Microprocessor x The IMM lights
error this LED when
the
microprocessor
has failed or
overheated or the
start
microprocessor
(CPU 1) is
missing. The fault
LED on the front
panel is also lit.
Scaling error This LED is lit
when the
scalability card is
not seated
correctly or has a
fault.
Battery error The system
battery is not
installed or is not
working.
208
BladeCenter HX5 Blade ServerProblem Determination and Service Guide
Action
1. Reseat the CFFh expansion card. See "Removing a CFFh expansion
card" on page 119 and "Installing a CFFh expansion card" on page 122.
2. Replace the CFFh expansion card. See "Removing a CFFh expansion
card" on page 119 and "Installing a CFFh expansion card" on page 122.
1. Check the UEFI settings to ensure that the microprocessor is enabled.
See "Using the Setup utility" on page 20 for more information.
2. Check the IMM event log for more information. See "Viewing event logs
through the Setup utility" on page 148.
3. If the log shows that a microprocessor is disabled or that a
microprocessor error has occurred, perform one of the following actions:
a. (Trained service technician only) Reseat the microprocessor that is
indicated by the lit LED. See "Removing a microprocessor and heat
sink" on page 130 and "Installing a microprocessor and heat sink" on
page 134.
b. (Trained service technician only) Replace the microprocessor that is
indicated by the lit LED. See "Removing a microprocessor and heat
sink" on page 130 and "Installing a microprocessor and heat sink" on
page 134.
1. Reseat the scalability card.
2. Replace the scalability card. See "Removing the 2-node scalability card"
on page 83 and "Installing the 2-node Scalability card" on page 85.
1. Reseat the battery. See "Removing the battery" on page 76 and
"Installing the battery" on page 77.
2. Replace the battery. See "Removing the battery" on page 76 and
"Installing the battery" on page 77.